A team at Roswell Park Comprehensive Cancer Center has uncovered a link between survival and the number of tumor-infiltrating lymphocytes (TILs) in the tumors of breast cancer patients. Kazuaki Takabe, MD, PhD, FACS, Clinical Chief of Breast Surgery, Breast Program Leader and Breast Disease Site Leader at Roswell Park, served as principal investigator of the new study published in Annals of Surgery. Rongrong Wu, MD, and Masanori Oshi, MD, of the Department of Surgical Oncology at Roswell Park were first authors of the study, which was completed in collaboration with colleagues in Japan.