Daniel Slade, Virginia Tech (IMAGE) Virginia Tech Caption Daniel Slade, left, and Scott Verbridge, right, research how poor oral hygiene could cause the bacteria to migrate to other parts of the body where cancers exist. Credit Virginia Tech Usage Restrictions Credit Virginia Tech 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.