Lung endothelial cells (IMAGE) University of Illinois Chicago Caption Fluorescence microscopy image of the lung. Lung endothelial cells are shown in green fluorescence and other lung cells in red fluorescence. Credit Jalees Rehman Usage Restrictions none 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.