Identify the signals necessary for maturation and activation of a B cell by a T-dependent antigen.
A. Antigen is internalized and presented by a dendritic cell.
B. B-cell growth factors secreted by TH2 cells mature and activate the antigen-stimulated B cell.
C. Antigen binds to a B-cell receptor.
D. B cell secretes cytokines to activate a T helper cell.
Ans:
B. B-cell growth factors secreted by TH2 cells mature and activate the antigen-stimulated B cell.
C. Antigen binds to a B-cell receptor.
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