Peng Mao Holding a Vial of DNA (IMAGE) Washington State University Caption This is Peng Mao in his lab in the WSU School of Molecular Biosciences. Credit Rebecca E. Phillips 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.