Infected Lung Tissue (IMAGE) University of Virginia Health System Caption Lung tissue was infected by pneumonia bacteria. Credit Alexandra Bettina | UVA School of Medicine Usage Restrictions May be used by reporters and webmasters to accompany news coverage of the pneumonia discovery. All other uses require express permission of UVA Health System. 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.