A Key Protein Is Discovered To Be Essential for Malaria Parasite Transmission to Mosquitos (1 of 2) (image) Penn State Share Print E-Mail Caption In blue are Plasmodium falciparum malaria parasites in the sexual, gametocyte stage of development. In red are uninfected red blood cells. Credit Manuel Llinas lab, Penn State University Usage Restrictions The image credit must be published along with the image. Share Print E-Mail 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.