Breast Cancer Cells (IMAGE) University of California - San Diego Caption Triple-negative breast cancer cells are shown on the left. Without the RNA-binding protein YTHDF2 (right), fewer cancer cells survived. Credit UC San Diego Health Sciences Usage Restrictions Use photo credit 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.