The Stem Cells That Weren't There (IMAGE) Children's Hospital of Philadelphia Caption In animal tissue, insulin-producing beta cells glow red and green with dyes that indicate mulitple rounds of cell division. Credit Children's Hospital of Philadelphia 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.