Fig. 3From: Pterocellin A isolated from marine bryozoan Pterocella vesiculosa is cytotoxic to human HeLa cells via mitochondrial apoptotic processesPterocellin A toxicity against HeLa cells at 24 h treatment, MTT and LDH assays. Bar graph showing the mean ± S.E.M, *p < 0.05, N (MTT) = 12; N (LDH) = 6Back to article page