Ayse Rezzan Kose, Yale University (IMAGE) Yale University Caption Ayse Rezzan Kose (pictured) and Hur Koser of Yale University developed a new method for identifying and sorting diseased cells in blood samples using the magnetic nanoparticles in ferrofluids. Credit Hur Koser/Yale University Usage Restrictions Image may be used with appropriate 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.