Malaria Sporozoites (IMAGE) Penn State Caption This is a micrograph of malaria sporozoites being released from a mosquito salivary gland. Credit Read Group, Penn State Usage Restrictions Non commercial use only 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.