Molecular Characterization of the Cytidine Monophosphate-N-Acetylneuraminic Acid Hydroxylase (CMAH) Gene Associated with the Feline AB Blood Group System. oleh Toshinori Omi, Shota Nakazawa, Chihiro Udagawa, Naomi Tada, Kazuhiko Ochiai, Yong Hwa Chong, Yuiko Kato, Hiroko Mitsui, Azusa Gin, Hitomi Oda, Daigo Azakami, Kyoichi Tamura, Toshinori Sako, Takeshi Inagaki, Atsushi Sakamoto, Toshihiko Tsutsui, Makoto Bonkobara, Shuichi Tsuchida, Shigenori Ikemoto