2016 - 2019 The attempt to improve the developmental competence of oocytes using in vitro growth model of bovine follicles and the application for the production of wildlife oocytes
2013 - 2016 In vitro growth culture of bovine follicles for developing model of dominant follicle and for application to in vitro production of wildlife oocytes
2009 - 2011 Investigation of oocyte maturation and fertilizati in high-producing and sub-fertile dairy cows
2009 - 2010 Elucidation of follicle selection system using bovine follicle culture and application for follicle and oocyte culture of wildlife
2001 - 2003 Investigation of bovine ovarian follicular dynamics and development of in-vitro follicle culture system
2000 - 2001 ウシ初期胞状卵胞由来卵子を用いた卵子選抜機構に関する研究
1998 - 2000 Studies on bovine nuclear transfer(cloning)and related technologies
1997 - 哺乳動物卵子の体外成熟・受精・発育と形態
1997 - In vitro maturation, fertilization and subsequent development of mammalian oocytes
Show all
Papers (120)：
Mohammed A Abdel-Ghani, Ibrahim M Ghoneim, Masashi Nagano, Hussain Qasem M AlMomen. Impact of papain on the treatment of raw diluted dromedary semen. Reproduction in domestic animals = Zuchthygiene. 2024. 59. 6. e14637
Relationship between endometritis and ovarian dysfunction induced by bacterial infection in the peripartum period in cows. Naoki Yamamoto, Masashi Nagano, Yasuhisa Yamashita. 2024. 13. 2. 35-42
Takashi Tanida, Takayoshi Tagami, Hiroko Sato, Hay Mar Kyaw, Takeshi Fujikawa, Masashi Nagano, Kenji Momozawa, Yojiro Yanagawa, Seiji Katagiri. Effects of recombinant osteopontin expressed in Escherichia coli on the recovery of the endometrial epidermal growth factor profile and fertility in repeat breeder dairy cows. Theriogenology. 2024. 217. 159-168
山崎野枝, 山崎徹, 大崎明生, 黒岩章吾, 桃沢健二, 永野昌志. Effect of intramuscular administration of 17α-hydroxyprogesterone caproate combined with progesterone at 4 days after estrus in cows on conception rates of timed artificial insemination and embryo transfer. 家畜診療. 2023. 70. 10. 585-591
Kenji Momozawa, Kanako Todoroki, Masashi Nagano. A recently developed minimum volume, absorbent, vitrification device, the Kitasato Vitrification System gives excellent outcomes for in vitro produced bovine blastocysts. Cryobiology. 2023. 113. 104568
2018/10 - Asian Society of Conservation Medicine The Excellent Oral Presentation Monitoring of follicular dynamics using ultrasonography and ovulation induction by GnRH in captive brown bear (Ursus arctos)
2018/09 - The Society for Reproduction and Development SRD Outstanding Research Award Studies on the acquisition of developmental competence and in vitro growth culture of bovine oocytes
2014/06 - Korean Society of Embryo Transfer 2014 Symposium of the Korean Society of Embryo Transfer, Best Oral Presentation Award The sperm penetration rate and embryo development kinetics of embryos fertilized with sex-sorted sperm in bovine
東北畜産学会
, 動物生殖工学研究会
, 日本畜産学会
, International Embryo Transfer Society
, 日本人工授精師協会
, THE JAPANESE SOCIETY OF FARM ANIMAL VETERINARY MEDICINE
, JAPAN SOCIETY FOR REPRODUCTIVE MEDICINE
, 日本獣医師会
, 日本獣医学会
, 日本繁殖生物学会
, 北海道牛受精卵移植研究会
