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Home Q & A Board Biology-Related Homework Help Cell Biology
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barry barry
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10 years ago
T-cell activation requires antigen being displayed in the context of an APC and interaction between co-stimulatory molecules on the APC and the T cell.  In addition to these two signals, T-cell activity is often influenced by cytokines.  Which of the following is an example of how cytokines can influence T-cell activity in the presence of MHC presentation and co-stimulatory ligand interaction?

A.   CD28 causes memory NK cells to be produced.
B.   CD8 triggers apoptosis in T cells that recognize self-antigens.
C.   IL-2 triggers T-cell proliferation.
D.   Opsonins recruit eosinophils to present carbohydrate antibodies to naïve TC cells.
E.   TNF-a increases the production of IgM by activated T cells.
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padrepadre
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barry Author
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#2
10 years ago
Thanks.
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