Effects of GPM on the expression levels of caspase-3, caspase-9, AIF, Cyt c and β-actin. Cells were treated with 0.003 mg/ml 5-Fu, 0.06 mg/ml GPML or 0.08 mg/ml GPMH. GPM, gecko peptides mixture; 5-Fu, fluorouracil; AIF, apoptosis-inducing factor; Cyt c, cytochrome c.