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2016

Joutsen, S; Eklund, K M; Laukkanen-Ninios, R; Stephan, Roger; Fredriksson-Ahomaa, Maria (2016). Sheep carrying pathogenic Yersinia enterocolitica bioserotypes 2/O:9 and 5/O:3 in the feces at slaughter. Veterinary Microbiology, 179:78-82.

Margot, Heike; Zwietering, M H; Joosten, Han; Stephan, Roger (2016). Determination of single cell lag times of Cronobacter spp. strains exposed to different stress conditions: impact on detection. International Journal of Food Microbiology, 236:161-166.

Zurfluh, Katrin; Kieffer, Nicolas; Poirel, Laurent; Nordmann, Patrice; Stephan, Roger (2016). Features of the mcr-1 cassette related to colistin resistance. Antimicrobial Agents and Chemotherapy, 60:6438-6439.

Zurfluh, Katrin; Hächler, Herbert; Stephan, Roger; Nüesch-Inderbinen, Magdalena (2016). Long-term shedding of CTX-M-15 producing E. coli B2:ST127 by a healthy asymptomatic carrier. International Journal of Antimicrobial Agents, 48(4):466.

Wang, J; Gibbons, J; McGrath, K; Bai, L; Li, F; Leonard, N; Stephan, Roger; Fanning, S (2016). Molecular characterization of blaESBL-producing Escherichia coli cultured from pig farms in Ireland. Journal of Antimicrobial Chemotherapy, 71(11):3062-3065.

Zurfluh, Katrin; Klumpp, Jochen; Nüesch-Inderbinen, Magdalena; Stephan, Roger (2016). Full-length nucleotide sequences of mcr-1 harboring plasmids isolated from extended-spectrum β-lactamase (ESBL)- producing Escherichia coli of different origins. Antimicrobial Agents and Chemotherapy, 60(9):5589-5591.

Margot, Heike; Tasara, Taurai; Zwietering, M H; Joosten, Han; Stephan, Roger (2016). Effects of different media on the enrichment of low numbers of Shiga toxin-producing Escherichia coli in mung bean sprouts and on the development of the sprout microbiome. International Journal of Food Microbiology, 232:26-34.

Stephan, Roger; Grest, Paula; Sydler, Titus (2016). Pathologisch-anatomische Veränderungen von Organen und Tierkörpern geschlachteter Nutztiere – wie beurteilen Sie? Rundschau für Fleischhygiene und Lebensmittelüberwachung, 6:179-180.

Johler, Sophia; Stephan, Roger; Althaus, Denise; Ehling-Schulz, Monika; Grunert, Tom (2016). High-resolution subtyping of Staphylococcus aureus strains by means of Fourier-transform infrared spectroscopy. Systematic and Applied Microbiology, 39(3):189-194.

Johler, Sophia; Zurfluh, Katrin; Stephan, Roger (2016). Tracing and growth inhibition of Staphylococcus aureus in barbecue cheese production after product recall. Journal of Dairy Science, 99(5):3345-3350.

Zurfluh, Katrin; Poirel, Laurent; Nordmann, Patrice; Nüesch-Inderbinen, Magdalena; Hächler, Herbert; Stephan, Roger (2016). Occurrence of the plasmid-borne mcr-1 colistin resistance gene in ESBL-producing Enterobacteriacae in river water and imported vegetable samples in Switzerland. Antimicrobial Agents and Chemotherapy, 60:2594 -2595.

Grunert, Tom; Stephan, Roger; Ehling-Schulz, Monika; Johler, Sophia (2016). Fourier transform infrared spectroscopy enables rapid differentiation of fresh and frozen/thawed chicken. Food Control, 60:361-364.

Nüesch-Inderbinen, Magdalena; Stephan, Roger (2016). Epidemiology of extended-spectrum ß-lactamase producing Escherichia coli in the human-livestock environment. Current Clinical Microbiology Reports, 3(1):1-9.

Müller, Andrea; Stephan, Roger; Nüesch-Inderbinen, Magdalena (2016). Distribution of virulence factors in ESBL-producing Escherichia coli isolated from the environment, livestock, food and humans. Science of the Total Environment, 541:667-672.

Sihto, Henna-Maria; Susilo, Yusak Budi; Tasara, Taurai; Rådström, Peter; Stephan, Roger; Schelin, Jenny; Johler, Sophia (2016). Effect of sodium nitrite and regulatory mutations Δagr, ΔsarA, and ΔsigB on the mRNA and protein levels of staphylococcal enterotoxin D. Food Control, 65:37-45.

Fehr, A; Ruetten, M; Seth-Smith, H; Nufer, Lisbeth; Voegtlin, A; Lehner, Angelika; Greub, Gilbert; Crosier, P; Neuhauss, S C F; Vaughan, Lloyd (2016). A zebrafish model for Chlamydia infection with the obligate intracellular pathogen Waddlia chondrophila. Frontiers in Microbiology:7:1829.

Zurfluh, Katrin; Buess, Smone; Stephan, Roger; Nüesch-Inderbinen, Magdalena (2016). Assessment of the occurrence of MCR producing Enterobacteriaceae in Swiss and imported poultry meat. SDRP Journal of Food Science & Technology, 1(4):online.

Zogg, A L; Zurfluh, Katrin; Nüesch-Inderbinen, Magdalena; Stephan, Roger (2016). Characteristics of ESBL-producing Enterobacteriaceae and Methicillinresistant Staphylococcus aureus (MRSA) isolated from Swiss and imported raw poultry meat collected at retail level. Schweizer Archiv für Tierheilkunde, 158(6):451-456.

Sarno, Eleonora; Fierz, Lisa; Zweifel, Claudio; Tasara, Taurai; Stephan, Roger (2016). Characteristics of Listeria monocytogenes isolated from tonsils of slaughtered fattening pigs in Switzerland. Journal für Verbraucherschutz und Lebensmittelsicherheit, 11(1):19-23.

Wang, J; Hurley, D; McGrath, K; Bai, L; Hächler, Herbert; Stephan, Roger; Fanning, S (2016). Draft genome sequence of Escherichia coli 26R 793, a plasmid-free recipientstrain commonly used in conjugation assays. Genome Announcements, 4(5):e00707-e00716.

Zurfluh, Katrin; Tasara, Taurai; Poirel, L; Nordmann, Patrice; Stephan, Roger (2016). Draft genome sequence of Escherichia coli S51, a chicken isolate harboring a chromosomally-encoded mcr-1 gene. Genome Announcements, 4(4):e00796-16.

Stoller, A; Stephan, Roger; Fricker-Feer, Claudia; Lehner, Angelika (2016). Epidemiological investigation of a powdered infant formula product batch contaminated with Cronobacter in a Swiss infant formula production facility. Austin Food Sciences, 1(6):1028.

Nüesch-Inderbinen, Magdalena; Stephan, Roger (2016). Fresh fruit and vegetables as vehicles of bacterial foodborne disease: A review and analysis of outbreaks registered by proMED-mail associated with fresh produce. Archiv für Lebensmittelhygiene, 67(2):32-39.

Zurfluh, Katrin; Tasara, Taurai; Stephan, Roger (2016). Full genome sequence of Escherichia coli K-15KW01, an uropathogenic E. coli B2:ST127 isolate harboring a chromosomally-encoded blaCTX-M-15 gene. Genome Announcements, 4(5):e00927-16.

Tasara, Taurai; Klumpp, Jochen; Bille, Jacques; Stephan, Roger (2016). Genome Sequences of Listeria monocytogenes strains responsible for the cheese and cooked ham product associated Swiss listeriosis outbreaks in 2005 and 2011. Genome Announcements, 4(2):e00106-e00116.

Merz, Axel; Stephan, Roger; Johler, Sophia (2016). Genotyping and DNA microarray based characterization of S. aureus isolated form rabbit carcasses. Meat science, 112:86-89.

Sihto, Henna-Maria; Tasara, Taurai; Stephan, Roger; Johler, Sophia (2016). Growth behavior and temporal enterotoxin D expression of Staphylococcus aureus strains under glucose and lactic acid stress. Food Control, 62:69-73.

García, Patricia; Malorny, Burkhard; Rodicio, M Rosario; Stephan, Roger; Hächler, Herbert; Guerra, Beatriz; Lucarelli, Claudia (2016). Horizontal acquisition of a multidrug-resistance module (R-type ASSuT) is responsible for the monophasic phenotype in a widespread clone of Salmonella serovar 4,[5],12:i:-. Frontiers in Microbiology, 7:680.

Kiefer, Sabine; Kling, Kerstin; Stephan, Roger; Bratschi, Martin W; Jost, Marianne; Bless, Philipp J; Schmutz, Claudia; Mäusezahl, Daniel; Wyss, Kaspar; Mäusezahl-Feuz, Mirjam; Hatz, Christoph (2016). How can patients and their physicians contribute to an outbreak investigation? Experiences from a nationwide listeriosis outbreak in Switzerland. Swiss Medical Weekly, 146:w14366.

Margot, Heike. Improvement of methods for the detection of Gram-negative foodborne pathogens. 2016, University of Wageningen, Vetsuisse Faculty.

Simmen, Sabrina; Zurfluh, Katrin; Nüesch-Inderbinen, Magdalena; Schmitt, Sarah (2016). Investigation for the colistin resistance genes mcr-1 and mcr-2 in clinical Enterobacteriaceae isolates from cats and dogs in Switzerland. ARC Journal of Animal and Veterinary Sciences, 2(5):26-29.

Baumgartner, H; Stephan, Roger (2016). Lebensmittel mit geringer Wasseraktivität. In: Baumgart, J; Becker, B; Stephan, Roger. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr´s Verlag, 15-25.

Eshwar, Athmanya K; Tall, Ben D; Gangiredla, Jayanthi; Gopinath, Gopal R; Patel, Isha R; Neuhauss, Stephan C F; Stephan, Roger; Lehner, Angelika (2016). Linking genomo- and pathotype: Exploiting the Zebrafish embryo model to investigate the divergent virulence potential among cronobacter spp. PLoS ONE, 11(6):e0158428.

Dreyer, Margaux; Aguilar-Bultet, Lisandra; Rupp, Sebastian; Guldimann, Claudia; Stephan, Roger; Schock, Alexandra; Otter, Arthur; Schüpbach-Regula, Gertraud; Lecuit, Marc; Brisse, Sylvain; Frey, Joachim; Oevermann, Anna (2016). Listeria monocytogenes sequence type 1 is predominant in ruminant rhombencephalitis. Scientific Reports, 6:36419.

Baumgart, J; Becker, B; Stephan, Roger (2016). Mikrobiologische Untersuchung von Lebensmitteln – Ein Leitfaden für das Studium. Hamburg: Behr's Verlag.

Johler, Sophia. Minimizing the risk of staphylococcal food poisoning. 2016, University of Zurich, Vetsuisse Faculty.

Margot, Heike; Stephan, Roger; Tasara, Taurai (2016). Mungo bean sprout microbiome and changes associated with culture based enrichment protocols used in detection of Gram-negative foodborne pathogens. Microbiome, 4(1):48.

Heikinheimo, Annamari; Johler, Sophia; Karvonen, Laura; Julmi, Jérôme; Fredriksson-Ahomaa, Maria; Stephan, Roger (2016). New dominant spa type t2741 in livestock-associated MRSA (CC398-MRSA-V) in Finnish fattening pigs at slaughter. Antimicrobial Resistance and Infection Control, 5(6):online.

Zurfluh, Katrin; Hindermann, D; Nüesch-Inderbinen, Magdalena; Poirel, Laurent; Nordmann, Patrice; Stephan, Roger (2016). Occurrence and features of chromosomally encoded carbapenemases in Gram-negative bacteria in farm animals sampled at slaughterhouse level. Schweizer Archiv für Tierheilkunde, 158(4):457-460.

Margot, H; Ebner, R; Peterhans, S; Stephan, Roger (2016). Occurrence of Salmonella, L. monocytogenes, Shigatoxin-producing E. coli and ESBL-producing Enterobacteriaceae in sprout samples collected from the Swiss market. Journal für Verbraucherschutz und Lebensmittelsicherheit, 11(2):155-157.

Althaus, Denise; Zweifel, C; Johler, S; Stephan, Roger (2016). Performance of the Assurance GDS® assay for the detection of L. monocytogenes in pure cultures and spiked food samples. Journal of Food: Microbiology, Safety and Hygiene, 1:103.

Guldimann, Claudia; Boor, Kathryn J; Wiedmann, Martin; Guariglia-Oropeza, Veronica (2016). Resilience in the face of uncertainty: Sigma Factor B fine-tunes gene expression to support homeostasis in gram-positive bacteria. Applied and Environmental Microbiology, 82(15):4456-4469.

Johler, Sophia; Sihto, Henna-Maria; Macori, Guerrino; Stephan, Roger (2016). Sequence variability in staphylococcal enterotoxin genes seb, sec, and sed. Toxins, 8(6):E169.

