Figure 2From: Fruits and barks extracts of Zanthozyllum heitzii a spice from Cameroon induce mitochondrial dependent apoptosis and Go/G1 phase arrest in human leukemia HL-60 cellsInhibitory effects and cytotoxicities of Z. heitzii extracts. HL-60 cells were treated with different concentrations of Z. heitzii for 48 h in triplicate. Cell viability was determined by MTT assay and indicated in percentage of cell viability of three independent assays.Back to article page