Scarred Tissue in an Older Mouse Ovary (IMAGE) Northwestern University Caption The colors in this image are fibrotic collagen fibers in an aging mouse ovary. Credit Francesca Duncan, Northwestern University Feinberg School of Medicine 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.