Liping Lu, MD, PhD (IMAGE) American Society for Nutrition Caption Liping Lu, MD, PhD, who conducted the research as a postdoctoral research scientist at Columbia University and is now an assistant professor at Ball State University Credit Liping Lu Usage Restrictions Credit must be given to the creator. Only noncommercial uses of the work are permitted. Adaptations must be shared under the same terms. License CC BY-NC-SA 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.