Parker Laimbeer and Richard Veilleux, Virginia Tech (image) Virginia Tech Share Print E-Mail Caption Parker Laimbeer (left) and Richard Veilleux examine specimens in their greenhouse. Laimbeer, an expert in endoreduplication, is working to alter genes in order to control the size of potatoes and to potentially increase yields. Credit Virginia Tech Usage Restrictions None Share Print E-Mail 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.