Nüesch-Inderbinen, Magdalena; Heini, Nicole; Zurfluh, Katrin; Althaus, Denise; Hächler, Herbert; Stephan, Roger (2016). Shigella antimicrobial drug resistance mechanisms, 2004–2014. Emerging Infectious Diseases, 22(6):1083-1085.

Merz, Axel. Staphylococcus aureus isolates from goat and sheep milk seem to be closely related and differ from isolates detected among bovine milk. 2016, University of Zurich, Vetsuisse Faculty.

Merz, Axel; Stephan, Roger; Johler, Sophia (2016). Staphylococcus aureus isolates from goat and sheep milk seem to be closely related and differ from isolates detected among bovine milk. Frontiers in Microbiology, 7:319.

Sihto, H M. Stress response in Staphylococcus aureus: regulatory mechanisms influencing enterotoxin gene expression under stress relevant to food production and preservation. 2016, University of Bern, Vetsuisse Faculty.

Eshwar, Athmanya K. Studying pathogen-host interactions and pathogenesis in Cronobacter and Listeria infections using in vitro and in vivo infection models. 2016, University of Zurich, Faculty of Science.

Heller, Oliver; Sidler, Xaver; Hässig, Michael; Thanner, S; Bee, G; Gutzwiller, A; Stephan, Roger (2016). The effect of the administration of three different antimicrobial premix formulations via the liquid feeding system on the occurrence of Enterobacteriaceae resistant to tetracycline in the liquid feed for pigs. Schweizer Archiv für Tierheilkunde, 158:411-422.

Heller, Oliver. The effect of the administration of three different antimicrobial premix formulations via the liquid feeding system on the occurrence of Enterobacteriaeceae resistant to tetracycline in the liquid feed for pigs. 2016, University of Zurich, Vetsuisse Faculty.

Burgess, CM; Gianotti, A; Grusdev, N; Holah, J; Knochel, S; Lehner, A; Margas, E; Schmitz Esser, S; Shlomp, S; Tresse, O (2016). The response of foodborne pathogens to osmotic and desiccation stresses in the food chain. International Journal of Food Microbiology, 221:37-53.

Hunziker, Sibylle. Untersuchungen zur mikrobiologischen Qualität von erhitzten Lebensmitteln aus Bataillonsküchen der Schweizer Armee. 2016, University of Zurich, Vetsuisse Faculty.

Hunziker, Sibylle; Stephan, Roger (2016). Untersuchungen zur mikrobiologischen Qualität von erhitzten Lebensmitteln aus Bataillonsküchen der Schweizer Armee. Archiv für Lebensmittelhygiene, 67(4):96-100.

2015

Fehr, Alexander; Eshwar, Athmanya K; Neuhauss, Stephan Cf; Ruetten, Maja; Lehner, Angelika; Vaughan, Lloyd (2015). Evaluation of zebrafish as a model to study the pathogenesis of the opportunistic pathogen Cronobacter turicensis. Emerging Microbes and Infections, 4(5):e29.

Kanengoni, A; Chimonyo, M; Tasara, Taurai; Chimonyo, P; Chapwanya, A; Ndimba, B; Dzama, K (2015). A comparison of faecal microbial populations of South African Windsnyer-type indigenous pigs (SAWIP) and Large White x Landrace (LW x LR) crosses fed diets containing ensiled maize cobs. FEMS Microbiology Letters, 362(13):fnv100.

Schauer, K; Lehner, Angelika; Dietrich, R; Kleinsteuber, I; Canals, R; Zurfluh, Katrin; Weiner, K; Märtlbauer, E (2015). A cronobacter turicensis O1 antigen specific monoclonal antibody inhibits bacterial motility and entry into epithelial cells. Infection and Immunity, 83(3):876-887.

Zurfluh, Katrin; Power, K; Klumpp, Jochen; Wang, J; Fanning, Seammus; Stephan, Roger (2015). A novel Tn3-like composite transposon harbouring blaVIM-1 in Klebsiella pneumoniae ssp. pneumoniae isolated from river water. Microbial Drug Resistance, 21(1):43-49.

Nüesch-Inderbinen, Magdalena; Abgottspon, Helga; Sägesser, Grethe; Cernela, Nicole; Stephan, Roger (2015). Antimicrobial susceptibility of travel-related Salmonella enterica serovar Typhi isolates detected in Switzerland (2002-2013) and molecular characterization of quinolone resistant isolates. BMC Infectious Diseases, 15(212):online.

Nüesch-Inderbinen, Magdalena; Zurfluh, Katrin; Peterhans, Sophie; Hächler, Herbert; Stephan, Roger (2015). Assessment of the prevalence of extended-spectrum ß-Lactamase-producing Enterobacteriaceae in ready-to-eat salads, fresh-cut fruit, and sprouts from the Swiss market. Journal of Food Protection, 78(6):1178-1181.

Peng, Silvio; Weik, D; Stephan, Roger; Hummerjohann, J (2015). Behaviour of an Escherichia coli strain deleted in the salt stress response gene kdpA during production and ripening of a semi-hard cheese. Journal of Food Safety and Food Quality, 66(2):46-50.

Sarno, Eleonora; Tasara, Taurai; Stephan, Roger; Zweifel, Claudio (2015). Characteristics of Listeria monocytogenes strains isolated from fecal samples of healthy slaughtered livestock. Journal of Food Safety and Food Quality, 66(4):113-116.

Nüesch-Inderbinen, Magdalena; Cernela, Nicole; Hächler, Herbert; Stephan, Roger (2015). Characteristics of Salmonella enterica serotype Schwarzengrund associated with human infections in Switzerland: 2006-2010. Journal of Food Safety and Food Quality, 66:56-60.

Wang, J; Stephan, Roger; Zurfluh, Katrin; Hächler, Herbert; Fanning, Seammus (2015). Characterization of the genetic environment of bla ESBL genes, integrons and toxin-antitoxin systems identified on large transferrable plasmids in multi-drug resistant Escherichia coli. Frontiers in Microbiology:5:716.

Yan, Q; Wang, J; Gangiredla, J; Cao, Y; Martins, M; Gopinath, G; Stephan, Roger; Lampel, K; Tall, B (2015). Comparative genotypic and phenotypic analysis of Cronobacter species cultured from four powdered infant formula production facilities: indication of pathoadaptation along the food chain. Applied and Environmental Microbiology, 81(13):4388-4402.

Stevens, M; Stephan, Roger; Johler, Sophia (2015). Complete and assembled genome sequence of Staphylococcus aureus RKI4, a food poisoning strain exhibiting a novel aureus pathogenicity island carrying seb. Genome Announcements, 3(4):e00769-15.

Tall, B; et al; Stephan, Roger; Lehner, Anglika; Fanning, S; Grimm, C (2015). Development of a custom-designed, pan genomic DNA microarray to characterize strain-level diversity among Cronobacter spp. Frontiers in Pediatrics:3:36.

Müller, Andrea. Distribution of virulence factors in ESBL-producing Escherichia coli isolated at the environment, livestock, food and human interface. 2015, University of Zurich, Vetsuisse Faculty.

Zweifel, Claudio; Althaus, Denise; Stephan, Roger (2015). Effects of slaughter operations on the microbiological contamination of broiler carcasses in three abattoirs. Food Control, 51:37-42.

Zurfluh, Katrin. Emergence of Enterobacteriaceae resistant to modern beta-lactam and/or quinolone antibiotics at the human-animal-environment interface. 2015, ETH, Faculty of Science.

Zurfluh, Katrin; Nüesch-Inderbinen, Magdalena; Poirel, Laurent; Nordmann, Patrice; Hächler, Herbert; Stephan, Roger (2015). Emergence of Escherichia coli producing OXA-48 beta-lactamase in the community in Switzerland. Antimicrobial Resistance and Infection Control, 4(9):online.

Margot, Heike; Zwietering, Marcel; Joosten, Han; O'Mahony, E; Stephan, Roger (2015). Evaluation of different buffered peptone water (BPW) based enrichment broths for detection of Gram-negative foodborne pathogens from various food matrices. International Journal of Food Microbiology, 214:109-115.

Cernela, Nicole; Zweifel, Claudio; Stephan, Roger (2015). Evaluation of the CHROMagarTM STEC medium for the detection of Shiga toxin-producing Escherichia coli. Journal of Food Safety and Food Quality, 66(2):28-32.

Zurfluh, Katrin; Nüesch-Inderbinen, Magdalena; Morach, Marina; Zihler Berner, Annina; Stephan, Roger (2015). Extended-spectrum-β-lactamase-producing Enterobacteriaceae isolated from vegetables imported from the Dominican Republic, India, Thailand, and Vietnam. Applied and Environmental Microbiology, 81(9):3115-3120.

Zurfluh, Katrin; Poirel, Laurent; Nordmann, Patrice; Klumpp, Jochen; Stephan, Roger (2015). First detection of Klebsiella variicola producing OXA-181 carbapenemase in fresh vegetable imported from Asia to Switzerland. Antimicrobial Resistance and Infection Control, 4(38):online.

Stephan, Roger; Althaus, Denise; Kiefer, Sabine; Lehner, Angelika; Hatz, Christoph; Schmutz, C; Jost, Marianne; Gerber, N; Baumgartner, Andreas; Hächler, Herbert; Mäusezahl-Feuz, Mirjam (2015). Foodborne transmission of Listeria monocytogenes via ready-to-eat salad: a nationwide outbreak in Switzerland, 2013-2014. Food Control, 57:14-17.

Johler, Sophia; Giannini, Petra; Jermini, Marco; Hummerjohann, Jörg; Baumgartner, Andreas; Stephan, Roger (2015). Further evidence for Staphylococcal food poisoning outbreaks caused by egc-encoded enterotoxins. Toxins, 7(3):997-1004.

Masoud-Landgraf, L; Johler, Sophia; Badura, A; Feierl, G; Luxner, J; Wagner-Eibel, U; Eber, E; Zarfel, G; Grisold, AJ (2015). Genetic and phenotypic characteristics of Staphylococcus aureus isolates from cystic fibrosis patients in Austria. Respiration, 89(5):390-395.

Eshwar, A; Tasara, Taurai; Stephan, Roger; Lehner, Angelika (2015). Influence of FkpA variants on survival and replication of Cronobacter spp. in human macrophages. Research in Microbiology, 166(3):186-195.

Mossong, J; DeCruyenaere, F; Moris, G; Ragimbeau, C; Olinger, Ch; Johler, Sophia; Perrin, M; Hau, P; Weicherding, P (2015). Investigation of a staphylococcal food poisoning outbreak combining case–control, traditional typing and whole genome sequencing methods, Luxembourg, June 2014. Eurosurveillance, 20(45):pii=30059.

Costanzo, N; Santoro, A; Peretti, V; Proroga, Y; Sarno, Elenora (2015). Lack of evidence so far for Noroviruses in food samples collected on cruise ships sailing the Mediterranean waters. International Food Research Journal, 22(5):1801-1805.

Walland, J; Lauper, J; Frey, J; Imhof, R; Stephan, Roger; Seuberlich, T; Oevermann, A (2015). Listeria monocytogenes infection in ruminants: Is there a link to the environment, food and human health? A review. Schweizer Archiv für Tierheilkunde, 157(6):319-328.

Mikrobiologische Untersuchung von Lebensmitteln. Edited by: Baumgart, Jürgen; Becker, Barbara; Stephan, Roger (2015). Hamburg, DE: Behr’s Verlag.

Stephan, Roger (2015). Nachweis multiresistenter Bakterien in Lebensmitteln (Beispiel MRSA und ESBL-bildende Enterobacteriaceae). In: Baumgart, J; Becker, B; Stephan, Roger. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr’s Verlag, online.

Johler, Sophia; Weder, Delphine; Bridy, Claude; Huguenin, Marie-Claude; Robert, Luce; Hummerjohann, Jörg; Stephan, Roger (2015). Outbreak of Staphylococcal food poisoning among children and staff at a Swiss boarding school due to soft cheese made from raw milk. Journal of Dairy Science, 98(5):2944-2948.

Ebner, Rebecca; Stephan, Roger; Althaus, Denise; Brisse, S; Maury, M; Tasara, Taurai (2015). Phenotypic and genotypic characteristics of Listeria monocytogenes strains isolated during 2011-2014 from different food matrices in Switzerland. Food Control, (57):321-326.

Ebner, Rebecca Rosa. Phenotypic and genotypic characteristics of Listeria monocytogenes strains isolated during 2011-2014 from different food matrices in Switzerland. 2015, University of Zurich, Vetsuisse Faculty.

Nüesch-Inderbinen, Magdalena; Funk, J; Cernela, Nicole; Tasara, Taurai; Klumpp, Jochen; Schmidt, Herbert; Stephan, Roger (2015). Prevalence of Subtilase cytotoxin-encoding subAB variants among Shiga toxin-producing Escherichia coli strains isolated from wild ruminants and sheep differs from that of cattle and pigs and is predominated by the new allelic variant subAB2-2. International Journal of Medical Microbiology : IJMM, 305(1):124-128.

