Final answer:
Activation of dendritic cells with TLR4 or TLR5 results in the production of IL-12 that induces differentiation of CD4 T cells into TH1.
Step-by-step explanation:
Activation of dendritic cells with TLR4 or TLR5 results in the production of IL-12 that induces differentiation of CD4 T cells into TH1.