Metaplastic (IMAGE) Michigan Medicine - University of Michigan Caption Mammary tumors caused by deleting CCN6 look like metaplastic carcinoma. Credit University of Michigan Health System Usage Restrictions for use in stories about this research 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.