True about cytokines are all except:: (A) It is polypeptide, (B) Have autocrine and paracrine effects, (C) Involve in leukocytic movements, (D) It takes pa in intrinsic enzymatic reaction
Answer is D. D i.e It takes pa in intrinsic enzymatic reaction They are polypeptideQ in nature.Induced their effect in three ways: Autocrine, paracrine & endocrine effects.Q Mediates natural immunity Affects leucocytic movementQRegulate lymphocytic growth activation & differentiation.Activate inflammatory cells & stimulate hematopoesis.