Figure 3From: Influence of oxygen on asexual blood cycle and susceptibility of Plasmodium falciparum to chloroquine: requirement of a standardized in vitro assayCell cycle evolution of asexual blood stages of Plasmodium falciparum. A: 3D7 clone. B: W2 clone. 1: 5% O2. 2: 21% O2.Back to article page