3 rezultatima
Activity-guided fractionation of hexanes- and CHCl 3-soluble extracts of Amomum aculeatum leaves, collected in Indonesia, led to the isolation of three new dioxadispiroketal-type ( 3- 5) and two new oxaspiroketal-type ( 6 and 7) derivatives. Nine semisynthetic derivatives ( 1a- 1h and 2a) of the
Natural plants are considered as a huge treasure for anticancer. Amomum tsaoko, a plant of Zingiberaceae, is used widely as a food and traditional medicine in East Asia. In previous studies, Amomum tsaoko has antitumor effect on liver cancer cells, but the mechanism is not clear. Here,
BACKGROUND
Six plants from Thailand were evaluated for their cytotoxicity and apoptosis induction in human hepatocarcinoma (HepG2) as compared to normal African green monkey kidney epithelial cell lines.
METHODS
Ethanol-water crude extracts of the six plants were tested with neutral red assay for