Tarek Fahmy and Student (IMAGE) Yale University Caption Tarek Fahmy (right) explains nanoparticle formulation to his graduate student, Erin Steenblock Credit M.Marsland/Yale Usage Restrictions with credit given 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.