Inhibitory effects of crude alpha-mangostin, a xanthone derivative, on two different categories of colon preneoplastic lesions induced by 1,2-dimethylhydrazine in the rat - Nabandith, V; Suzui, M; Morioka, T; Kaneshiro, T; Kinjo, T; Matsumoto, K; Akao, Y; Iinuma, M; Yoshimi, N (Asian Pac J Cancer Prev, 2004)