Wound repair (IMAGE) Rockefeller University Caption A variety of cells (white) proliferate at the ragged edge of a five-day-old wound, including epidermal stem cells (basal layer of epithelium in green), which secrete IL24. Credit Laboratory of Elaine Fuchs Usage Restrictions Image may be used to to illustrate the research described in the accompanying release. License Original 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.