Delivery Route Matters for TB Vaccination (IMAGE) University of Pittsburgh Caption 3D PET CT scans of monkey lungs showing inflammation (red and yellow) from TB infection. The top row were vaccinated the usual way with a shot into the skin The bottom row received the vaccine intravenously. Credit JoAnne Flynn, Ph.D., Alexander White, Pauline Maiello, and Mario Roederer, Ph.D. Usage Restrictions Release is embargoed until 1 p.m., Wed., Jan. 1 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.