Capek, Michel. Process analysis of cattle slaughtering in two abattoirs: influence of process stages on the microbiological contamination of carcasses. 2015, University of Zurich, Vetsuisse Faculty.

Zurfluh, Katrin; Cernela, Nicole; Stephan, Roger (2015). Quinolone resistance mechanisms among extended-spectrum beta-lactamase (ESBL)-producing Escherichia coli isolated from farm animals in Switzerland. Schweizer Archiv für Tierheilkunde, 157(1):59-62.

Zurfluh, Katrin; Glier, M; Hächler, Herbert; Stephan, Roger (2015). Replicon typing of plasmids carrying blaCTX-M-15 among Enterobacteriaceae isolated at the environment, livestock and human interface. Science of the Total Environment, 521–522:75-78.

Nüesch-Inderbinen, Magdalena; Cernela, N; Althaus, Denise; Hächler, Herbert; Stephan, Roger (2015). Salmonella enterica serovar Szentes, a rare serotype causing a 9-month outbreak in 2013 and 2014 in Switzerland. Foodborne Pathogens and Disease, 12(11):887-890.

Costanzo, N; Sarno, Eleonora; Peretti, V; Ciambrone, L; Casalinuovo, F; Santoro, A (2015). Serological and molecular investigation of swine hepatitis E virus in pigs raised in Southern Italy. Journal of Food Protection, 78(11):2099-2102.

Ruf, J; Johler, Sophia; Merz, Axel; Stalder, Ueli; Hässig, M (2015). Success of interventions in mastitis problems with Staphylococcus aureus after the introduction of an automatic milking system. Schweizer Archiv für Tierheilkunde, 157(3):153-156.

Sihto, Henna-Maria; Tasara, Taurai; Stephan, Roger; Johler, Sophia (2015). Temporal expression of the staphylococcal enterotoxin D gene under NaCl stress conditions encountered during food production and preservation. FEMS Microbiology Letters, 362(6):fnv024.

Tasara, Taurai; Ebner, Rebecca; Klumpp, Jochen; Stephan, Roger (2015). The complete genome sequence of Listeria monocytogenes N2306, a strain associated with the 2013-2014 listeriosis outbreak in Switzerland. Genome Announcements, 3(3):e00553.

Braun, Ueli; Hilbe, Monika; Janett, Fredi; Hässig, Michael; Zanoni, Reto; Frei, Sandra; Schweizer, Matthias (2015). Transmission of border disease virus from a persistently infected calf to seronegative heifers in early pregnancy. BMC Veterinary Research, 11(43):online.

Zweifel, Claudio; Stephan, Roger (2015). Untersuchung von Lebensmitteln – Schlachttierkörper. In: Baumgart, J; Becker, B; Stephan, Roger. Mikrobiologische Untersuchung von Lebensmitteln. Berlin: Behr’s Verlag, online.

2014

Cernela, Nicole; Nüesch-Inderbinen, Magdalena; Hächler, Herbert; Stephan, Roger (2014). Antimicrobial resistance patterns and genotypes of Salmonella enterica serovar Hadar strains associated with human infections in Switzerland, 2005-2010. Epidemiology and Infection, 142(1):84-89.

Zweifel, Claudio; Stephan, Roger (2014). Carcass decontamination. In: Ninios, T; Lundén, J; Korkeala, H; Fredriksson-Ahomaa, M. Meat inspection and control in the slaughterhouse. Oxford: John Wiley & Sons, 155-165.

Abgottspon, Helga; Stephan, Roger; Bagutti, Claudia; Brodmann, Peter; Hächler, Herbert; Zurfluh, Kati (2014). Characteristics of extended-spectrum cephalosporin resistant Escherichia coli isolated from Swiss and imported poultry meat. Journal of Food Protection, 77:112-115.

Althaus, D; Lehner, A; Brisse, S; Maury, M; Tasara, T; Stephan, R (2014). Characterization of Listeria monocytogenes strains isolated during 2011-2013 from human infections in Switzerland. Foodborne Pathogens and Disease, 11:753-758.

Althaus, Denise. Characterization of Listeria monocytogenes strains isolated during 2011-2013 from human infections in Switzerland. 2014, University of Zurich, Vetsuisse Faculty.

Merz, Axel; Pflüger, Valentin; Johler, Sophia (2014). Coagulase-negative staphylcococci lead to false-positive results on chromID S. aureus and chromID MRSA agar. Journal of Food Safety and Food Quality, 65:133-164.

Arguedas-Villa, C; Kovacevic, J; Allen, K; Stephan, R; Tasara, T (2014). Cold growth behavior and genetic comparison of Canadian and Swiss Listeria monocytogenes strains associated with the food supply chain and human listeriosis cases. Food Microbiology, 40:81-87.

Keller, Selina M; Stephan, Roger; Kuenzler, Rahel; Wittenbrink, Max M; Meylan, Mireille (2014). Comparison of fecal culture and F57 real-time polymerase chain reaction for the detection of Mycobacterium avium subspecies paratuberculosis in Swiss cattle herds with a history of paratuberculosis. Acta veterinaria Scandinavica, 56:68.

Tasara, Taurai; Weinmaier, T; Klumpp, J; Rattei, T; Stephan, Roger (2014). Complete genome sequence of Listeria monocytogenes Lm60 - a strain with an enhanced cold adaptation capacity. Genome Announcements:2(6):e01248-14.

Herzog, Kathrin; Engeler Dusel, J; Hugentobler, Marco; Beutin, L; Sägesser, Grethe; Stephan, Roger; Hächler, Herbert; Nüesch-Inderbinen, Magdalena (2014). Diarrheagenic enteroaggregative Escherichia coli causing urinary tract infection and bacteremia leading to sepsis. Journal of Infection, 42(2):441-444.

Loetscher, Y; Albiker, D; Stephan, Roger; Kreuzer, M; Messikommer, R E (2014). Differences between spent hens of different genotype in performance, meat yield and suitability of the meat for sausage production. Animal: The International Journal of Animal Biosciences, 9(2):347-355.

Brandl, Helmut; Fricker-Feer, Claudia; Ziegler, Dominik; Mandal, Jyotshna; Stephan, Roger; Lehner, Angelika (2014). Distribution and identification of culturable airborne microorganisms in a Swiss milk processing facility. Journal of Dairy Science, 97(1):240-246.

Loetscher, Y; Kreuzer, M; Albiker, D; Stephan, Roger; Messikommer, R E (2014). Effect of replacing dietary vitamin E by sage on performance and meatiness of spent hens, and the oxidative stability of sausages produced from their meat. British Poultry Science, 55(5):576-584.

Abgottspon, Helga; Nüesch-Inderbinen, Magdalena; Zurfluh, Katrin; Althaus, Denise; Hächler, Herbert; Stephan, Roger (2014). Enterobacteriaceae with extended-spectrum- and pAmpC-type ß-lactamase-encoding genes isolated from freshwater fish from two lakes in Switzerland. Antimicrobial Agents and Chemotherapy, 58(4):2482-2484.

Peng, Silvio; Stephan, Roger; Hummerjohann, Jörg; Tasara, Taurai (2014). Evaluation of three reference genes of Escherichia coli for mRNA expression level normalization in view of salt and organic acid stress exposure in food. FEMS Microbiology Letters, 355:78-82.

Tschudin-Sutter, S; Frei, R; Stephan, Roger; Hächler, Herbert; Nogarth, D; Widmer, A (2014). Extended-spectrum beta-lactamase (ESBL)-producing Enterobacteriaceae – a threat from the kitchen. Infection Control and Hospital Epidemiology, 35:581-584.

Luxner, J; Zarfel, G; Johler, S; Feierl, G; Leitner, E; Hoenigl, M; Grisold, A (2014). Genetic characterization of Staphylococcus aureus isolates causing bloodstream infections in Austria. Diagnostic Microbiology and Infectious Disease, 78:153-156.

Fasel, Dominique; Mellmann, Alexander; Cernela, Nicole; Hächler, Herbert; Fruth, Angelika; Khanna, Nina; Egli, Adrian; Beckmann, Christiane; Hirsch, Hans H; Goldenberger, Daniel; Stephan, Roger (2014). Hemolytic uremic syndrome in a 65-Year-old male linked to a very unusual type of stx2e- and eae-harboring O51:H49 shiga toxin-producing Escherichia coli. Journal of Clinical Microbiology, 52(4):1301-1303.

Nüesch-Inderbinen, Magdalena; Stalder, Ueli; Johler, Sophia; Hächler, Herbert; Stephan, Roger; Nüesch, Hans-Jakob (2014). Intrafamilial spread of a Panton‐Valentine leukocidin‐positive community‐acquired methicillin‐resistant Staphylococcus aureus belonging to the paediatric clone ST5 SSCmecIV. JMM Case Reports:1.

Upmann, M; Stephan, Roger (2014). Laboratory Accreditation. In: Devine, Carrick; Dikeman, Michael. Encyclopedia of Meat Sciences. Oxford: Elsevier, 145-151.

Zweifel, C; Stephan, R (2014). Microbial contamination during slaughtering. In: Ninios, T; Lundén, J; Korkeala, H; Fredriksson-Ahomaa, M. Meat inspection and control in the slaughterhouse. Oxford: John Wiley & Sons, 120-127.

Zweifel, C; Capek, M; Stephan, Roger (2014). Microbiological contamination of cattle carcasses at different stages of slaughter in two abattoirs. Meat science:198-202.

Althaus, D; Stephan, Roger; Zweifel, Claudio (2014). Mikrobiologische Prozessanalyse der Geflügelschlachtung in drei Schlachtbetrieben. Rundschau für Fleischhygiene und Lebensmittelüberwachung, 9:310-313.

Stephan, Roger; Lehner, Angelika; Zweifel, Claudio; Hächler, Herbert (2014). Non-typhöse Salmonellen: Lebensmittelhygienische Bedeutung. Hamburg: Behr's Verlag.

Wang, J; Stephan, Roger; Power, K; Yang, Q; Hächler, Herbert; Fanning, S (2014). Nucleotide sequences of 16 transmissible plasmids identified in nine multi-drug resistant Escherichia coli isolates expressing an ESBL phenotype isolated from food-producing animals and healthy humans. Journal of Antimicrobial Chemotherapy, 69:2658-2668.

Künzler, Rahel; Torgerson, Paul R; Keller, Selina; Wittenbrink, Max; Stephan, Roger; Knubben-Schweizer, Gabriela; Berchtold, Beat; Meylan, Mireille (2014). Observed management practices in relation to the risk of infection with paratuberculosis and to the spread of Mycobacterium avium subsp. paratuberculosis in Swiss dairy and beef herds. BMC Veterinary Research, 10:132.

Müller, Andreas; Hächler, Herbert; Stephan, Roger; Lehner, Angelika (2014). Presence of AmpC beta-lactamases, CSA-1, CSA-2, CMA-1, and CMA-2 conferring an unusual resistance phenotype in Cronobacter sakazakii and Cronobacter malonaticus. Microbial Drug Resistance, 20:275-280.

Zweifel, C; Capek, M; Stephan, Roger (2014). Prozessanalyse der Rinderschlachtung: Einfluss der Prozessstufen auf den Oberflächenkeimgehalt von Schlachttierkörpern. Rundschau für Fleischhygiene und Lebensmittelüberwachung, 4:114-116.

Zurfluh, Katrin; Abgottspon, Helga; Hächler, Herbert; Nüesch-Inderbinen, Magdalena; Stephan, Roger (2014). Quinolone resistance mechanisms among extended-spectrum beta-lactamase (ESBL) producing Escherichia coli isolated from rivers and lakes in Switzerland. PLoS ONE, 9(4):e95864.

Abgottspon, Helga; Zurfluh, Katrin; Nüesch-Inderbinen, Magdalena; Hächler, Herbert; Stephan, Roger (2014). Quinolone resistance mechanisms in Salmonella enterica serovars Hadar, Kentucky, Virchow, Schwarzengrund and S. enterica spp. enterica serovar 4,5,12:i:- isolated from humans in Switzerland: Identification of a novel qnrD variant, qnrD2. Antimicrobial Agents and Chemotherapy, 58(6):3560-3563.

Stephan, Roger; Johler, Sophia; Oesterle, Noemie; Naumann, Gabriele; Vogel, Guido; Pflüger, Valentin (2014). Rapid and reliable species identification of scallops by MALDI-TOF mass spectrometry. Food Control, 46:6-9.

Stephan, Roger; Grim, Ch; Gopinath, G; Mammel, M; Sathyamoorthy, V; Trach, L; Chase, H; Fanning, S; Tall, B (2014). Re-examination of the taxonomic status of Enterobacter helveticus, Enterobacter pulveris and Enterobacter turicensis as members of the genus Cronobacter and their reclassification in the genera Franconibacter gen. nov. and Siccibacter gen. nov. as Franconibacter helveticus comb. nov., Franconibacter pulveris comb. nov. and Siccibacter turicensis comb. nov., respectively. International Journal of Systematic and Evolutionary Microbiology, 64:3402-3410.

