Fig. 2From: Anti-Trypanosoma cruzi activity of Coptis rhizome extract and its constituentsCytotoxicity screen of 120 kinds of extracts (20 μg/ml) and 94 kinds of compounds (20 μM) isolated from medicinal herbs with alamarBlue reagent. Data are presented as percent reduction in intensity, indicating cell viability. Experiments were done in triplicatesBack to article page