An agent that activates natural killer cells and is useful in renal cell carcinoma is: (A) Aldesleukin, (B) Etanercept, (C) Leflunomide, (D) Thalidomide
Answer is A. Ref-Katzung 10/e p816 Recombinant IL-2 is used for the treatment of maligant melanoma and renal cell carcinoma