Fig. 3From: In vitro activity of 1H-phenalen-1-one derivatives against Leishmania spp. and evidence of programmed cell deathChanges in the mitochondrial membrane potential (ΔΨm) of L. donovani after 24 h of incubation with the IC90 of the phenalenones. Error bars represent the standard deviations (SD). Each data point indicates the mean of the results of three measurements. **P < 0.01, ***P < 0.001Back to article page