5. Inhibits both the THI and TH2 response in T-cells. A. IL-4 B. IFN 9 C. TGF-B

Question

5. Inhibits both the THI and TH2 response in T-cells. A. IL-4 B. IFN 9 C. TGF-B D. IL-10 6. Of the following cytokines, which is not a member of the TH2 subset? A. IL-4 B. IL-2 C. IL-5 D. IL-10 7. Which membrane molecule below acts as a receptor for the co-stimulatory B7 the surface of antigen presenting cells? A. CD8 B. CD40 C. CD4 D. CD28 receptors on 8. Which of the following is not considered an inflammatory cytokine? A. IL-1 B. IL-6 C. TNF-a D. IFN-a 9. The ability of at least 5 cytokines to induce the production of acute phase proteins from hepatocytes (redundancy) is because they all exert their action via a common A. receptor B. transcription factor C. activated macrophage D. shared protein motitf 10. Which of the following molecules would double-negative T cells fail to express? A. CD3 B. CD4 C. MHC class I D. TAP E. All of the above

Explanation / Answer

Ans 5. C. TGF beta inhibits both th1 and th2 response.

Ans6. D. IL10 is not a member of Th2 subset.

Ans7. D. CD 28 binds to b7 costimulatory receptors.

Ans8. D. IFN Alfa is anti inflammatory cytokine.

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