tumor

(Newser) - Doctors have long known that breast cancer is more deadly in black women; new research suggests why: They are more likely to suffer from treatment-resistant tumors, a major study at the University of Michigan concludes. Analysis of data from nearly 100,000 women with later-stage breast cancer shows that black...

(Newser) - An impressive clinical trial has produced what could be the first effective drug treatment for liver cancer, the New York Times reports. Nexavar, which blocks both the blood supply to the tumor and proteins that spur tumor growth, extended the lives of patients in the trial by almost three months,...