Effect of Vaping on Lung Fibrosis (IMAGE) Experimental Biology Caption The study suggests a pathway through which e-cigarette vapor causes lung fibroblasts to activate and live longer than they should, leading to scarring in the lungs. Credit Richard Nho, University of Minnesota 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.