Mitochondria Damage in Progressive MS (IMAGE) Advanced Science Research Center, GC/CUNY Caption The top portion of this graphic features Neurons (blue) with axons wrapped by normal myelin (yellow). The lower portion of this graphic illustrates neurons with pathological axons wrapped by damaged myelin (yellow and pink). The elongated mitochondria (purple) in the lower portion are dysfunctional and characterized by accumulation of toxic ceramides (green). Credit Jeremy Weichsel at Biovisioning Usage Restrictions For use only in conjunction with this study. 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.