Figure 1From: Antioxidant activity and ultrastructural changes in gastric cancer cell lines induced by Northeastern Thai edible folk plant extracts Dose response studies of the plant extracts on two gastric cancer cell lines: (A) Kato-III and (B) NUGC-4. The cells were treated with various concentrations (0, 1.25, 2.5, 5, 10 and 20 μg/mL) of S. gratum, J. gangetica and L. flava for 72 h. The antiproliferative effect was measured by MTT assay. Results were expressed as the means ±SD from three independent experiments.Back to article page