Cells that produce TNFa
Major source activated M1 macrophages
proinflammatory cytokines
TNF-a
IL-1a
IL-1B
IL-6
Chemokines (chemotactic cytokines)
anti-inflammatory cytokines
IL-4
IL-10
IL-13
What is TNF-alpha
membrane bound surface protein cleaved by metalloproteases that is released in soluble form and a pro inflammatory cytokine
What about TNF- A in humans
Commercially available anti-TNF monoclonal antibodies and recombinant TNF soluble receptors have proven efficacious in human patients with Crohn’s disease and rheumatoid arthritis
What are the effects of inhibiting TNF-a
Recrudescense of pulmonary mycobacterial infections and infectious complications after ortho surgery