Three T Cells Surround a Cancer Cell (IMAGE) Columbia University Irving Medical Center Caption New drugs can help the immune system attack cancer, but the drugs' effectiveness depends on the patient's genetic makeup, a study from Columbia University Medical Center has found. Credit National Institutes of Health 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.