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Forro, A; Tsousis, G; Beindorff, N; Sharifi, A R; Brozos, C; Bollwein, H (2015). Factors affecting the success of resynchronization protocols with or without progesterone supplementation in dairy cows. Journal of Veterinary Science, 16(1):121-126.

Fleisch, A; Bollwein, H; Piechotta, M; Janett, F (2015). Reproductive performance of Lacaune dairy sheep exposed to artificial long days followed by natural photoperiod without and with additional progestagen treatment during the nonbreeding season. Theriogenology, 83(3):320-325.

Piechotta, M; Mysegades, W; Ligges, U; Lilienthal, J; Hoeflich, A; Miyamoto, A; Bollwein, H (2015). Antepartal insulin-like growth factor 1 and insulin-like growth factor binding protein 2 concentrations are indicative of ketosis in dairy cows. Journal of Dairy Science, 98(5):3100-3109.

Heppelmann, M; Brömmling, A; Ulbrich, S E; Weinert, M; Piechotta, M; Wrenzycki, C; Merbach, S; Schoon, H-A; Hoedemaker, M; Bollwein, H (2015). Effect of suppression of postpartum ovulation on endometrial inflammation in dairy cows. Theriogenology, 84(1):155-162.

Klewitz, J; Struebing, C; Rohn, K; Goergens, A; Martinsson, G; Orgies, F; Probst, J; Hollinshead, F; Bollwein, H; Siemens, H J (2015). Effects of age, parity, and pregnancy abnormalities on foal birth weight and uterine blood flow in the mare. Theriogenology, 83(4):721-729.

Heppelmann, M; Krach, K; Krüger, L; Benz, P; Herzog, K; Piechotta, M; Hoedemaker, M; Bollwein, H (2015). Technical note: The use of a sonomicrometry system for monitoring uterine involution in postpartum dairy cows. Journal of Dairy Science, 98(3):1862-1869.

Janett, F; Burger, D; Bollwein, H (2014). Annual variation of DNA fragmentation assessed by SCSA™ in equine sperm. Journal of Equine Veterinary Science, 34(1):61.

Piechotta, M; Holzhausen, L; Araújo, M G; Heppelmann, M; Sipka, A; Pfarrer, C; Schuberth, H J; Bollwein, H (2014). Antepartal insulin-like growth factor concentrations indicating differences in the metabolic adaptive capacity of dairy cows. Journal of Veterinary Science, 15(3):343-352.

Lüttgenau, J; Bollwein, H (2014). Evaluation of bovine luteal blood flow by using color Doppler Ultrasonography. Reproductive Biology, 14(1):103-109.

Kücükaslan, I; Kaya, D; Emre, B; Bollwein, H; Özyurtlu, N; Mülazimoglu, B; Aslan, S (2014). Evaluation of endometrial echotexture and cervical cytology in cows during and after treatment of endometritis. Tierärztliche Praxis. Ausgabe G, Grosstiere/Nutztiere, 42(6):343-350.

Bollwein, H; Kawashima, C; Shimizu, T; Miyamoto, A; Kaske, M (2014). Impact of metabolism and production diseases on reproductive function in dairy cows. In: Lucy, M C; Pate, J L; Smith, M F; Spencer, T E. Reproduction in Domestic Ruminants VII. Nottingham: Nottingham University Press, 445-462.

Sterbenc, N; Kosec, M; Bollwein, H; Klinc, P (2014). The effect of Equex STM in freezing media on post thaw motility, viability and dna integrity of frozen - thawed ram spermatozoa. Slovenian Veterinary Research, 51(1):35-42.

Malama, E; Bollwein, H; Taitzoglou, I A; Theodosiou, T; Boscos, C M; Kiossis, E (2013). Chromatin integrity of ram spermatozoa. Relationships to annual fluctuations of scrotal surface temperature and temperature-humidity index. Theriogenology, 80(5):533-541.

