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Toxicity (%) and cell viability (%) of HCT-116, MCF-7, and HepG2 cell lines treated with acidified ethanol extract for (A) pomegranate peels (Punica granatum L.), (B) chili pepper fruit (Capsicum annuum L.), and (C) Bougainvillea (Bougainvillea spectabilis L.) flowers at opposed concentrations. The subfigures (a, b and c) represent the linear relationship between cell viability (%) and cell toxicity% under the influence of the tested substances for the three extracts, respectively.
