David Nelson and Igor Barsukov (IMAGE) University of California - Riverside Caption Igor Barsukov (right) is seen here with coauthor David Nelson, an undergraduate student in Barsukov's lab at UC Riverside. Credit Barsukov lab, UC Riverside. 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.