参考文献

Yoshizawa, Hidenori; Itani, Hikaru; Ishikura, Koji; Irie, Tadashi; Yokoo, Katsuki; Kubota, Tadatoshi; Minami, Kyoji; Iwaki, Tsutomu; Miwa, Hideaki; Nishitani, Yasuhiro Journal of Antibiotics, 2002 , vol. 55, # 11 p. 975 - 992