Pedersen, K; Sørensen, G; Szabo, I; Hächler, H; Le Hello, S (2014). Repeated isolation of Salmonella enterica Goverdhan, a very rare serovar, from Danish poultry surveillance samples. Veterinary Microbiology, 174:596-599.

Zurfluh, Katrin; Jakobi, Gianna; Stephan, Roger; Hächler, Herbert; Nüesch-Inderbinen, Magdalena (2014). Replicon typing of plasmids carrying blaCTX-M-1 in Enterobacteriaceae of animal, environmental and human origin. Frontiers in Microbiology, 5:555.

Fredriksson-Ahomaa, M; Stephan, Roger (2014). Shigatoxin-producing E. coli. In: Ninios, T; Lundén, J; Korkeala, H; Fredriksson-Ahomaa, M. Meat inspection and control in the slaughterhouse. Oxford: John Wiley & Sons, 12-15.

Sarno, Eleonora; Costanzo, N; Quaranta, V; Luigi Santoro, A M; Stephan, Roger (2014). Short communication: Prevalence of IgG against hepatitis E virus, Salmonella spp., and Toxoplasma gondii in meat juice samples from wild boars hunted in Southern Italy. Journal of Food Safety and Food Quality, 65:141-144.

Stalder, Ueli; Stephan, Roger; Corti, Sabrina; Bludau, M; Maeschli, A; Klocke, P; Johler, Sophia (2014). Short communication: Staphylococcus aureus isolated from colostrum of dairy heifers represent a closely related group exhibiting highly homogeneous genomic and antimicrobial resistance features. Journal of Dairy Science, 97:4997-5000.

Stalder, Ueli. Staphylococcus aureus isolated from colostrum of dairy heifers represent a closely related group exhibiting highly homogeneous genomic and antimicrobial resistance features. 2014, University of Zurich, Vetsuisse Faculty.

Peng, Silvio. Survival of shiga toxin-producing E. coli during production and ripening of raw milk cheese. 2014, ETH Zurich, Faculty of Science.

Zbinden, C; Stephan, R; Johler, S; Borel, N; Bünter, J; Bruckmaier, R M; Wellnitz, O (2014). The Inflammatory Response of Primary Bovine Mammary Epithelial Cells to Staphylococcus aureus Strains Is Linked to the Bacterial Phenotype. PLoS ONE, 9(1):e87374.

Poirel, Laurant; Stephan, Roger; Perreten, Vincent; Nordmann, Patrice (2014). The carbapenemase threat in the animal world: the wrong culprit. Journal of Antimicrobial Chemotherapy, 69:2007-2008.

Rüegsegger, F; Corti, Sabrina; Sihto, H M; Johler, Sophia (2014). Toxic bovine mastitis caused by Staphylococcus aureus in twin cows. Schweizer Archiv für Tierheilkunde, 156:539-542.

Peng, Silvio; Stephan, Roger; Hummerjohann, Jörg; Tasara, Taurai (2014). Transcriptional analysis of different stress response genes in Escherichia coli strains subjected to sodium chloride and lactic acid stress. FEMS Microbiology Letters, 361(2):131-137.

Hächler, Herbert; Stephan, Roger (2014). Transfer of producers of extended-spectrum beta-lactamase at the human-food chain-environment-wild life interface in Switzerland. APUA Newsletter, 32(2):5-8.

Sihto, Henna-Maria; Tasara, Taurai; Stephan, Roger; Johler, Sophia (2014). Validation of reference genes for normalization of qPCR mRNA expression levels in Staphylococcus aureus exposed to osmotic and lactic acid stress conditions encountered during food production and preservation. FEMS Microbiology Letters, 356(1):134-140.

Merz, A; Stephan, Roger; Corti, S; Wattinger, L; Ewy, A; Zweifel, C (2014). Verifikation der Schlachthygiene in kleineren Schlachtbetrieben: Erhebung von Daten zum mikrobiologischen Status von Schlachttierkörpern im Rahmen eines laufenden Monitoringprogrammes in den Urkantonen der Schweiz. Rundschau für Fleischhygiene und Lebensmittelüberwachung, 66:406-409.

Zurfluh, Katrin; Wang, Juan; Klumpp, Jochen; Nüesch-Inderbinen, Magdalena; Fanning, Séamus; Stephan, Roger (2014). Vertical transmission of highly similar blaCTX-M-1-harbouring IncI1 plasmids in Escherichia coli with different MLST types in the poultry production pyramid. Frontiers in Microbiology, 5:519.

Baumgartner, A; Niederhauser, I; Johler, S (2014). Virulence and resistance gene profiles of Staphylococcus aureus strains isolated from ready-to-eat foods. Journal of Food Protection, 77:1232-1236.

2013

Overesch, G; Stephan, R; Perreten, V (2013). Antimicrobial susceptibility of gram-positive udder pathogens from bovine mastitis milk in Switzerland. Schweizer Archiv für Tierheilkunde, 155:339-350.

Moser, A; Stephan, R; Sager, J; Corti, S; Lehner, A (2013). Arcanobacterium pluranimalium leading to a bovine mastitis: species identification by a newly developed pla gene based PCR. Schweizer Archiv für Tierheilkunde, 155(6):373-375.

Peng, S; Schafroth, K; Jakob, E; Stephan, R; Hummerjohann, J (2013). Behaviour of Escherichia coli strains along the semi-hard and hard raw milk cheese production process. International Dairy Journal, 31(2):117-120.

Stephan, R; Joutsen, S; Hofer, E; Säde, E; Björkroth, J; Ziegler, D; Fredriksson-Ahomaa, M (2013). Characteristics of Yersinia enterocolitica biotype 1A strains isolated from patients and asymptomatic carriers. European Journal of Clinical Microbiology & Infectious Diseases, 32(7):869-875.

Nüesch-Inderbinen, Magdalena; Hofer, Eveline; Hächler, Herbert; Beutin, L; Stephan, Roger (2013). Characteristics of enteroaggregative Escherichia coli isolated from healthy carriers and from patients with diarrhea. Journal of Medical Microbiology, 62:1828-1834.

Zurfluh, K; Hächler, Herbert; Nüesch-Inderbinen, Magdalena; Stephan, Roger (2013). Characteristics of extended-spectrum beta-lactamase (ESBL)- and carbapenemase-producing Enterobacteriaceae isolated from rivers and lakes in Switzerland. Applied and Environmental Microbiology, 79(9):3021-3026.

Hächler, H; Kotsakis, S D; Tzouvelekis, L S; Geser, N; Lehner, A; Miriagou, V; Stephan, R (2013). Characterization of CTX-M-117, a Pro174Gln Variant of CTX-M-15 Extended-Spectrum β-Lactamase from a bovine Escherichia coli isolate. International Journal of Antimicrobial Agents, 41(1):94-95.

Gallati, Christine; Stephan, Roger; Hächler, Herbert; Malorny, Burkchard; Schroeter, Andreas; Nüesch-Inderbinen, Magdalena (2013). Characterization of Salmonella enterica serovar 4,[5],12:i:- clones isolated from human and other sources in Switzerland between 2007 and 2011. Foodborne Pathogens and Disease, 10(6):549-554.

Gallati, Ch. Characterization of Salmonella enterica serovar 4,[5],12:i:- clones isolated from human and other sources in Switzerland between 2007 and 2011. 2013, University of Zurich, Vetsuisse Faculty.

Schärer, K; Stephan, R; Tasara, T (2013). Cold shock proteins contribute to the regulation of listeriolysin o production in listeria monocytogenes. Foodborne Pathogens and Disease, 10:1023-1029.

Schärer, K. Cold shock proteins contribute to the regulation of listeriolysin o production in listeria monocytogenes. 2013, University of Zurich, Vetsuisse Faculty.

Moser, A; Stephan, R; Corti, S; Johler, S (2013). Comparison of genomic and antimicrobial resistance features of latex agglutination test-positive and latex agglutination test-negative Staphylococcus aureus isolates causing bovine mastitis. Journal of Dairy Science, 96(1):329-334.

Margot, H; Stephan, R; O'Mahony, E; Iversen, C (2013). Comparison of rapid cultural methods for the detection of Salmonella species. International Journal of Food Microbiology, 163(2-3):47-50.

Lehner, A; Fricker-Feer, C; Stephan, R (2013). Cronobacter spp. ( E. sakazakii ): Ein Lebensmittelinfektionserreger. Hamburg: Behr's Verlag.

Nüesch-Inderbinen, Magdalena; Abgottspon, Helga; Zurfluh, Katrin; Nüesch, Hans-Jakob; Stephan, Roger; Hächler, Herbert (2013). Cross-sectional study on fecal carriage of Enterobacteriaceae with resistance to extended-spectrum cephalosporins in primary care patients. Microbial Drug Resistance, 19(5):362-369.

Zweifel, C; Cernela, N; Stephan, R (2013). Detection of the emerging Shiga toxin-producing Escherichia coli O26:H11/H- sequence type 29 (ST29) clone in human patients and healthy cattle in Switzerland. Applied and Environmental Microbiology, 79(17):5411-5413.

Guidi, V; Lehner, A; Lüthy, P; Tonolla, M (2013). Dynamics of Bacillus thuringiensis var. israelensis and Lysinibacillus sphaericus spores in urban catch basins after simultaneous application against mosquito larvae. PLoS ONE, 8(2):e55658.

Reist, M; Geser, N; Hächler, H; Schärrer, S; Stephan, R (2013). ESBL-producing Enterobacteriaceae: occurrence, risk factors for fecal carriage and strain traits in the Swiss slaughter cattle population younger than 2 years sampled at abattoir level. PLoS ONE, 8(8):e71725.

Huber, H; Zweifel, C; Wittenbrink, M M; Stephan, R (2013). ESBL-producing uropathogenic Escherichia coli isolated from dogs and cats in Switzerland. Veterinary Microbiology, 162(2-4):992-996.

Lange, C E; Tobler, K; Lehner, A; Grest, P; Welle, M M; Schwarzwald, C C; Favrot, C (2013). EcPV2 DNA in equine papillomas and in situ and invasive squamous cell carcinomas supports papillomavirus etiology. Veterinary Pathology, 50(4):686-692.

Giovannini, S; Pewsner, M; Hüssy, D; Hächler, H; Ryser-Degiorgis, M P; von Hirschheydt, J; Origgi, F C (2013). Epidemic of salmonellosis in passerine birds in Switzerland with spillover to domestic cats. Veterinary Pathology, 50:597-606.

Margot, H; Cernela, N; Iversen, C; Zweifel, C; Stephan, R (2013). Evaluation of seven different commercially available real-time PCR assays for detection of shiga toxin 1 and 2 gene subtypes. Journal of Food Protection, 76(5):871-873.

Kovacevic, J; Arguedas-Villa, C; Wozniak, A; Tasara, T; Allen, K J (2013). Examination of food chain-derived L. monocytogenes of different serotypes reveals considerable diversity among inlA genotypes, mutability and adaptation to cold growth. Applied and Environmental Microbiology, 79:1915-1922.

Arguedas-Villa, C. Expression analysis of cold stress responses in listeria monocytogenes by microarray analysis and phenotypic characterization associated with cold stress. 2013, ETH Zurich, Vetsuisse Faculty.

Johler, S; Grunert, T; Stephan, R (2013). FTIR Spektroskopie zur Identifizierung von Mikroorganismen. In: Baumgart, J; Becker, B; Sephan, R. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr's Verlag, 1-10.

Peng, S; Hoffmann, W; Bockelmann, W; Hummerjohann, J; Stephan, R; Hammer, P (2013). Fate of Shiga toxin-producing and generic Escherichia coli during production and ripening of semihard raw milk cheese. Journal of Dairy Science, 96(2):815-823.

Tasara, T; Cernela, N; Stephan, R (2013). Function impairing mutations in blaZ and blaR genes of penicillin susceptible Staphylococcus aureus strains isolated from bovine mastitis. Schweizer Archiv für Tierheilkunde, 155:359-364.

Drummond, N; Stephan, R; Haughton, P; Murphy, B; Fanning, S (2013). Further characterization of three Yersinia enterocolitica strains with a nalidixic acid-resistant phenotype isolated from humans with diarrhea. Foodborne Pathogens and Disease, 10(8):744-746.

Müller, A; Stephan, R; Fricker-Feer, C; Lehner, A (2013). Genetic diversity of Cronobacter sakazakii isolates collected from a Swiss infant formula production facility. Journal of Food Protection, 76(5):883-887.

Stephan, R; Grim, C J; Gopinath, G R; Mammel, M K; Sathyamoorthy, V; Trach, L H; Chase, H R; Fanning, S; Tall, B D (2013). Genome sequence of Enterobacter turicensis strain 610/05 (= LMG 23731), isolated from fruit powder. Genome Announcements:e00996-13 .

