New weapon fights drug-resistant tumors

Cancer drugs that recruit antibodies from the body's own immune system to help kill tumors have shown much promise in treating several types of cancer. However, after initial success, the tumors often return.A new study from MIT reveals a way to combat these recurrent tumors with a drug that makes them more vulnerable to the antibody treatment. This drug, known as cyclophosphamide, is already approved by the Food and Drug Administration (FDA) to treat some cancers.Antibody drugs work by marking ...