Lung Ecosystem (IMAGE) Michigan Medicine - University of Michigan Caption This model of the ecology of the lung microbiome shows the ways microbes come in and leave, and the progression from healthy lungs to diseased ones. Credit University of Michigan Usage Restrictions None 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.