ILSI system (IMAGE) Optica Caption The researchers showed that ILSI can be used to identify plaques that were most likely to rupture under physiological conditions. Pictured is the animal catheterization laboratory with the portable ILSI system on the cart (right). Credit Seemantini Nadkarni, Wellman Center for Photomedicine 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.