Yoshikazu NAGAO




Yoshikazu NAGAO


Experimental Farm
(Laboratory of Animal Production and Reproduction)
Associate Professor

Birth Date

December 27, 1960

The last school education
Graduate School of Veterinary Medicine (master's course), Obihiro University of Agriculture and Veterinary Medicine

Snow Brand Milk Products Co.,Ltd/ Embryo Transplantation Laboratory

Highest Degree

Doctor of Veterinary Medicine

Animal Reproduction and Biotechnology

Areas of interest
Studies on production of transgenic / clone cattle


Establishment of a Simple Method for Measurement of Chronic Blood Flow in Ut erine Artery of Pregnant Cows. Nishida T., Ando S., Islam Md. R., Nagao Y. a nd Ishida M. J Dairy Sci.(2000).

Nuclear Transfer in Cattle : Effect of linoleic acid-albumin on freezing sen sitivity of enucleated oocytes. Hochi S., Kato M., Ito K., Hirabayashi M., U eda M., Sekimoto A., Nagao Y., Kimura K. and Hanada A. J. Vet. Med. Sci. 62: 1111-1113 (2000).

Production of bovine transgenic conceptus; Possible selection of transgenic embryos by polymerase chain reaction. Hoshi M., Saeki K., Nagao Y., Hashimot o S., Seike N. and Nagai M. J. Reprod. Dev. 45:387-395 (1999).

Effects of time interval between biopsy and vitrification on survival of in vitro-produced bovine blastocysts. Ito K., Sekimoto A., Hirabayashi M., Ueda M. and Nagao Y. J. Reprod. Dev. 45:351-355 (1999).

Effects of timing of oocytes cryopreservation on in vitro development of nuc lear-trasferred bovine zygotes. Ito K., Hirabayashi M., Ueda M., Nagao Y., K imura K., Hanada A. and Hochi S. Mol. Reprod. Dev. 54: 81-85 (1999).

Decrease of obese gene expression in bovine adipose tissue by Fasting. Tsuc hiya  T., Nagao  Y., Ozawa A., Matsumoto M., Sugahara K., Kubo T. and Kato H. Biosci. Biotechnol. Biochem. 62:2068-2069 (1998).

Effects of water quality on in vitro fertilization and development of bovine oocytes in protein-free medium. Nagao Y., Saeki K., Hoshi M., Takahashi Y. a nd Kanagawa H. Theriogenology 44:433-444 (1995).

Effects of oxygen concentration and oviductal epithelial tissue on the devel opment of in vitro matured and fertilized bovine oocytes cultured in protein -free medium. Nagao Y., Saeki K., Hoshi M. and Kainuma H. Theriogenology 41: 681-687 (1994).

Vitrification of bovine embryos in a mixture of ethylene glycol and dimethyl sulfoxide. Ishimori H., Saeki K., Inai M., Nagao Y., Itasaka J., Miki Y., Se ike N. and Kainuma H. Theriogenology 40:427-433 (1993).

Science of Livestock Production
Biology (General Biology)
Molecular Life Science II
Practices in Livestock Production






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