Shining Stem Cells (1 of 2) (IMAGE) University of Copenhagen Caption Microscopy of the outer skin layer. Stem cells labeled with pink proteins renews specific areas of skin. Credit Mahalia Page Usage Restrictions Please credit Mahalia Page. 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.