[GA] 獣医繁殖学分科会　優秀発表賞候補演題1 | The 169th meeting of the Japanese Society of Veterinary Science

Session Details

優秀発表賞候補演題General Presentation : G. Theriogenology

獣医繁殖学分科会　優秀発表賞候補演題1

Thu. Sep 10, 2026 9:00 AM - 12:05 PM JST
Thu. Sep 10, 2026 12:00 AM - 3:05 AM UTC

第4会場(B512)

座長：
GA-01～02：谷口雅康（山口大学）
GA-03～05：三浦亮太朗（酪農学園大学）
GA-06～09：北原豪（宮崎大学）
GA-10～12：坂口謙一郎（岐阜大学）
GA-13～15：永野昌志（北里大学）
GA-16～18：古山敬祐（大阪公立大学）

9:00 AM - 9:05 AM JST(12:00 AM - 12:05 AM UTC)

挨拶

9:05 AM - 9:15 AM JST(12:05 AM - 12:15 AM UTC)

[GA-01]Effect of the induction of follicular wave emergence with single FSH administration before ovum pick-up in Japanese black cows on outcomes of in vitro embryo production and ET of produced embryos.

○Kiseki Okami¹, Thomas Chia-Tang Ho^1,2, Hisashi Nabenishi¹, Kenji Momozawa^1,3, Masashi Nagano^1,3 (1. School of Veterinary Medicine, Kitasato University, 2. Faculty of Applied Biological Sciences, Gifu University, 3. Center for Assisted Reproductive Technology, Kitasato University)

9:15 AM - 9:25 AM JST(12:15 AM - 12:25 AM UTC)

[GA-02]Application of 20°C post-collection holding to improve flexibility in bovine OPU-IVP systems

○Thomas Chia-Tang Ho¹, Sho Nakamura², Kohei Kawano³, Nanoha Yamada¹, Sarasa Hayashi¹, Mei Shimura¹, Shuichi Matsuyama², Kenichiro Sakaguchi¹ (1. Gifu University, 2. Nagoya University, 3. Okayama University)

9:25 AM - 9:35 AM JST(12:25 AM - 12:35 AM UTC)

[GA-03]Effects of clinical and subclinical endometritis on the developmental competence of bovine in vitro fertilized embryos

○Tomomi Taniguchi¹, Misato Kikuzawa¹, Heinrich Bollwein², Fuko Matsuda¹, Fumie Magata³ (1. Department of Veterinary Medical Sciences, The University of Tokyo, 2. Department of Clinic of Reproductive Medicine, University of Zurich, 3. Department of Life and Food Sciences, Obihiro University of Agriculture and Veterinary Medicine)

9:35 AM - 9:45 AM JST(12:35 AM - 12:45 AM UTC)

[GA-04]Effects of enzymatic treatment for the isolation of bovine secondary follicles on the collection efficiency and in vitro growth

○Sarasa Hayashi¹, Thomas Chia-Tang Ho¹, Tetsuma Murase¹, Kohei Kawano², Kenichiro Sakaguchi^1,3 (1. Laboratory of Veterinary Theriogenology, Joint Department of Veterinary Medicine, Faculty of Applied Biological Sciences, 2. Laboratory of Reproductive Physiology, Faculty of Environmental, Life, Natural Science and Technology, Okayama University, 3. Division of Comparative Biomedical and Medical Science, Center for One Medicine Innovative Translational Research, Institute for Advanced Study, Gifu University)

9:45 AM - 9:55 AM JST(12:45 AM - 12:55 AM UTC)

[GA-05]Effectiveness of cAMP-regulated pre-IVM in atmospheric phase transport of bovine oocytes

○Moe Tanaka¹, Masayasu Taniguchi¹, Mitsuhiro Takagi¹ (1. Department of veterinary, Yamaguchi University.)

9:55 AM - 10:05 AM JST(12:55 AM - 1:05 AM UTC)

[GA-06]The effect of bovine intrauterine infusion of platelet-rich plasma on 3 days after first artificial insemination for improving fertility

○Koki Yanagimoto¹, Wataru Hazuku², Hideaki Shimura², Shuto Kojima¹, Ken Nakada¹, Tomochika Sugiura¹ (1. Unit of Animal Reproduction, Rakuno Gakuen University, 2. Livestock Research Division, Oita Prefectural Agriculture, Forestry and Fisheries Research Center)

10:05 AM - 10:15 AM JST(1:05 AM - 1:15 AM UTC)

[GA-07]Investigation of the effects of intrauterine infusion of Platelet-Rich Plasma on prostaglandin F₂_α production on 3 days after estrus

○小島柊斗¹、柳本幸輝¹、波津久航²、志村英明²、中田健¹、杉浦智親¹ (1. Laboratory of Animal Reproduction, School of Veterinary Medicine, Rakuno Gakuen University)

10:15 AM - 10:25 AM JST(1:15 AM - 1:25 AM UTC)

[GA-08]Effects of Intrauterine Administration of Autologous Platelet-Rich Plasma on Production of EGF and VEGF in the Bovine Endometrium on Day 2 After Estrus

○Ryotaro Fukuda¹, Takashi Tanida¹, Yojiro Yanagawa¹, Seiji Katagiri¹ (1. Laboratory of Theriogenology, Graduate School of Veterinary Medicine, Hokkaido University)

