Stephanie DeMarco and Kent Hill (IMAGE) University of California - Los Angeles Caption Stephanie DeMarco, a UCLA graduate student in molecular biology, and Kent Hill, UCLA professor of microbiology, immunology and molecular genetics Credit Reed Hutchinson/UCLA 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.