Closeup of <i>C. albicans</i> (IMAGE) NASA/Johnson Space Center Caption Human monocytes engulf the pathogenic yeast Candida albicans in this image taken with a microscope. Scientists are studying the effect of microgravity on the response of the monocyte cells to the yeast in the Micro-8 investigation. Credit Sheila Nielsen Usage Restrictions For news coverage in connection with this news story. 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.