10:25 AM - 10:35 AM JST(1:25 AM - 1:35 AM UTC)

[GA-09]Effects of endometritis and platelet-rich plasma administration on fertility in cows with low predicted conception rates

○Miyuu Nishiyama¹, Kosuke Takayasu¹, Kou Ueda¹, Kazi Khalid Ibne Khalil¹, Kazuhiro Bandai¹, Hayato Ohwada², Niken Prasasti Martono³, Keisuke Koyama¹ (1. Laboratory of Theriogenology, School of Veterinary Science, Osaka Metropolitan University, 2. Niigata University of Health and Welfare, 3. Suwa University of Science)

10:35 AM - 10:45 AM JST(1:35 AM - 1:45 AM UTC)

[GA-10]Age-related alterations in macrophage phenotypes and fibrosis-associated remodeling in the bovine endometrium

○Denis Karani Wanjiru¹, Yvan Bienvenu Niyonzima¹, Hiroya Kadokawa¹ (1. Veterinary Science, Yamaguchi University)

10:45 AM - 10:55 AM JST(1:45 AM - 1:55 AM UTC)

[GA-11]The relationships between oxidative stress, luteal blood flow, and fertility post artificial insemination in Japanese Black cattle

○Ayana Yamada¹, Miki Hirooka², Kosuke Iga³, Hiromu Nakata¹, Saki Kanome¹, Toru Takahashi¹, Tomomi Kanazawa¹ (1. Department oftheriogenology,Iwate University, 2. Ueno Zoological Gardens, 3. Institute of Livestock and Grassland Science,NARO)

10:55 AM - 11:05 AM JST(1:55 AM - 2:05 AM UTC)

[GA-12]Effects of post-insemination CIDR treatment on maternal plasma PAG concentrations and evaluation of early pregnancy diagnosis using plasma PAG in dairy cows

○Hiromu Nakata¹, Yuto Takahashi², Saki Kanome¹, Ayana Yamada¹, Tomomi Kanazawa¹, Toru Takahashi¹ (1. Laboratory of Theriogenology, School of Veterinary Medicine, Iwate University, 2. Northern Donan Veterinary Clinic, Minami Seibu Center, Hokkaido Agricultural Mutual Aid Association)

11:05 AM - 11:15 AM JST(2:05 AM - 2:15 AM UTC)

[GA-13]Expression of Nerve Injury-induced Protein 1 in bovine corpus luteum

○Asuka Nakasato¹, Ryo Nishimura¹ (1. Department of Agriculture, Tottori University)

11:15 AM - 11:25 AM JST(2:15 AM - 2:25 AM UTC)

[GA-14]The effect of the osteopontin peptide, which regulates the endometrial function when infused into the vagina, on the vaginal cytokine gene expressions in cows.

○Takashi Tanida¹, Tomochika Sugiura², Yojiro Yanagawa¹, Seiji Katagiri¹ (1. Laboratory of Theriogenology, Faculty of Veterinary Medicine, Hokkaido university, 2. Laboratory of Theriogenology, Farm Animal Clinical Sciences, School of Veterinary Medicine, Rakuno Gakuen University)

11:25 AM - 11:35 AM JST(2:25 AM - 2:35 AM UTC)

[GA-15]Histological analysis of cross-sectional area of the left and right ovarian arteries in cattle

○Okamura Ayuri¹, Kenichiro Sakaguchi^2,3, Shouichiro Saito¹, Sawa Onouchi¹ (1. Laboratory of Veterinary Anatomy, Joint Department of Veterinary Medicine, Gifu University, 2. Laboratory of Veterinary Theriogenology, Joint Department of Veterinary Medicine, Gifu University, 3. Division of Comparative Biomedical and Medical Science, Center for One Medicine Innovative Translational Research, Gifu University)

11:35 AM - 11:45 AM JST(2:35 AM - 2:45 AM UTC)

[GA-16]Evaluation of semen quality in Japanese Black bulls by particle image velocimetry

○Sarasa Tamba¹, Tonau Nakai², Ryo Nishimura¹ (1. Department of Agriculture, Tottori University, 2. Department of Engineering, Tottori University)

11:45 AM - 11:55 AM JST(2:45 AM - 2:55 AM UTC)

[GA-17]Spatiotemporal Histological Analysis of the Testis in Immunocastrated Beef Calves

○Hayato Nishioka¹, Kotaro Miki^1,2, Naoyuki Fuke³, Takeshi Osawa^1,2, Go Kitahara^1,2 (1. Laboratory of Theriogenology, Department of Veterinary Sciences, Faculty of Agriculture, University of Miyazaki, 2. Graduate School of Medicine and Veterinary Medicine, University of Miyazaki, 3. Laboratory of Veterinary Pathology, Department of Veterinary Sciences, Faculty of Agriculture, University of Miyazaki)

11:55 AM - 12:05 PM JST(2:55 AM - 3:05 AM UTC)

[GA-18]Fatty acid-mediated regulation of sperm function via toll-like receptor 4

○Eri Nakashima¹, Chihiro Kanno², Yojiro Yanagawa¹, Takashi Tanida¹, Seiji Katagiri¹ (1. Hokkaido University, 2. Kitasato University)

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