<I>T. cruzi</I> parasite (IMAGE) PLOS Caption T. cruzi (some marked by arrows) in the heart. Credit Nisha J. Garg, CC-BY 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.