Grim, C J; Gopinath, G R; Mammel, M K; Sathyamoorthy, V; Trach, L H; Chase, H R; Tall, B D; Fanning, S; Stephan, R (2013). Genome sequence of an Enterobacter helveticus strain, 1159/04 (= LMG 23733), isolated from fruit powder. Genome Announcements, 1(6):e01038-13.

Gopinath, G R; Grimm, C J; Tall, B D; Mammel, M K; Sathyamoorthy, V; Trach, L H; Chase, H R; Fanning, S; Stephan, R (2013). Genome sequences of two Enterobacter pulveris strains 601/05T (= LMG 24057T = DSM 19144T), and 1160/04 (= LMG 24058 = DSM 19146), isolated from fruit powder. Genome Announcements, 1(6):e00991-13.

Glasner, C; Sabat, A J; Chlebowicz, M A; Butaye, P; Fetsch, A; Guerra, B; Huber, H; Stephan, R; Torres, C; Vanderhaeghen, W; Voss, A; Wulff, M; van Dijl, J M (2013). High-resolution typing by MLVF unveils extensive heterogeneity of European livestock-associated methicillin-resistant Staphylococcus aureus isolates with the sequence type 398. International Journal of Medical Microbiology : IJMM, 303(3):124-127.

Moser, A N. Identification and further characterization of selected udder pathogens isolated from bovine mastitis milk. 2013, University of Zurich, Vetsuisse Faculty.

Schwizer, S; Tasara, T; Zurfluh, K; Stephan, R; Lehner, A (2013). Identification of genes involved in serum tolerance in the clinical strain Cronobacter sakazakii ES5. BMC Microbiology, 13:38.

Schwizer, S. Identification of genes involved in serum tolerance in the clinical strain Cronobacter sakazakii ES5. 2013, University of Zurich, Vetsuisse Faculty.

Margot, H; Stephan, R; Guarino, S; Jagadeesan, B; Chilton, C; O'Mahony, E; Iversen, C (2013). Inclusivity, exclusivity and limit of detection of commercially available real-time PCR assays for the detection of Salmonella. International Journal of Food Microbiology, 165(3):221-226.

Zweifel, C; Corti, S; Hartnack, S; Stephan, R (2013). Keimzahlergebnisse aus Ziegentankmilchproben: Ein Vergleich zwischen kultureller Methode und Bactoscan-Technik. Schweizer Archiv für Tierheilkunde, 155(7):420-422.

Stephan, Roger; Sarno, E; Hofer, Eveline; Nüesch-Inderbinen, Magdalena; Hächler, Herbert (2013). Lack of evidence so far for carbapenemase-producing Enterobacteriaceae in food-producing animals in Switzerland. Schweizer Archiv für Tierheilkunde, 155(7):417-419.

Zurfluh, Katrin; Nüesch-Inderbinen, Magdalena; Stephan, Roger; Hächler, Herbert (2013). Letter to the editor: Higher generation cephalosporin-resistant Escherichia coli in feral birds in Switzerland. International Journal of Antimicrobial Agents, 41(3):296-297.

Ebner, R; Johler, S; Sihto, H M; Stephan, R; Zweifel, C (2013). Microarray-based characterization of Staphylococcus aureus isolates obtained from chicken carcasses. Journal of Food Protection, 76(8):1471-1474.

Wang, J; Stephan, R; Karczmarczyk, M; Yan, Q; Hächler, H; Fanning, S (2013). Molecular characterisation of blaESBL-harbouring conjugative plasmids identified in multi-drug resistant Escherichia coli isolated from food-producing animals and healthy humans. Frontiers in Microbiology:4:188.

Stritt, A; Kottanattu, L; Bucher, B; Tschumi, S; Steinmann, M; von Steiger, N; Stephan, R; Hächler, H; Simonetti, G D (2013). Neonatal hemolytic uremic syndrome after mother-to-child transmission of a low virulent stx2b harbouring Shiga-toxin producing Escherichia coli. Clinical Infectious Diseases, 56:114-116.

Nüesch-Inderbinen, Magdalena; Zurfluh, Katrin; Hächler, Herbert; Stephan, Roger (2013). No evidence so far for the dissemination of carbapenemase-producing Enterobactericeae in the community in Switzerland. Antimicrobial Resistance and Infection Control , 2:23.

Tobes, R; Manrique, M; Brozynska, M; Stephan, R; Pareja, E; Johler, S (2013). Noncontiguous finished genome sequence of Staphylococcus aureus KLT6 - a seb positive strain involved in a food poisoning outbreak in Switzerland in 2009. Genome Announcements:e00214-13.

Sarno, E; Keller, S; Wittenbrink, M M; Stephan, R (2013). Occurrence of Mycobacterium avium subsp. paratuberculosis in fecal samples of hunted deer, chamois and ibex in Switzerland. Schweizer Archiv für Tierheilkunde, 155:523-525.

Johler, S; Tichaczek-Dischinger, P; Rau, J; Sihto, H M; Lehner, A; Adam, M; Stephan, R (2013). Outbreak of Staphylococcal food poisoning due to SEA-producing Staphylococcus aureus. Foodborne Pathogens and Disease, 10(9):777-781.

Hächler, H; Marti, G; Giannini, P; Lehner, A; Jost, M; Beck, J; Weiss, F; Bally, B; Jermini, M; Stephan, R; Baumgartner, A (2013). Outbreak of listerosis due to imported cooked ham, Switzerland 2011. Eurosurveillance, 18(18):20469.

Grim, C J; Kotewicz, M L; Power, K A; Gopinath, G; Franco, A A; Jarvis, K G; Yan, Q Q; Jackson, S A; Sathyamoorthy, V; Hu, L; Pagotto, F; Iversen, C; Lehner, A; Stephan, R; Fanning, S; Tall, B D (2013). Pan-genome analysis of the emerging foodborne pathogen Cronobacter spp. suggests a species-level bidirectional divergence driven by niche adaptation. BMC Genomics, 14:366.

Joutsen, S; Sarno, E; Fredriksson-Ahomaa, M; Cernela, N; Stephan, R (2013). Pathogenic Yersinia enterocolitica O:3 isolated from a hunted wild alpine ibex. Epidemiology and Infection, 141(03):612-617.

Moser, A; Stephan, R; Corti, S; Lehner, A (2013). Resistance profiles and genetic diversity of Escherichia coli strains isolated from acute bovine mastitis. Schweizer Archiv für Tierheilkunde, 155(6):351-358.

Margot, H; Sägesser, G; Zweifel, C; Stephan, R (2013). Short communication: Performance of a commercially available latex agglutination test kit for the identification of Salmonella. Archiv für Lebensmittelhygiene, 64(3):75-77.

Peng, S; Hummerjohann, J; Stephan, R; Hammer, P (2013). Short communication: heat resistance of Escherichia coli strains in raw milk at different subpasteurization conditions. Journal of Dairy Science, 96(6):3543-3546.

Moser, A; Stephan, R; Ziegler, D; Johler, S (2013). Species distribution and resistance profiles of coagulase-negative staphylococci isolated from bovine mastitis in Switzerland. Schweizer Archiv für Tierheilkunde, 155:333-338.

Schmid, S; Seiler, C; Gerecke, A; Hächler, H; Hilbi, H; Frey, J; Weidmann, S; Meier, L; Berchtold, Ch; Zenobi, R (2013). Studying the fate of non-volatile organic compounds in a commercial plasma air purifier. Journal of Hazardous Materials, 256/257:76-83.

Weinmaier, T; Riesing, M; Rattei, T; Bille, J; Arguedas-Villa, C; Stephan, R; Tasara, T (2013). The complete genome sequence of Listeria monocytogenes LL195 - a serotype 4b strain from the 1983 to 1987 listeriosis epidemic in Switzerland. Genome Announcements, 1(1):e00152-12.

Zarfel, G; Krziwanek, K; Johler, S; Hoenigl, M; Leitner, E; Kittinger, C; Marth, E; Grisold, A J (2013). Virulence and antimicrobial resistance genes in human MRSA ST398 isolates in Austria. Epidemiology and Infection, 141:888-892.

Stephan, R (2013). Yersinia enterocolitica , Y. pseudotuberculosis. In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr's Verlag, 1-10.

2012

Lange, C E; Tobler, K; Lehner, A; Vetsch, E; Favrot, C (2012). A case of a canine pigmented plaque associated with the presence of a Chi-papillomavirus. Veterinary Dermatology, 23(1):76-e19.

Johler, S; Moser, M; Engl, C; Tasara, T; Corti, S; Chen, J; Stephan, R (2012). A coagulase and α-glucosidase negative variant of Staphylococcus aureus - a challenge for routine microbiological diagnostics. Journal of Clinical Microbiology, 50(5):1827-1828.

Johler, S; Moser, M; Corti, S; Stephan, R (2012). A β-galactosidase negative E. coli leading to atypical colonies on RAPID’E.coli 2 agar. Journal of Food Safety and Food Quality, 63(6):179-181.

Hofer, E; Stephan, R; Reist, M; Zweifel, C (2012). Application of a real-time PCR-based system for monitoring of O26, O103, O111, O145, and O157 Shiga toxin-producing Escherichia coli in cattle at slaughter. Zoonoses and Public Health, 59(6):408-415.

Hofer, Eveline. Application of a real-time PCR-based system for monitoring of O26, O103, O111, O145, and O157 Shiga toxin-producing Escherichia coli in cattle at slaughter. 2012, University of Zurich, Vetsuisse Faculty.

Stephan, R; Houf, K (2012). Arcobacter spp. In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr’s Verlag, 1-5.

Althaus, D; Hofer, E; Corti, S; Julmi, A; Stephan, R (2012). Bacteriological survey of ready-to-eat lettuce, fresh-cut fruits and sprouts collected from the Swiss market. Journal of Food Protection, 75(7):1338-1341.

Stephan, R; Hächler, H (2012). Campyobacter spp. In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr’s Verlag, 1-5.

Wattinger, L; Stephan, R; Layer, F; Johler, S (2012). Comparison of Staphylococcus aureus isolates associated with food intoxication with isolates from human nasal carriers and human infections. European Journal of Clinical Microbiology and Infectious Diseases, 31(4):455-464.

Karczmarczyk, M; Stephan, R; Hächler, H; Fanning, S (2012). Complete nucleotide sequence of pVQS1 containing a quinolone resistance determinant from Salmonella enterica serovar Virchow associated with foreign travel. Journal of Antimicrobial Chemotherapy, 67(8):1861-1864.

Bonke, R; Wacheck, S; Stüber, E; Stephan, R; Fredriksson-Ahomaa, M (2012). Detection of Salmonella spp. in small ruminants using immunoassy and PCR. Journal of Food Safety and Food Quality, 63(6):175-178.

Brengi, S; O’Brien, S B; Pichel, M; Iversen, C; Arduino, M; Binsztein, N; Jensen, B; Pagotto, F; Ribot, E; Stephan, R; Cernela, N; Cooper, K; Fanning, S (2012). Development and validation of a PulseNet standardized protocol for sub-typing isolates of Cronobacter species. Foodborne Pathogens and Disease , 9(9):861-867.

Stephan, R; Hächler, H (2012). Discovery of extended-spectrum β-lactamase producing Escherichia coli among hunted deer, chamois and ibex. Schweizer Archiv für Tierheilkunde, 154(11):475-478.

Stephan, R; Loretz, M; Eggenberger, E; Grest, P; Basso, W; Grimm, F (2012). Erster Nachweis von Sarcocystis hjorti bei der Fleischuntersuchung von Rothirschen in der Schweiz. Schweizer Archiv für Tierheilkunde, 154(12):539-542.

Decristophoris, P; De Benedetti, A; Petignat, C; Attinger, M; Guillaume, J; Fiebig, L; Hattendorf, J; Cernela, N; Regula, G; Petrini, O; Zinsstag, J; Schelling, E (2012). Evaluation of pet contact as risk factor for carriage of multi-drug resistant staphylococci in nursing home residents. American Journal of Infection Control, 40(2):128-133.

Fricker-Feer, C; Stephan, R; Lehner, A (2012). Genetic diversity of different Cronobacter spp. isolates from cultural positive powdered infant formulae, ingredients and environment samples-consequences for epidemiological studies in processing plants. Milk Science International:250-253.

Niederer, L; Kuhnert, P; Egger, T; Büttner, S; Hächler, H; Korczak, B (2012). Genotypes and antibiotic resistances of Campylobacter jejuni and Campylobacter coli from domestic and travel-associated human cases. Applied and Environmental Microbiology, 78(1):288-291.

Bonke, R; Wacheck, S; Bumann, C; Thum, C; Stüber, E; König, M; Stephan, R; Fredriksson-Ahomaa, M (2012). High prevalence of salmonella enterica subsp. diarizonae in tonsils of sheep at slaughter. Food Research International, 45(2):880-884.

Fricker-Feer, Claudia. Identification and further characterization of Enterobacteriaceae and Cronobacter spp. in a milk powder and infant formula processing plant. 2012, Ludwig Maximilian University of Munich, Vetsuisse Faculty.

