Confocal Microscopy Image (IMAGE) Brigham and Women's Hospital Caption This confocal microscopy image depicts drug-tolerant cancer cells. By hitting breast cancer cells with a targeted therapeutic immediately after chemotherapy, researchers were able to target cancer cells during a transitional stage when they were most vulnerable. Credit Image courtesy of Aaron Goldman. Usage Restrictions Please credit Brigham and Women’s Hospital/Aaron Goldman 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.