Mixed ductal-lobular breast cancer (IMAGE) University of Pittsburgh Caption Biopsy from a patient with collision type mixed ductal-lobular breast cancer, showing ductal cancer cells in blue and lobular cells in red. Credit Shah et al. 2024, PNAS, doi: 10.1073/pnas.2322068121 Usage Restrictions For use with press release License Original 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.