Breast Cancer Model 184AA3 (IMAGE) DOE/Lawrence Berkeley National Laboratory Caption This is a photograph of 184AA3, a xenograft model of ER+ breast adenocarcinoma, is the first clinically-relevant mouse model to generate tumors that bear a striking resemblance to the class of tumors found in the vast majority of women with breast cancer. Credit Curt Hines and Irene Kuhn, Berkeley Lab 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.