Extraction Process, Component Analysis, and In Vitro Antioxidant, Antibacterial, and Anti-Inflammatory Activities of Total Flavonoid Extracts from Abutilon theophrasti Medic. Leaves

Figure 3

Effect of TFE on the viability of RAW 264.7 cells. Cells were cultured with TFE (50, 100, and 200 μg/ml) in the absence or presence of 1 μg/ml LPS for 18 h; then, cell viability was measured by MTT assay. Data are presented as means ± SD of three independent experiments.