Alison Bauer, PhD (IMAGE) University of Colorado Anschutz Medical Campus Caption Alison Bauer, PhD, and colleagues show early lung changes after low molecular weight PAH exposure Credit University of Colorado Cancer Center 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.