(IMAGE) Université de Genève Caption Demyelinated spinal cord of mice suffering from autoimmune disease. Top, at room temperature, and bottom, exposed to cold. Myelin is coloured in blue. The purple staining within the white matter (parts towards the edge of the histological section) shows demyelinated lesions that are reduced in the bottom image. Credit © UNIGE - Laboratoires Trajkovski & Merkler /Cell Metabolism 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.