T. Uchida

Purification and some properties of soybean saponin hydrolase from Aspergillus oryzae KO-2.

S. Kudou, K. Okubo, I. Tsuizaki, 1991, Agricultural and biological chemistry.

Isolation and structural elucidation of the major genuine soybean saponin.

C. Tsukamoto, M. Shimoyamada, S. Kudou, 1992, Bioscience, biotechnology, and biochemistry.