White Matter Disease (IMAGE) University of Southern California Caption Diffusion MRI maps show disrupted white matter connectivity and loss of white matter fiber tracts in 1 year-old pericyte-deficient mice. Credit Keck School of Medicine of USC/Berislav Zlokovic Lab Usage Restrictions Please use photo credit as is. 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.