Stinshoff, H; Wilkening, S; Hanstedt, A; Bollwein, H; Wrenzycki, C (2013). Dimethylsulfoxide and conjugated linoleic acids affect bovine embryo development in vitro. Reproduction, Fertility and Development, 59(3):296-301.

Nitta, A; Shirasuna, K; Nibuno, S; Bollwein, H; Shimizu, T; Miyamoto, A (2013). Downregulation of lymphatic vessel formation factors in PGF2a-induced luteolyses in the cow. Journal of Reproduction and Development, 59(3):296-301.

Heppelmann, M; Brömmling, A; Weinert, M; Piechotta, M; Wrenzycki, C; Bollwein, H (2013). Effect of postpartum suppression of ovulation on uterine involution in dairy cows. Theriogenology, 80(5):519-525.

Hartmann, D; Honnens, A; Piechotta, M; Lüttgenau, J; Niemann, H; Rath, D; Bollwein, H (2013). Effects of a protracted induction of parturition on the incidence of retained placenta and assessment of uterine artery blood flow as a measure of placental maturation in cattle. Theriogenology, 80(3):176-184.

Magata, F; Hartmann, D; Ishii, M; Miura, R; Takahashi, H; Matsui, M; Kida, K; Miyamoto, A; Bollwein, H (2013). Effects of exogenous oxytocin on uterine blood flow in puerperal dairy cows: The impact of days after parturition and retained fetal membranes. Veterinary Journal, 196(1):76-80.

Fleisch, A; Piechotta, M; Bollwein, H; Janett, F (2013). Fruchtbarkeit nach 6- und 12-tägiger Behandlung mit Eazi-breed™ CIDR® G ausserhalb der Zuchtsaison beim Lacaune Milchschaf. Schweizer Archiv für Tierheilkunde, 155(7):391-398.

Gauly, M; Bollwein, H; Breves, G; Brügemann, K; Dänicke, S; Daş, G; Demeler, J; Hansen, H; Isselstein, J; König, S; Lohölter, M; Martinsohn, M; Meyer, U; Potthoff, M; Sanker, C; Schröder, B; Wrage, N; Meibaum, B; von Samson-Himmelstjerna, G; Stinshoff, H; Wrenzycki, C (2013). Future consequences and challenges for dairy cow production systems arising from climate change in Central Europe - a review. Animal, 7(05):843-859.

Piechotta, M; Kedves, K; Araújo, M G; Hoeflich, A; Metzger, F; Heppelmann, M; Muscher-Banse, A; Wrenzycki, C; Pfarrer, C; Schuberth, H J; Hoedemaker, M; Bollwein, H; Kaske, M (2013). Hepatic mRNA Expression of acid labile subunit and deiodinase 1 differs between cows selected for high versus low concentrations of insulin-like growth facor 1 in late pregnancy. Journal of Dairy Science, 96(6):3737-3749.

Godynicki, S; Meyer, W; Jackowiak, H; Bollwein, H; Pfarrer, C (2013). Microvascularisation of the scrotal integument of Holstein-Friesian bulls. Folia Morphologica, 72(2):132-136.

Hartmann, D; Bollwein, H; Honnens, A; Niemann, H; Rath, D; Pfarrer, C (2013). Protracted induction of parturition enhances placental maturation, but does not influence incidence of placntal retention in cows. Theriogenology, 80(3):185-192.

Strüve, K; Herzog, K; Magata, F; Piechotta, M; Shirasuna, K; Miyamoto, A; Bollwein, H (2013). The effect of metritis on luteal function in dairy cows. BMC Veterinary Research, 9(11):244.

Heppelmann, M; Weinert, M; Brömmling, A; Piechotta, M; Hoedemaker, M; Bollwein, H (2013). The effect of puerperal uterine disease on uterine involution in cows assessed by Doppler sonography of the uterine arteries. Animal Reproduction Science, 143(1-4):1-7.

Heppelmann, M; Leidl, S; Bollwein, H (2013). Transrectal Doppler sonography of uterine blood flow during the first two weeks after parturition in Simmenthal heifers. Journal of Veterinary Science, 14(3):323-327.

