(HealthDay)—The C-509T allele in the promoter region of transforming growth factor β (TGFB1) is associated with radiation-induced breast fibrosis risk among patients with early-stage breast cancer, according to study published online July 19 in JAMA Oncology. Aaron J. Grossberg, M.D., Ph.D., from the University of Texas MD Anderson Cancer Center in Houston, and colleagues examined […]