Kubota H, Matsunobu T, Uotani K, Takebe H, Satoh A, Tanaka T, Taniguchi M
a Pharmaceutical Technology Laboratories, Meiji Seika Kaisha, Ltd ., 788 Kayama, Odawara-shi , Kanagawa 250 , Japan.
b Faculty of Science, Osaka City University , 3-3-138 Sugimoto, Sumiyoshi-ku , Osaka 558 , Japan .
Biosci Biotechnol Biochem. 1993 Jan;57(7):1212-3. doi: 10.1271/bbb.57.1212.