Watching the Brain's Lining Get Repaired in Mice (image) NIH/National Institute of Neurological Disorders and Stroke Share Print E-Mail Caption One day after injury (left), vessels in the meninges are extensively damaged and blood-derived materials leak out into the surrounding tissue (indicated by the white stain). Within 7 days, blood vessels are rebuilt (area inside dotted line) and fully functional. Credit Image courtesy of Dorian McGavern, Ph.D., National Institute of Neurological Disorders and Stroke. Usage Restrictions For educational use only. 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.