Cancer’s favorite escape trick may actually make tumors vulnerable to a newly discovered immune-system attack. Credit: Shutterstock Scientists have uncovered an unexpected way the immune system can attack cancer, a finding that challenges a long-standing principle in immunology and could lead to new approaches for cancer treatment and bone marrow transplantation. The research was led by Dr. Pavan Reddy, director of the Dan L Duncan Comprehensive Cancer Center at Baylor College of Medicine (BCM),