Mig6 Mutant Mammary Duct (IMAGE) Ludwig Institute for Cancer Research Caption Image depicts a cross section of a Mig6 mutant mammary duct showing the over proliferating epithelial cells. Credit Ludwig Institute of Cancer Research, Uppsala University, Sweden 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.