Lehner, A; Fricker-Feer, C; Stephan, R (2012). Identification of the recently described Cronobacter condimenti by a rpoB based PCR system. Journal of Medical Microbiology, 61(Pt 7):1034-1035.

Peng, S; Stephan, R; Hummerjohann, J; Blanco, J; Zweifel, C (2012). In vitro characterization of Shiga toxin-producing and generic Escherichia coli in respect of cheese-production relevant stresses. Journal of Food Safety and Food Quality, 63(5):136-141.

Vogel, G; Pfüger, V; Stephan, R (2012). MALDI-TOF MS zur Identifizierung von Mikroorganismen. In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr’s Verlag, 1-5.

Koller, Seline. Methicillin-resistant Staphylococcus lentus strains isolated from chicken carcasses and employees of a poultry abattoir. 2012, University of Zurich, Vetsuisse Faculty.

Zweifel, C; Stephan, R (2012). Microbial decontamination of poultry carcasses. In: Demirci, D; Ngadi, N. Microbial decontamination in the food industry: Novel methods and applications; Part 1. Pathogen contamination in different food products. Cambridge, UK: Woodheadpublishing, 1-15.

Zweifel, C; Obwegeser, T; Stephan, R (2012). Mikrobiologischer Status von Rotwild-, Rehwild- und Gamswild-Schlachttierkörpern. Fleischwirtschaft, 92(8):99-102.

Geser, N; Stephan, R; Korczak, B M; Beutin, L; Hächler, H (2012). Molecular Identification of Extended-Spectrum-β-Lactamase Genes from Enterobacteriaceae Isolated from Healthy Human Carriers in Switzerland. Antimicrobial Agents Chemotherapy, 56(3):1609-1612.

Tasara, Taurai. Molecular investigation of cold, osmotic and acid stress adaptation mechanisms in Listeria monocytogenes. 2012, University of Zurich, Vetsuisse Faculty.

Geser, N; Stephan, R; Hächler, H (2012). Occurrence and characteristics of extended-spectrum beta-lactamase (ESBL) producing Enterobacteriaceae in food producing animals, minced meat and raw milk. BMC Veterinary Research, 8:21.

Geser, Nadine. Occurrence and characteristics of extended-spectrum beta-lactamase (ESBL) producing Enterobacteriaceae in food producing animals, minced meat and raw milk. 2012, University of Zurich, Vetsuisse Faculty.

Sarno, E; Stephan, R; Zweifel, C (2012). Occurrence of Erysiolpelothrix spp., Salmonella spp. and Listeria spp. in tonsils of healthy Swiss pigs at slaughter. Journal of Food Safety and Food Quality, 63(1):11-15.

Mattila, M; Somervuo, P; Rattei, T; Korkeala, H; Stephan, R; Tasara, T (2012). Phenotypic and transcriptomic analyses of sigma L-dependent characteristics in Listeria monocytogenes EGDe. Food Microbiology, 32(1):152-164.

Bonalli, M; Stephan, R; Käppeli, U; Cernela, N; Adank, L; Hächler, H (2012). Salmonella enterica serotype Kentucky associated with human infections in Switzerland: genotype and resistance trends 2004-2009. Food Research International, 45(2):953-957.

Wacheck, S; Sarno, E; Märtlbauer, E; Zweifel, C (2012). Seroprevalence of anti-HEV and anti-Salmonella antibodies in pigs at slaughter in Switzerland. Journal of Food Protection, 75(8):1483-1485.

Obwegeser, T; Stephan, R; Hofer, E; Zweifel, C (2012). Shedding of foodborne pathogens and microbial carcass contamination of hunted wild ruminants. Veterinary Microbiology, 159(1-2):149-154.

Obwegeser, Tobias. Shedding of foodborne pathogens and microbial carcass contamination of hunted wild ruminants. 2012, University of Zurich, Vetsuisse Faculty.

Hofer, E; Cernela, N; Stephan, R (2012). Shiga toxin subtypes associated with Shiga toxin-producing Escherichia coli strains isolated from red deer, roe deer, chamois and ibex. Foodborne Pathogens and Disease , 9(9):792-795.

Zweifel, C; Stephan, R (2012). Spices and herbs as source of salmonella-related foodborne diseases. Food Research International, 45(2):765-769.

Fredriksson-Ahomaa, M; Cernela, N; Hächler, H; Stephan, R (2012). Yersinia enterocolitica strains associated with human infections in Switzerland 2001-2010. European Journal of Clinical Microbiology and Infectious Diseases, 31(7):1543-1550.

2011

Peng, S; Tasara, T; Hummerjohann, J; Stephan, R (2011). An overview of molecular stress response mechanisms in Escherichia coli contributing to survival of STEC during the raw milk cheese production. Journal of Food Protection, 74(5):849-864.

Soni, K A; Nannapaneni, R; Tasara, T (2011). An overview of stress response proteomes in Listeria monocytogenes. Agriculture, Food and Analytical Bacteriology, 1(1):66-85.

Loretz, M; Stephan, R; Zweifel, C (2011). Antibacterial activity of decontamination treatments for cattle hides and beef carcasses. Food Control, 22(3-4):347-359.

Loretz, M; Stephan, R; Zweifel, C (2011). Antibacterial activity of decontamination treatments for pig carcasses. Food Control, 22(8):1121-1125.

Kunz, F; Corti, S; Giezendanner, N; Stephan, R; Wittenbrink, M M; Zweifel, C (2011). Antibiotikaresistenz von Staphylococcus aureus und Koagulase-negativen Staphylokokken isoliert aus Mastitismilchproben von Schafen und Ziege. Schweizer Archiv für Tierheilkunde, 153(2):63-69.

Hässig, M; Sigrist, S M; Corti, S; Giezendanner, N; Stephan, R (2011). Bakteriell kontaminierte Desinfektionsmittel und Gerätschaften beim Melkakt als mögliche Ursache für Mastitiden. Schweizer Archiv für Tierheilkunde, 153(6):263-268.

Wattinger, L. Comparison of Staphylococcus aureus isolates associated with food intoxication with isolates from human nasal carriers and human infection. 2011, University of Zurich, Vetsuisse Faculty.

Kittl, S; Kuhnert, P; Hächler, H; Korczak, B M (2011). Comparison of genotypes and antibiotic resistance of Campylobacter jejuni isolated from humans and slaughtered chickens in Switzerland. Journal of Applied Microbiology, 110(2):513-520.

Johler, S; Leyer, F; Stephan, R (2011). Comparison of virulence and antibiotic resistance genes of food poisoning outbreak isolates of Staphylococcus aureus with isolates obtained from bovine mastitis milk and pig carcasses. Journal of Food Protection, 74(11):1852-1859.

Stephan, R; Lehner, A; Tischler, P; Rattei, T (2011). Complete genome sequence of Cronobacter turicensis LMG 23827, a food-borne pathogen causing deaths in neonates. Journal of Bacteriology, 139(1):309-310.

Stephan, R (2011). Cronobacter spp. In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln (Loseblatt-Ausg. 2011). Hamburg, DE: Behr.

Lehner, A (2011). Desiccation stress response in cronobacter species. In: Wong, E. Stress Responses in Foodborne Microorganisms. USA: Nova Science Publishers, 210-225.

Lehner, A; Fricker-Feer, C; Stephan, R (2011). Detection, identification and typing methods for Cronobacter spp. - a review. Journal of Food Safety and Food Quality, 62(5):145-148.

Fredriksson-Ahomaa, M; Wacheck, S; Bonke, R; Stephan, R (2011). Different enteropathogenic Yersinia strains found in wild boars and domestic pigs. Foodborne Pathogens and Disease, 8(6):733-736.

Lehner, A; Stephan, R; Fanning, S; Iversen, C (2011). Enterobacter. In: Liu, Y. Molecular Detection of Human Bacterial Pathogens. Boca Raton: CRC Press, 170-185.

Fricker-Feer, C; Cernela, N; Bolzan, S; Lehner, A; Stephan, R (2011). Evaluation of three commercially available real-time PCR based systems for detection of Cronobacter species. International Journal of Food Microbiology, 146(2):200-202.

Geser, N; Stephan, R; Kuhnert, P; Zbinden, R; Kaeppeli, U; Cernela, N; Haechler, H (2011). Fecal carriage of extended-spectrum β-lactamase-producing Enterobacteriaceae in swine and cattle at slaughter in Switzerland. Journal of Food Protection, 74(3):446-449.

Huber, H; Giezendanner, N; Stephan, R; Zweifel, C (2011). Genotypes, antibiotic resistance profiles and microarray-based characterization of Methicillin-resistant Staphylococcus aureus strains isolated from livestock and veterinarians in Switzerland. Zoonoses and Public Health, 58(5):343-349.

Stephan, R; Stanislawski, D; Zweifel, C (2011). Gewürze als Ursache von Lebensmittel-assoziierten Erkrankungen mit Salmonellen: Erkrankungsfälle durch mit Salmonellen kontaminierte Gewürze und Kräuter - aktuelle Literaturdaten. Fleischwirtschaft, 91(2):96-99.

Käppeli, U; Hächler, H; Giezendanner, N; Beutin, L; Stephan, R (2011). Human infections with non-O157 Shiga toxin–producing Escherichia coli, Switzerland, 2000–2009. Emerging Infectious Diseases, 17(2):180-185.

Eichenberger, R M; Stephan, R; Deplazes, P (2011). Increased sensitivity for the diagnosis of Taenia saginata cysticercus infection by additional heart examination compared to the EU-approved routine meat inspection. Food Control, 22(6):989-992.

Stephan, R (2011). Krank durch Meeresfrüchte – biologische Gefahren. In: Danuser, J. Schweizer Zoonosenbericht 2010. Bern, CH: Bundesamt für Veterinärwesen, 12-14.

Stephan, R; Hächler, H; Tasara, T (2011). Listeria monocytogenes. In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln (Loseblatt-Ausg. 2011). Hamburg, DE: Behr.

Koller, S; Huber, H; Cernela, N; Stephan, R; Zweifel, C (2011). Methicillin-resistant Staphylococcus lentus strains isolated from chicken carcasses and employees of a poultry abattoir. Journal of Food Safety and Food Quality, 62(4):136-140.

Schärer, K; Savioz, S; Cernela, N; Sägesser, G; Stephan, R (2011). Occurrence of Vibrio spp. in fish and shellfish collected from the Swiss market. Journal of Food Protection, 74(8):1345-1347.

Huber, H; Ziegler, D; Pflüger, V; Vogel, G; Zweifel, C; Stephan, R (2011). Prevalence and characteristics of methicillin-resistant coagulase-negative staphylococci from livestock, chicken carcasses, bulk tank milk, minced meat, and contact persons. BMC Veterinary Research, 7:6.

Stephan, R; Cernela, N; Ziegler, D; Pflüger, V; Tonolla, M; Ravasi, D; Fredriksson-Ahomaa, M; Hächler, H (2011). Rapid species specific identification and subtyping of Yersinia enterocolitica by MALDI-TOF Mass spectrometry. Journal of Microbiological Methods, 87(2):150-153.

Bonalli, M; Stephan, R; Käppeli, U; Cernela, N; Adank, L; Hächler, H (2011). Salmonella enterica serotype Virchow associated with human infections in Switzerland: 2004-2009. BMC Infectious Diseases, 11:49.

Jost, M; Overesch, G; Stephan, R; Bruhn, S (2011). Salmonellen. In: Danuser, J. Schweizer Zoonosenbericht 2010. Bern, CH: Bundesamt für Veterinärwesen, 26-32.

Käppeli, U; Hächler, H; Giezendanner, N; Cheasty, T; Stephan, R (2011). Shiga toxin-producing Escherichia coli O157 associated with human infections in Switzerland, 2000-2009. Epidemiology and Infection, 139(7):1097-1104.

Stephan, R; Zweifel, C; Fach, P; Morabito, S; Beutin, L (2011). Shiga toxin-producing Escherichia coli in food. In: Hoorfar, J. Rapid detection, characterization, and enumeration of foodborne pathogens. Washington DC, US: ASM Press, 229-239.

Stephan, R (2011). Shigatoxin-bildende E. coli (STEC). In: Baumgart, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln (Loseblatt-Ausg. 2011). Hamburg, DE: Behr.

Stephan, R; Bruhn, S (2011). Shigatoxin-bildende Escherichia coli (STEC/EHEC). In: Danuser, J. Schweizer Zoonosenbericht 2010. Bern, CH: Bundesamt für Veterinärwesen, 38-41.

Stutz, K; Stephan, R; Tasara, T (2011). SpA, ClfA and FnbpA genetic variations lead to Staphaurex test negative phenotypes in bovine mastitis Staphylococcus aureus isolates. Journal of Clinical Microbiology, 49(2):638-646.

