Illustration (IMAGE) Imperial College London Caption Transmission cycle of malaria parasites between human host and mosquito vector (upper) and map of gene activity of parasite cells at different stages of the cycle (bottom). Each colour represents a stage of the life cycle. Credit Real et al. Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.