Lung Spheroid Cell (IMAGE) University of North Carolina Health Care Caption These lung spheroid cells showed powerful regenerative properties when applied to a mouse model of lung fibrosis. Credit NC State / UNC Usage Restrictions credit properly 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.