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Practice question

Question

TLR4 primarily recognizes

Options

Choose one · Correct answer highlighted

Explanation

Toll-like receptor 4, in complex with MD-2, is the primary sensor for bacterial lipopolysaccharide. Ligand binding triggers both MyD88-dependent and TRIF-dependent signaling pathways that culminate in NF-κB activation and type-I interferon production. The resulting inflammatory response is essential for host defense yet can also drive septic shock when excessive. Careful