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Indicate whether each of the properties listed in the following questions is exh

ID: 258666 • Letter: I

Question

Indicate whether each of the properties listed in the following questions is exhibited by A. T-helper cells B. CTLs C. A&B D. neither

Can make IFN-gamma

Can make IL-12

Is Class-I restricted

Express CD8

Is required for B-cell activation

Is cytotoxic for target cells

Is the main proliferating cell in a mixed lymphocyte reaction.

Is class II restricted.

Expresses CD4

Expresses CD3

Adheres to targets by LFA-1

Can express the IL-2 receptor

Responds to soluble antigens alone

Expresses the CD40 ligand on its surface.

Explanation / Answer

Can make IFN-gamma : A Can make IL-12 : A Is Class-I restricted : B Express CD8 : B Is required for B-cell activation : A Is cytotoxic for target cells : Is the main proliferating cell in a mixed lymphocyte reaction. : Is class II restricted. : Expresses CD4 : A Expresses CD3 : A Adheres to targets by LFA-1 : Can express the IL-2 receptor : C Responds to soluble antigens alone : Expresses the CD40 ligand on its surface. : A