Yoichi Yamada

Depigmentation and inhibition of cell growth of B-16 melanoma cells by compounds isolated from Paeonia suffruticosa callus

Y. Shoyama, H. Matsunaka, I. Nishioka, 1990, Plant Cell Reports.

Clonal micropropagation of Gentiana scabra bunge var. buergeri Maxim. and examination of the homogeneity concerning the gentiopicroside content.

Y. Shoyama, H. Kohda, A. Namera, 1991 .

RELATIONSHIP BETWEEN THE CONTENT OF ACONITINE-TYPE ALKALOIDS AND GROWTH ENVIRONMENTS IN CLONALLY PROPAGATED ACONITUM CARMICHAELII DEBX

Y. Shoyama, I. Nishioka, Yoichi Yamada, 1993 .

Characteristics of Clonally Propagated Aconitum charmichaeli DEBX. by Tissue Culture

Y. Shoyama, I. Nishioka, Yoichi Yamada, 1991 .