Reactive Glia (image) Duke University Share Print E-Mail Caption The protein associated with Huntington's disease, Htt, is critical in early brain development. Brains of five-week-old mice whose Htt was deleted show signs of cellular stress -- reactive astrocytes (green) and microglia (white and red) and faulty connections -- in brain circuits that have already been linked to the disease. Credit Spencer McKinstry Usage Restrictions None 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.