Michelle Theus, Virginia Tech (IMAGE) Virginia Tech Caption Michelle Theus, an assistant professor of molecular and cellular neurobiology at Virginia Tech, is investigating how the brain develops "collateral" blood vessels which re-route blood flow after a vessel becomes blocked. Credit Virginia Tech Usage Restrictions None 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.