Antioxidant Capacity, Cytotoxicity, and Acute Oral Toxicity of Gynura bicolor

Figure 1

Cell death evaluation by AO/EB staining and annexin-V/PI flow cytometry. (a) HCT 116 cells stained with AO/EB; white arrows indicate live cells, green arrows indicate apoptotic cells, and red arrows indicate necrotic cells. Magnification is 200x. (b) HCT 116 cells stained with FITC annexin-V/PI. Experiments were repeated twice with similar outcome.