1. Antitumor promoting activity of (-)-epigallocatechin gallate, the main constituent of “tannin” in green tea;Yoshizawa;Phytother. Res.,1987
2. Morphogenesis of duodenal adenocarcinomas induced by N-ethyl-N'-nitro-N-nitrosoguanidine in mice and rats;Matsuyama;Gann Monogr. Cancer Res.,1975
3. Inhibitory effect of tannins on direct-acting mutagens;Okuda;Chem, Pharm. Bull.,1984
4. Exceptional activity of tannic acid among naturally occurring plant phenols in protecting against 7, 12 -dimethylbenz[a]anthracene-, benzo[a]-pyrene-, 3-methylcholanthrene-, and N-methyl-N-nitrosourea induced skin tumorigenesis in mice;Mukhtar;Cancer Res.,1988