Pro-inflammatory modulators

Pro-inflammatory modulators are a diverse group of endogenous signaling molecules and proteins that initiate, amplify, and sustain the inflammatory response. This broad category includes cytokines (such as TNF-α, IL-1β, and IL-6), chemokines, lipid-derived mediators like prostaglandins, and enzymes such as cyclooxygenase-2 (COX-2) (Source: StatPearls). These molecules are primarily secreted by immune cells, including macrophages and T-lymphocytes, in response to tissue injury or pathogen-associated molecular patterns (Source: NIH). They function by binding to specific receptors on target cells, triggering intracellular signaling cascades like the NF-κB or JAK-STAT pathways to promote the expression of genes involved in host defense. While essential for acute immunity, the chronic dysregulation or overproduction of these modulators is a central driver of autoimmune and autoinflammatory diseases, including rheumatoid arthritis and Crohn's disease (Source: PubMed). Consequently, they are major therapeutic targets, with treatments ranging from monoclonal antibodies that neutralize specific cytokines to small molecules that inhibit their synthesis or downstream signaling.

Other names

Inflammatory mediatorsPro-inflammatory cytokinesPro-inflammatory factorsPro-inflammatory signaling molecules

Inhibition of cytokine signaling, competitive receptor antagonism, or enzymatic inhibition of inflammatory mediator synthesis.