Nicotine Study Authors (IMAGE) Scripps Research Institute Caption Olivier George, Ph.D., and Marsida Kallupi, Ph.D., led the study at Scripps Research. Credit Scripps Research 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.