Interleukin secreted by Th1 cells include?: (A) IL-2, (B) IL-4, (C) IL-10, (D) IL-13
Answer is A. Ans. (a) IL-2(Ref: Robbins 9th/198 )Cells of the TH1 subset secrete IL-2 for self activation & cytokine IFN-g, which is a potent macrophage activator.