Tony Parenti, Michigan State University (IMAGE) Michigan State University Caption Tony Parenti led a team of MSU scientists in discovering a new kind of stem cell, one that could lead to advances in regenerative medicine as well as offer new ways to study birth defects and other reproductive problems. Credit Photo by G.L. Kohuth 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.