1. Y. Kato, Y. Sotomaru, Y. Tsunoda, Laboratory of Animal Reproduction, College of Agriculture and Research Institute for Animal Developmental Biotechnology, Kinki University, 3327-204, Nakamachi, Nara, 631-8505, Japan. T. Tani, Laboratory of Animal Reproduction, College of Agriculture, Kinki University, 3327-204, Nakamachi, Nara, 631-8505, Japan. K. Kurokawa and J. Kato, Division of Molecular Oncology, Nara Institute of Science and Technology, 8916-5, Takayama, Ikoma, Nara, 630-0101, Japan. H. Doguchi...