Bacteria (IMAGE) University of California - San Diego Caption In bacterial vaginosis, bacteria (bottom) attack the surface of epithelial cells in the vagina (top). This phenomenon could help explain why bacterial vaginosis is associated with many poor health outcomes. Credit UC San Diego Health Sciences Usage Restrictions Use photo credit License Original 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.