Collagen and cancer (IMAGE) Oregon State University Caption In this microscopic image provided by OSU biophysicist Bo Sun, the green areas are collagen fibers, and the white-to-purple is a time lapse of breast cancer cells whose change between states correlates with fiber alignment. Credit Bo Sun, OSU 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.