Lung Tissue (IMAGE) Children's Hospital Los Angeles Caption Normal lung (image A) compared to lung developed with low levels of VEGF (image B) demonstrating abnormal air spaces and lung tissue. Credit Photo courtesy of Grikscheit Lab, The Saban Research Institute of Children's Hospital Los Angeles 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.