MMRd tumors in mouse lungs (IMAGE) Cold Spring Harbor Laboratory Caption Peter Westcott studied MMRd tumors at the Massachusetts Institute of Technology along with MIT Professor David Jacks and Isidro Cortés-Ciriano, now a research group leader at the European Bioinformatics Institute. Above: MMRd lung cancer in a mouse 16 weeks after tumor initiation. Credit Peter Westcott/Cold Spring Harbor Laboratory Usage Restrictions Attribution required License Original 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.