Lung transplant surgeons performing operation (IMAGE) Washington University in St. Louis Caption Daniel Kreisel, MD, PhD, (right) surgical director of lung transplantation at Washington University School of Medicine in St. Louis and Barnes-Jewish Hospital, is a principal investigator in a clinical trial funded with a $22 million grant from the National Institutes of Health (NIH). The trial aims to reduce lung transplant rejection. Kreisel is shown operating on a lung transplant patient with Varun Puri, MD, a professor of surgery and the associate surgical director of the lung transplant program. Credit Washington University School of Medicine in St. Louis Usage Restrictions include credit if using 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.