Sonic Hedgehog Protein Causes DNA Damage (IMAGE) University of Montreal Caption Scientists at the IRCM and the University of Montreal discovered a mechanism that promotes the progression of medulloblastoma, the most common brain tumour found in children. The team, led by Frederic Charron, PhD, found that a protein known as Sonic Hedgehog induces DNA damage, which causes the cancer to develop. The original AI file for this image is available for use by the media. Credit Frederic Charron <i>et al.</i> 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.