T-cells - T- cell activation

3 important questions on T-cells - T- cell activation

What is a costimulatory interaction for T cells?

The B7 protein on the dendritic cell interact with CD28 on naive T cell

What is the Effect of T cell activation in T helper cells?

The nuclear factor of activated T cells (NFAT) is activated-> cytokine production-> activation of other immune cells

What is the effect if a cytotoxic T cell?

Recognics and destroys cells that possess the antigen (malignancy or viral infection)

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