Fleisch, A; Werne, S; Heckendorn, F; Hartnack, S; Piechotta, M; Bollwein, H; Thun, R; Janett, F (2012). Comparison of two commercially available progestagen intravaginal inserts in a short-term protocol for estrus synchronization in cyclic ewes. In: 17th International Congress on Animal Reproduction (ICAR), Vancouver, CANADA, 29 July 2012 - 2 August 2012, 464-474.

Bollwein, H; Lüttgenau, J; Herzog, K (2012). Bovine luteal blood flow: basic mechanism and clinical relevance. Reproduction, Fertility, and Development, 25(1):71-79.

Forro, A; Tsousis, G; Beindorff, N; Sharifi, R; Jäkel, L; Bollwein, H (2012). Combined use of Ovsynch and progesterone supplementation after artificial insemination in dairy cattle. Journal of Dairy Science, 95(8):4372-4381.

Fleisch, A; Werne, S; Heckendorn, F; Hartnack, S; Piechotta, M; Bollwein, H; Thun, R; Janett, F (2012). Comparison of 6-day progestagen treatment with Chronogest® CR and Eazi-breed™ CIDR® G intravaginal inserts for estrus synchronization in cyclic ewes. Small Ruminant Research, 107(2-3):141-146.

Witt, M C; Bollwein, H; Probst, J; Baackmann, C; Squires, E L; Sieme, H (2012). Doppler sonography of the uterine and ovarian arteries during a superovulatory program in horses. Theriogenology, 77(7):1406-1414.

Brozos, C N; Pancarci, M S; Valencia, J; Beindorff, N; Tsousis, G; Kiossis, E; Bollwein, H (2012). Effect of oxytocin infusion on luteal blood flow and progesterone secretion in dairy cattle. Journal of Veterinary Science, 13(1):67-71.

Janett, F; Gerig, T; Tschuor, A C; Amatayakul-Chantler, S; Walker, J; Howard, R; Piechotta, M; Bollwein, H; Hartnack, S; Thun, R (2012). Effect of vaccination against gonadotropin-releasing factor (GnRF) with Bopriva® in the prepubertal bull calf. Animal Reproduction Science, 131(1-2):72-80.

Shimizu, T; Miyauchi, K; Shirasuna, K; Bollwein, H; Magata, F; Murayama, C; Miyamoto, A (2012). Effects of lipopolysaccharide (LPS) and peptidoglycan (PGN) on estradiol production in bovine granulosa cells from small and large follicles. Toxicology in vitro, 26(7):1134-1142.

Herzog, K; Strüve, K; Kastelic, J P; Piechotta, M; Ulbrich, S E; Pfarrer, C; Shirasuna, K; Shimizu, T; Miyamoto, A; Bollwein, H (2012). Escherichia coli lipopolysaccharide administration transiently suppresses luteal structure and function in diestrous cows. Reproduction, 144(4):467-476.

Shirasuna, K; Akabane, Y; Beindorff, N; Nagai, K; Sasaki, M; Shimizu, T; Bollwein, H; Meidan, R; Miyamoto, A (2012). Expression of prostaglandin F2α (PGF2α) receptor and its isoforms in the bovine corpus luteum during the estrous cycle and PGF2α-induced luteolysis. Domestic animal endocrinology, 43(3):227-238.

Magata, F; Shirasuna, K; Strüve, K; Herzog, K; Shimizu, T; Bollwein, H; Miyamoto, A (2012). Gene expressions in the persistent corpus luteum of postpartum dairy cows: distinct profiles from the corpora lutea of the estrous cycle and pregnancy. Journal of Reproduction and Development, 58(4):445-452.

Malama, E; Kiossis, E; Theodosiou, T; Boscos, C; Bollwein, H (2012). Lag effect of microclimatic conditions on DNA integrity of frozen-thawed bovine sperm. Animal Reproduction Science, 136(1-2):33-41.

