Fig. 1From: Improvement of culture conditions for long-term in vitro culture of Plasmodium vivax Optimization of reticulocyte levels in culture (N = 9). In vitro invasion assay was performed by culturing enriched P. vivax schizonts with various percentages of reticulocytes enriched from cord blood (1, 4 and 8%). Ring stage parasitaemia was obtained at 18 h.Back to article page