Myelin-like structures (IMAGE) University of Münster Caption Image, using an electron microscope, of a cross-section through axons surrounded by myelin-like structures. Credit University of Münster - Klämbt Lab Usage Restrictions The use of this image is only permitted in the context of this press release and with reference to the source. 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.