Cerebellar Stem Cells (image) Sanford-Burnham Medical Research Institute Share Print E-Mail Caption Cerebellar stem cells engineered to express Myc and mutant p53 (shown here) give rise to aggressive tumors that resemble a particularly malignant form of human medulloblastoma, providing a new model that will help scientists develop more effective therapies for this disease. Credit Sanford-Burnham Medical Research Institute Usage Restrictions Free to use in conjunction with this story only. Contact firstname.lastname@example.org with questions. Share Print E-Mail 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.