IL-10 blocker (IMAGE) Texas Biomedical Research Institute Caption Researchers compared what happens when they give a saline solution (left), generic antibody (middle) or IL-10 blocker (right) with the BCG vaccine to mice. Mice given the IL-10 blocker were able to control TB infection in the lungs far better than the others. The dark pink spots show areas with more bacteria. Credit Texas Biomed Usage Restrictions reuse allowed with credit and caption info 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.