From Dr. Jekyll to Mr. Hyde of cancer immunotherapy

(University of Bonn) Novel immunotherapies can strengthen the body's own defenses against cancer cells. Treatment of patients with advanced disease can promote partial and complete tumor regressions. However, such strategies also frequently fail. The underlying mechanisms are incompletely understood. An international research team led by the University Hospitals of Magdeburg and Bonn has now discovered a previously unrecognized braking mechanism that limits the efficacy of cancer immunotherapies...