(IMAGE) Max-Planck-Gesellschaft Caption Tracking the "Black Death": Chakkumkal Anish, Group Leader at the Max Planck Institute of Colloids and Interfaces, inspects a carrier which can detect the pest pathogen Yersinia pestis. In the background Annette Wahlbrink who was involved in the development of the test. Credit David Ausserhofer for the MPI of Colloids and Interfaces 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.