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Andrographolide (Andro) inhibits viability and proliferation of MCF-7 cells. (A) Dose-dependent effect of andrographolide (Andro) on MCF-7 cell viability at 48 h (IC50 = 70 μM). (B) Treatment duration effect of Andro (70 μM) on MCF-7 viability. (C) Colony formation assay. (D) Colony counts. Quantitative data are expressed as the mean ± SD (n = 3). Significant effect: ***P < 0.001.
