Takuo Okuda

Two new flavonoids and other constituents in licorice root. Their relative astringency and radical scavenging effects.

Tsutomu Hatano, Harumi Kagawa, Taeko Yasuhara et al. · Chemical and Pharmaceutical Bulletin · 1988 · 1.5K citations · Full text

Life Sciences, Biochemistry, Medicinal Chemistry +15

Effects of the interaction of tannins with Co-existing substances. VI. Effects of tannins and related polyphenols on superoxide anion radical, and on 1,1-diphenyl-2-picrylhydrazyl radical.

Tsutomu Hatano, Rei Edamatsu, Midori Hiramatsu et al. · Chemical and Pharmaceutical Bulletin · 1989 · 773 citations · Full text

Life Sciences, Biochemistry, Carbohydrate Chemistry +15

Tannins of Constant Structure in Medicinal and Food Plants—Hydrolyzable Tannins and Polyphenols Related to Tannins

Takuo Okuda, Hideyuki Ito · Molecules · 2011 · 306 citations · Full text

Life Sciences, Biochemistry, Pharmacology +14

Antitumor promoting activity of (−)‐epigallocatechin gallate, the main constituent of “Tannin” in green tea

Shigeru Yoshizawa, Takahiko Horiuchi, Hirota Fujiki et al. · Phytotherapy Research · 1987 · 291 citations

Medicine, Oncology, Pharmacology +16

Studies on inhibition mechanism of autoxidation by tannins and flavonoids. V. Radical-scavenging effects of tannins and related polyphenols on 1,1-diphenyl-2-picrylhydrazyl radical.

Takashi Yoshida, Kazuko Mori, Tsutomu Hatano et al. · Chemical and Pharmaceutical Bulletin · 1989 · 245 citations · Full text

Life Sciences, Biochemistry, Bioisosterism +14