Red Blood Cells with Normal Hemoglobin (IMAGE) Heidelberg University Hospital Caption In red blood cells with normal hemoglobin, the malaria parasite Plasmodium falciparum establishes a trafficking system (yellow). The parasite’s proteins – encased in transport envelopes – (turquoise) use this system to directly access the cell surface of the red blood cell. Credit Photo: courtesy of <i>Science</i>/AAAS. 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.