Inventors and Entreprenurs (IMAGE) Brown University Caption Jeff Morgan, a Brown University biomedical engineer, with graduate students Anthony Napolitano, left, and Dylan Dean, right, with the 3-D petri dish they developed in their lab. The team is trying to bring their invention to the marketplace. Credit John Abromowski/Brown University Usage Restrictions Must use photo credit information. 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.