Stutz, K. SpA, ClfA and FnbpA genetic variations lead to Staphaurex® test negative phenotypes in bovine mastitis Staphylococcus aureus isolates. 2011, University of Zurich, Vetsuisse Faculty.

Soni, K A; Nannapaneni, R; Tasara, T (2011). The contribution of transcriptomic and proteomic analysis in elucidating stress adaptation responses of Listeria monocytogenes. Foodborne Pathogens and Disease, 8(8):843-852.

Michel, E; Stephan, R; Tasara, T (2011). The lmo0501 gene coding for a putative transcription activator protein in Listeria monocytogenes promotes growth under cold, osmotic and acid stress conditions. Food Microbiology, 28(7):1261-1265.

Michel, E. The lmo0501 gene coding for a putative transcription activator protein in Listeria monocytogenes promotes growth under cold, osmotic and acid stress conditions. 2011, University of Zurich, Vetsuisse Faculty.

Schertenleib, T I; Stephan, R; Scheeder, M; Zweifel, C (2011). Visuelle und mikrobiologische Prozessanlaysse der Schweineschlachtung in einem Kleinbetrieb. Journal of Food Safety and Food Quality, 62(2):52-57.

2010

Carranza, P; Grunau, A; Schneider, T; Hartmann, I; Lehner, A; Stephan, R; Gehrig, P; Grossmann, J; Groebel, K; Hoelzle, L E; Eberl, L; Riedel, K (2010). A gel-free quantitative proteomics approach to investigate temperature adaptation of the food-borne pathogen Cronobacter turicensis 3032. Proteomics, 10(18):3248-3261.

Arguedas-Villa, C; Stephan, R; Tasara, T (2010). Evaluation of cold growth and related gene transcription responses associated with Listeria monocytogenes strains of different origins. Food Microbiology, 27(5):653-660.

Loretz, M. Antibacterial activity of decontamination treatments for cattle hides and beef carcasses. 2010, University of Zurich, Vetsuisse Faculty.

Kunz, F. Antibiotikaresistenz von Staphylococcus aureus und Koagulase-negativen Staphylokokken isoliert aus Mastitismilchproben von Schafen und Ziegen. 2010, University of Zurich, Vetsuisse Faculty.

Loretz, M; Stephan, R; Zweifel, C (2010). Antimicrobial activity of decontamination treatments for poultry carcasses: a literature survey. Food Control, 21(6):791-804.

Sigrist, S M. Bakteriell kontaminierte Desinfektionsmittel und Gerätschaften beim Melkakt als mögliche Quelle für Mastitiden. 2010, University of Zurich, Vetsuisse Faculty.

Zweifel, C; Giezendanner, N; Corti, S; Krause, G; Beutin, L; Stephan, R (2010). Characteristics of Shiga toxin-producing Escherichia coli isolated from Swiss raw milk cheese within a 3-year monitoring program. Journal of Food Protection, 73(1):88-91.

Lehner, A (2010). Cronobacter (former Enterobacter sakazakii) spp. – its effect in dairy product safety, quality and trade. Australian Journal of Dairy Technology, 65(2):63-67.

de Vries, V. Erhebung von Organbefunden und Konfiskatabzügen von Schlachtschweinen an Schlachthöfen in der Schweiz und deren Korrelation mit Betriebs- und Managementdaten. 2010, University of Zurich, Vetsuisse Faculty.

Hartmann, I; Carranza, P; Stephan, R; Lehner, A; Eberl, L; Riedel, K (2010). Genes involved in Cronobacter sakazakii biofilm formation. Applied and Environmental Microbiology, 76(7):2251-2261.

Popp, A. Identification and further characterization of Enterobacteriaceae strains isolated from an infant formula processing plant. 2010, University of Zurich, Vetsuisse Faculty.

Lehner, A; Fricker-Feer, C; Gschwend, K; Stephan, R (2010). Identification of Enterobacteriaceae and Cronobacter spp. in raw milk, milk concentrate and milk powder: prevalence and genotyping. Archiv für Lebensmittelhygiene, 61(1):22-26.

Zweifel, C; Blatter, S; Kuhn, U; Stephan, R (2010). Isolierung und Charakterisierung von Listeria monocytogenes aus einem Convenience-Betrieb. Fleischwirtschaft, 90(10): 137- 140.

Hofer, E; Haechler, H; Frei, R; Stephan, R (2010). Low occurrence of Clostridium difficile in fecal samples of healthy calves and pigs at slaughter and in minced meat in Switzerland. Journal of Food Protection, 73(5):973-975.

Polkinghorne, A; Schmidt-Posthaus, H; Meijer, A; Lehner, A; Vaughan, L (2010). Novel Chlamydiales associated with epitheliocystis in a leopard shark (Triakis semifasciata). Diseases of Aquatic Organisms, 91(1):75-81.

Popp, A; Fricker-Feer, C; Gschwend, K; Stephan, R (2010). PFGE-typing of Enterobacter cloacae, Klebsiella pneumoniae and Leclercia adecarboxylata isolates from an infant formula processing plant. Archiv für Lebensmittelhygiene, 61(4):125-164.

Popp, A; Cleenwerck, I; Iversen, C; De Vos, P; Stephan, R (2010). Pantoea gaviniae, sp. nov. and Pantoea calida, sp. nov. isolated from infant formula and infant formula production environment. International Journal of Systematic and Evolutionary Microbiology, 60(Pt. 12):2786-2792.

Blatter, S; Giezendanner, N; Stephan, R; Zweifel, C (2010). Phenotypic and molecular typing of Listeria monocytogenes isolated from the processing environment and products of a sandwich-producing plant. Food Control, 21(11):1519-1523.

Blatter, S. Phenotypic and molecular typing of Listeria monocytogenes isolated from the processing environment and products of a sandwich-producing plant. 2010, University of Zurich, Vetsuisse Faculty.

Huber, H; Koller, S; Giezendanner, N; Stephan, R; Zweifel, C (2010). Prevalence and characteristics of meticillin-resistant Staphylococcus aureus in humans in contact with farm animals, in livestock, and in food of animal origin, Switzerland, 2009. Eurosurveillance, 15(16):19542.

Huber, H. Prevalence and characteristics of meticillin-resistant Staphylococcus aureus in humans in contact with farm animals, in livestock, and in food of animal origin, Switzerland, 2009. 2010, University of Zurich, Vetsuisse Faculty.

Stephan, R; Ziegler, D; Pflüger, V; Vogel, G; Lehner, A (2010). Rapid genus and species specific identification of Cronobacter spp. by MALDI-TOF Mass spectrometry. Journal of Clinical Microbiology, 48(8):2846-2851.

Loepfe, C; Raimann, E; Stephan, R; Tasara, T (2010). Reduced host cell invasiveness and oxidative stress tolerance in double and triple csp gene family deletion mutants of L. monocytogenes. Foodborne Pathogens and Disease, 7(7):775-783.

Loepfe, C. Reduced host cell invasiveness and oxidative stress tolerance in double and triple csp gene family deletion mutants of L. monocytogenes. 2010, University of Zurich, Vetsuisse Faculty.

Stephan, R; Haechler, H (2010). Salmonellen. In: Baumgärtner, J; Becker, B; Stephan, R. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr's Verlag, 150-158.

Käppeli, U. Shiga toxin-producing Escherichia coli O157 associated with human infections in Switzerland: 2000-2009. 2010, University of Zurich, Vetsuisse Faculty.

Johler, S; Stephan, R (2010). Staphylococcal food poisoning: a current review. Archiv für Lebensmittelhygiene, 61(6):220-228.

Hartmann, Isabel. The social life of Cronobacter spp.: Investigations on cell-to-cell communication and biofilm formation of an opportunistic food-borne pathogen. 2010, University of Zurich, Faculty of Science.

Wacheck, S; Fredriksson-Ahomaa, M; Koenig, M; Stolle, A; Stephan, R (2010). Wild boars as an important reservoir for food-borne pathogens. Foodborne Pathogens and Disease, 7(3):307-312.

Johler, S; Stephan, R; Hartmann, I; Kuehner, K A; Lehner, A (2010). Yellow pigmentation in Cronobacter sakazakii ES5: Genes involved and influence on persistence and growth under environmental stress. Applied and Environmental Microbiology, 76(4):1053-1061.

Johler, S. Yellow pigmentation in Cronobacter sakazakii ES5: Genes involved and influence on persistence and growth under environmental stress. 2010, University of Zurich, Vetsuisse Faculty.

2009

Schmid, B; Klumpp, J; Raimann, E; Loessner, M J; Stephan, R; Tasara, T (2009). Role of cold shock proteins in growth of Listeria monocytogenes under cold and osmotic stress conditions. Applied and Environmental Microbiology, 75(6):1621-1627.

Stannarius, C; Bürgi, E; Regula, G; Zychowska, A; Zweifel, C; Stephan, R (2009). Antimicrobial resistance in Escherichia coli strains isolated from Swiss weaned pigs and sows. Schweizer Archiv für Tierheilkunde, 151(3):119-125.

Tasara, T; Stephan, R (2009). Cold adaptation in L. monocytogenes: An overview of the various molecular mechanisms involved. In: Spano, G; Colelli, G. Survival and control of Pathogens in fresh cut Vegetables. Trivandrum: Transworld Research Network, 120-?.

Stoop, B; Lehner, A; Iversen, C; Fanning, S; Stephan, R (2009). Development and evaluation of rpoB based PCR systems to differentiate the six proposed species within the genus Cronobacter. International Journal of Food Microbiology, 136(2):165-168.

Lehner, A; Iversen, C; Fanning, S; Stephan, R (2009). Enterobacter. In: Dongyou, L. Molecular Detection of Foodborne Pathogens. Boca Raton: Taylor & Francis Group, 355-361.

Schmid, M; Iversen, C; Gontia, I; Stephan, R; Hofmann, A; Hartmann, A; Jha, B; Eberl, L; Riedel, K; Lehner, A (2009). Evidence for a plant associated natural habitat of Cronobacter spp. Research in Microbiology, 160(8):608-614.

Iversen, C; Lehner, A; Fricker-Feer, C; Gschwend, K; Stephan, R (2009). Genotyping of Cronobacter (Enterobacter sakazakii) strains isolated from an infant formula processing plant. Archiv für Lebensmittelhygiene, 60(2):66-72.

Popp, A; Iversen, C; Fricker-Feer, C; Gschwend, G; Stephan, R (2009). Identification of Enterobacteriaceae isolates from raw ingredients, environmental samples and products of an infant formula processing plant. Archiv für Lebensmittelhygiene, 60(3):92-97.

Weber, C. Improving the enrichment procedure for Enterobacteriaceae detection. 2009, University of Zurich, Vetsuisse Faculty.

Weber, C; Stephan, R; Druggan, P; Joosten, H; Iversen, C (2009). Improving the enrichment procedure for Enterobacteriaceae detection. Food Microbiology, 26(6):565-572.

Zihler, A; Le Blay, G; de Wouters, T; Lacroix, C; Braegger, C; Lehner, A; Tischler, P; Rattei, T; Haechler, H; Stephan, R (2009). In vitro inhibition activity of different bacteriocin-producing E. coli against Salmonella strains isolated from clinical cases. Letters in Applied Microbiology, 49(1):31-38.

Healy, B; Huynh, S; Mullane, N; O’Brien, S; Iversen, C; Lehner, A; Stephan, R; Parker, C T; Fanning, S (2009). Microarray-based comparative genomic indexing of the Cronobacter genus (Enterobacter sakazakii). International Journal of Food Microbiology, 136(2):159-164.

Stephan, R; Zhang, W; Bielaszewska, M; Mellmann, A; Karch, H (2009). Phenotypic and genotypic traits of Shiga toxin-negative E. coli O157:H7/H- bovine and porcine strains. Foodborne Pathogens and Disease, 6(2):235-243.

Kuhnert, P; Korczak, B M; Stephan, R; Joosten, H; Iversen, D (2009). Phylogeny and prediction of genetic similarity of Cronobacter and related taxa by multilocus sequence analysis (MLSA). International Journal of Food Microbiology, 136(2):152-158.

Fredriksson-Ahomaa, M; Wacheck, S; Koenig, M; Stephan, R (2009). Prevalence of pathogenic Yersinia enterocolitica and Yersinia pseudotuberculosis in wild boars in Switzerland. International Journal of Food Microbiology, 135(3):199-202.

Carranza, P; Hartmann, I; Lehner, A; Stephan, R; Gehrig, P; Grossmann, J; Barkow-Oesterreicher, S; Roschitzki, B; Eberl, L; Riedel, K (2009). Proteomic profiling of Cronobacter turicensis 3032, a food-borne opportunistic pathogen. Proteomics, 9(13):3564-3579.

Presi, P; Stärk, K D; Stephan, R; Breidenbach, E; Frey, J; Regula, G (2009). Risk scoring for setting priorities in a monitoring of antimicrobial resistance in meat and meat products. International Journal of Food Microbiology, 130(2):94-100.

