Affiliation: | (1) Laboratory of Animal Reproduction, Faculty of Agriculture, Shizuoka University, 836 Ohya, Suruga-Ku, Shizuoka 422-8529, Japan;(2) Centre of Advanced Study in Zoology, Banaras Hindu University, Varanashi, 221-005, India;(3) Laboratory of Animal Reproduction, Graduate School of Agricultural Science, Tohoku University, Sendai 981-8555, Japan;(4) Laboratory of Veterinary Physiology, Faculty of Agriculture, Tokyo University of Agriculture and Technology, Tokyo 183-8509, Japan;(5) Laboratory of Veterinary Physiology, Faculty of Agriculture, Iwate University, Iwate 020-8550, Japan |