Zenzaburo Kumazawa

Quantitative structure-activity relationship of cytokinin-active adenine and urea derivatives

Hajime Iwamura, Toshio Fujita, Shiro Koyama et al. · Phytochemistry · 1980 · 49 citations

Pharmacy, Biochemistry, Structure-activity Relationships +8

Synthesis and anticytokinin activity of 4-substituted-7-(β-d-ribofuranosyl)-pyrrolo[2,3-d]pyrimidines

Hajime Iwamura, Tetsuo Ito, Zenzaburo Kumazawa et al. · Phytochemistry · 1975 · 22 citations

Pharmacy, Medicinal Chemistry, Pharmacology +7

Accumulation of highly toxic ericaceous diterpenoids by the geometrid moth, Arichanna gaschkevitchii.

Ritsuo Nishida, Hiroshi Fukami, Ryozo Iriye et al. · Agricultural and Biological Chemistry · 1990 · 11 citations · Full text

Life Sciences, Entomology, Toxicology +9

Studies on the Active Principles of Leucothoe grayana MAX

Junkichi Iwasa, Zenzaburo Kumazawa, Minoru Nakajima · Agricultural and Biological Chemistry · 1961 · 11 citations · Full text

Pharmacy, Chemistry, Medicinal Chemistry +12

Synthesis, crystal structure and cytokinin activities of β-substituted 6-styrylpurines

Shiro Nishikawa, F. Yamashita, Naoki Kashimura et al. · Phytochemistry · 1994 · 10 citations

Pharmacy, Biochemistry, Chemistry +12