Scleroderma (image) Michigan State University Caption The picture on the left shows normal tissue cells. The picture on the right shows a marker for activated fibroblasts that are making collagen related to scleroderma. Credit Michigan State University photo Usage Restrictions None 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.