Mucor Sexual Spore (IMAGE) Duke University Medical Center Caption This colored photograph is of a sexual spore (also known as a zygospore) of the human pathogenic zygomycete, Mucor circinelloides. Credit Valerie Knowlton, NC State University; Joseph Heitman and Soo Chan Lee, Duke University Medical Center 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.