Giezendanner, N; Meyer, B; Gort, M; Müller, P; Zweifel, C (2009). Rohmilch-assoziierte S. aureus Intoxikation bei Kindern. Schweizer Archiv für Tierheilkunde, 151(7):329-331.

Schmid, Barbara Christiane Helene. Role of cold shock proteins (Csp) for growth of Listeria monocytogenes under cold and osmotic stress conditions. 2009, University of Zurich, Vetsuisse Faculty.

Raimann, E; Schmid, B; Stephan, R; Tasara, T (2009). The alternative sigma factor sigma(L) of L. monocytogenes promotes growth under diverse environmental stresses. Foodborne Pathogens and Disease, 6(5):583-591.

Raimann, Eveline. The alternative sigma factor σL of L. monocytogenes promotes growth under diverse environmental stresses. 2009, University of Zurich, Vetsuisse Faculty.

Zweifel, C; Nauer, T; Stephan, R (2009). Untersuchungen zum Wachstum und zur Persistenz von Escherichia coli O26:H11, O157:H7, O157:H45 und O159:H- bei Säurestress. Archiv für Lebensmittelhygiene, 60(7-8):135-140.

Nauer, Timo. Untersuchungen zum Wachstum und zur Persistenz von Escherichia coli O26:H11, O157:H7, O157:H45 und O159:H- in Bezug auf Säurestress. 2009, University of Zurich, Vetsuisse Faculty.

2008

Kohler, R; Krause, G; Beutin, L; Stephan, R; Zweifel, C (2008). Shedding of food-borne pathogens and microbiological carcass contamination in rabbits at slaughter. Veterinary Microbiology, 132(1-2):149-157.

Schmid, H; Hächler, H; Stephan, R; Baumgartner, A; Boubaker, K (2008). Outbreak of Salmonella enterica serovar Typhimurium in Switzerland, May – June 2008, implications for production and control of meat preparations. Eurosurveillance, 13(44):1-4.

Hassler, C; Nitzsche, S; Iversen, C; Zweifel, C; Stephan, R (2008). Characteristics of Staphylococcus Hyicus strains isolated from pig carcasses in two different slaughterhouses. Meat Science, 80(2):505-510.

Rothballer, M; Eckert, B; Schmidt, M; Fekete, A; Schloter, M; Lehner, A; Pollmann, S; Hartmann, A (2008). Endophytic root colonization of gramineous plants by Herbaspirillum frisingense. FEMS Microbiology Ecology, (66):85-95.

Schmid, H; Stephan, R; Aubert, U (2008). Shigatoxin-bildende E. coli. In: Danuser, J. Schweizer Zoonosebericht 2007. Bern: Bundesamt für Veterinärwesen, 42-45.

Joosten, H; Marugg, J; Stephan, R; Klijn, A; Jackson, T; Iversen, C (2008). A rapid and reliable alternative to ISO 21528-1:2004 for detection of enterobacteriaceae. International Journal of Food Microbiology, 125(3):344-346.

Zweifel, C; Scheu, K D; Keel, M; Renggli, F; Stephan, R (2008). Occurrence and genotypes of Campylobacter in broiler flocks, other farm animals, and the environment during several rearing periods on selected poultry farms. International Journal of Food Microbiology, 125(2):182-187.

Healy, B; Mullane, N; Collin, V; Mailler, S; Iversen, C; Chatellier, S; Storrs-Mabilat, M; Fanning, S (2008). Evaluation of an Automated Repetitive Sequence-based PCR System for Subtyping Enterobacter Sakazakii. Journal of Food Protection, 71(7):1372-1378.

Iversen, C; Mullane, N; McCardell, B; Tall, B D; Lehner, A; Fanning, S; Stephan, R; Joosten, H (2008). Cronobacter gen. nov., a new genus to accommodate the biogroups of Enterobacter sakazakii, and proposal of Cronobacter sakazakii gen. nov. comb. nov., C. malonaticus sp. nov., C. turicensis sp. nov., C. muytjensii sp. nov., C. dublinensis sp. nov., Cronobacter genomospecies 1, and of three subspecies, C. dublinensis sp. nov. subsp. dublinensis subsp. nov., C. dublinensis sp. nov. subsp. lausannensis subsp. nov., and C. dublinensis sp. nov. subsp. lactaridi subsp. nov. International Journal of Systematic and Evolutionary Microbiology, 58(6):1442-1447.

Mullane, N R; O’Gaora, P; Nally, J E; Iversen, C; Whyte, P; Wall, P G; Fannning, S (2008). Molecular analysis of the Enterobacter sakazakii O-antigen gene locus. Applied and Environmental Microbiology, 74(12):3783-3794.

Iversen, C; Druggan, P; Schumacher, S; Lehner, A; Feer, C; Gschwend, K; Joosten, H; Stephan, R (2008). Development of a novel screening method for the isolation of "Cronobacter" spp. (Enterobacter sakazakii). Applied and Environmental Microbiology, 74(8):2550-2553.

Zweifel, C; Fischer, R; Stephan, R (2008). Microbiological contamination of pig and cattle carcasses in different small-scale Swiss abattoirs. Meat Science, 78(3):225-231.

Borel, N; Kempf, E; Hotzel, H; Schubert, E; Torgerson, P; Slickers, P; Ehricht, R; Tasara, T; Pospischil, A; Sachse, K (2008). Direct identification of chlamydiae from clinical samples using a DNA microarray assay: a validation study. Molecular and Cellular Probes, 22(1):55-64.

Flütsch, F; Heinzmann, D; Mathis, A; Hertzberg, H; Stephan, R; Deplazes, P (2008). Case-control study to identify risk factors for bovine cysticercosis on farms in Switzerland. Parasitology, 135:641-646.

Grimm, M; Stephan, R; Iversen, C; Manzardo, G; Rattei, T; Riedel, K; Ruepp, A; Frishman, D; Lehner, A (2008). Cellulose as an extra-cellular matrix component present in Enterobacter sakazakii biofilms. Journal of Food Protection, 71(1):13-18.

Tasara, T; Bielaszewska, M; Nitzsche, S; Karch, H; Zweifel, C; Stephan, R (2008). Activatable Shiga toxin 2d (Stx2d) in STEC strains isolated from cattle and sheep at slaughter. Veterinary Microbiology, 131(1-2):199-204.

Feng, J; Lucchinetti, E; Fischer, G; Zhu, M; Zaugg, K; Schaub, M C; Zaugg, M (2008). Cardiac remodelling hinders activation of cyclooxygenase-2, diminishing protection by delayed pharmacological preconditioning: role of HIF1 alpha and CREB. Cardiovascular Research, 78(1):98-107.

Hassler, C. Characteristics of Staphylococcus Hyicus strains isolated from pig carcasses in two different slaughterhouses. 2008, University of Zurich, Vetsuisse Faculty.

Fröhlicher, E; Krause, G; Zweifel, C; Beutin, L; Stephan, R (2008). Characterization of attaching and effacing Escherichia coli (AEEC) isolated from pigs and sheep. BMC Microbiology, 8:144.

Fröhlicher, E. Characterization of attaching and effacing Escherichia coli (AEEC) isolated from pigs and sheep. 2008, University of Zurich, Vetsuisse Faculty.

Mullane, N R; Ryan, M; Iversen, C; Murphy, M; O’Gaora, P; Quinn, T; Whyte, P; Wall, P G; Fanning, C (2008). Development of multiple-locus variable-number tandem-repeat analysis for the molecular subtyping of Enterobacter sakazakii. Applied and Environmental Microbiology, 74(4):1223-1231.

Hricova, D; Stephan, R; Zweifel, C (2008). Electrolyzed water and its application in the food industry. Journal of Food Protection, 71(9):1934-1947.

Hricova, D. Electrolyzed water and its application in the food industry. 2008, University of Zurich, Vetsuisse Faculty.

Stephan, R; Van Trappen, S; Cleenwerck, I; Iversen, C; Joosten, H; De Vos, P; Lehner, A (2008). Enterobacter pulveris, sp. nov. isolated from fruit powder, infant formula and infant formula production environment. International Journal of Systematic and Evolutionary Microbiology, 58:237-241.

Lehner, A. From Enterobacter sakazakii to Cronobacter spp. – investigating an opportunistic foodborne pathogen. 2008, University of Zurich, Vetsuisse Faculty.

Zweifel, C. Meat Safety at Slaughter: Characterization of Health Hazards and Microbiological Carcass Contamination. 2008, University of Zurich, Vetsuisse Faculty.

Stephan, R (2008). Nachweis von Enterobacter sakazakii (Cronobacter spp.). In: Becker, H; Baumgart, J; Bockemühl, J. Mikrobiologische Untersuchung von Lebensmitteln. Hamburg: Behr's Verlag, 34f-34n.

Zweifel, C; Kohler, R; Stephan, R (2008). Oberflächenkeimbelastung von Kaninchen-Schlachttierkörpern am Ende des Schlachtprozesses. Fleischwirtschaft, 7:104-107.

Lucchinetti, E; Jamnicki, M; Fischer, G; Zaugg, M (2008). Preconditioning by isoflurane retains its protection against ischemia-reperfusion injury in postinfarct remodeled rat hearts. Anesthesia and Analgesia, 106(1):17-23.

Stephan, R; Schumacher, S; Corti, S; Krause, G; Danuser, J; Beutin, L (2008). Prevalence and characteristics of Shiga toxin-producing Escherichia coli in Swiss raw milk cheeses collected at producer level. Journal of Dairy Science, 91:2561-2565.

Kohler, R. Shedding of Food-borne Pathogens and Microbiological Carcass Contamination in Rabbits at Slaughter. 2008, University of Zurich, Vetsuisse Faculty.

Scheu, K D; Keel, M; Renggli, F; Stephan, R; Zweifel, C (2008). Untersuchungen zum Campylobacter-Eintrag in Mastgeflügelherden auf ausgewählten Betrieben in der Schweiz. Archiv für Lebensmittelhygiene, 59(5):164-169.

2007

Iversen, C; Lehner, A D; Mullane, N; Bidlas, E; Cleenwerck, I; Marugg, J; Fanning, S; Stephan, R; Joosten, H (2007). The taxonomy of Enterobacter sakazakii: proposal of a new genus Cronobacter gen. nov. and descriptions of Cronobacter sakazakii comb. nov. Cronobacter sakazakii subsp. sakazakii, comb. nov., Cronobacter sakazakii subsp. malonaticus subsp. nov., Cronobacter turicensis sp. nov., Cronobacter muytjensii sp. nov., Cronobacter dublinensis sp. nov. and Cronobacter genomospecies 1. BMC Evolutionary Biology, 7:64.

2006

Mange, J P; Stephan, R; Borel, N; Wild, P; Kim, K S; Pospischil, A; Lehner, A (2006). Adhesive properties of Enterobacter sakazakii to human epithelial and brain microvascular endothelial cells. BMC Microbiology, 6:58.

Lehner, A; Nitzsche, S; Breeuwer, P; Diep, B; Thelen, K; Stephan, R (2006). Comparison of two chromogenic media and evaluation of two molecular based identification systems for Enterobacter sakazakii detection. BMC Microbiology, 6:15.

2005

Tasara, T; Hoelzle, L E; Stephan, R (2005). Development and evaluation of a Mycobacterium avium subspecies paratuberculosis (MAP) specific multiplex PCR assay. International Journal of Food Microbiology, 104(3):279-287.

Blanco, M A; Schumacher, S; Tasara, T; Zweifel, C; Blanco, J E; Dahbi, G; Blanco, J; Stephan, R (2005). Serotypes, intimin variants and other virulence factors of eae positive Escherichia coli strains isolated from healthy cattle in Switzerland. Identification of a new intimin variant gene (eae-η2). BMC Microbiology, 5:23-11.

2004

Lehner, A J; Tasara, T; Stephan, R (2004). 16S rRNA gene based analysis of Enterobacter sakazakii strains from different sources and development of a PCR assay for identification. BMC Microbiology, 4:43.

Stephan, Roger; Borel, N; Zweifel, C; Blanco, M A; Blanco, J E (2004). First isolation and further characterization of enteropathogenic Escherichia coli (EPEC) O157:H45 strains from cattle. BMC Microbiology, 4:10.

2003

Ledergerber, U; Regula, G; Stephan, R; Danuser, J; Bissig, B; Stärk, K D C (2003). Risk factors for antibiotic resistance in Campylobacter spp. isolated from raw poultry meat in Switzerland. BMC Public Health, 3:39.

2002

Corti, S; Stephan, R (2002). Detection of Mycobacterium avium subspecies paratuberculosis specific IS900 insertion sequences in bulk-tank milk samples obtained from different regions throughout Switzerland. BMC Microbiology, 2:15-7.

1983

Augsburger, H; Meyer, B; Rahm, S; Geyer, H (1983). Über den Zellgehalt der Milch von säugenden Gemsfarbigen Gebirgsziegen. Schweizer Archiv für Tierheilkunde, 125(2):103-108.

This list was generated on Thu Jul 27 00:35:52 2017 CEST.