Sleep May Flush out the Brain (image) NIH/National Institute of Neurological Disorders and Stroke Share Print E-Mail Caption Scientists watched dye flow through the brain of a sleeping mouse. Credit Courtesy of Nedergaard Lab, University of Rochester Medical Center. Usage Restrictions Please use for educational purposes 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.