Cancer Mutation Helping Heart Heal (IMAGE) Duke University Caption Two cross sections of engineered rat cardiac tissue showing the BRAF mutation at work. The BRAF-altered cell on the right has more newly synthesized DNA (green), showing the mutation is inducing cell division. Credit Nicholas Strash, Duke University Usage Restrictions None 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.