Bijmholt, S; Müller, K; Leiding, C; Hoedemaker, M; Bollwein, H; Kaske, M (2012). Laktationsinzidenzen von Produktionskrankheiten bei Fleckviehkühen in sechs bayerischen Milchviehbetrieben. Tierärztliche Praxis. Ausgabe G, Grosstiere/Nutztiere, 40(6):347-358.

Pancarci, S M; Ari, U Ç; Atakisi, O; Güngör, O; Ciğremiş, Y; Bollwein, H (2012). Nitric oxide concentrations, estradiol-17β progesterone ratio in follicular fluid, and COC quality with respect to perifollicular blood flow in cows. Animal Reproduction Science, 130(1-2):9-15.

Blässe, A K; Oldenhof, H; Ekhlasi-Hundrieser, M; Wolkers, W F; Sieme, H; Bollwein, H (2012). Osmotic tolerance and intracellular ion concentrations of bovine sperm are affected by cryopreservation. Theriogenology, 78(6):1312-1320.

Shirasuna, K; Kobayashi, A; Nitta, A; Nibuno, S; Sasahara, K; Shimizu, T; Bollwein, H; Miyamoto, A (2012). Possible action of vasohibin-1 as an inhibitor in the regulation of vascularization of the bovine corpus luteum. Reproduction, 143(4):491-500.

Piechotta, M; Sander, A K; Kastelic, J P; Wilde, R; Heppelmann, M; Rudolphi, B; Schuberth, H J; Bollwein, H; Kaske, M (2012). Prepartum plasma insulin-like growth factor-I concentrations based on day of insemination are lower in cows developing postpartum diseases. Journal of Dairy Science, 95(3):1367-1370.

Shirasuna, K; Jiemtaweeboon, S; Raddatz, S; Nitta, A; Schuberth, H J; Bollwein, H; Shimizu, T; Miyamoto, A (2012). Rapid accumulation of polymorphonuclear neutrophils in the Corpus luteum during prostaglandin F(2α)-induced luteolysis in the cow. PLoS ONE, 7(1):e29054.

Stinshoff, H; Krienke, M; Ekhlasi-Hundrieser, M; Wilkening, S; Hanstedt, A; Frese, D; Rath, D; Bollwein, H; Wrenzycki, C (2012). Seminal plasma and seminal plasma proteins added to bulk sorted sperm do not alter the mRNA expression of in vitro produced bovine embryos. Theriogenology, 78(1):132-139.

Janett, F; Gerig, T; Tschuor, A C; Amatayakul-Chantler, S; Walker, J; Howard, R; Bollwein, H; Thun, R (2012). Vaccination against gonadotropin-releasing factor (GnRF) with Bopriva significantly decreases testicular development, serum testosterone levels and physical activity in pubertal bulls. Theriogenology, 78(1):182-188.

Shirasuna, K; Nitta, A; Sineenard, J; Shimizu, T; Bollwein, H; Miyamoto, A (2012). Vascular and immune regulation of corpus luteum development, maintenance, and regression in the cow. Domestic animal endocrinology, 43(2):198-211.

Lüttgenau, J; Beindorff, N; Ulbrich, S E; Kastelic, J P; Bollwein, H (2011). Low plasma progesterone concentrations are accompanied by reduced luteal blood flow and increased size of the dominant follicle in dairy cows. Theriogenology, 76(1):12-22.

Lüttgenau, J; Ulbrich, S E; Beindorff, N; Honnens, A; Herzog, K; Bollwein, H (2011). Plasma progesterone concentrations in the mid-luteal phase are dependent on luteal size, but independent of luteal blood flow and gene expression in lactating dairy cows. Animal Reproduction Science, 125(1-4):20-29.

Ehlers, J P; Ehlers, S; Behr, M; Kähn, W; Bollwein, H; Leidl, W (2008). OnLineLectures-eLearning als Ergänzung der tierärztlichen Fortbildung. GMS Zeitschrift für Medizinische Ausbildung, 25(4):1-5.

This list was generated on Fri Sep 22 23:35:51 2017 CEST.