Anti-inflammatory cytokine signaling Overview
Anti-inflammatory cytokine signaling is a fundamental biological process that regulates the immune system's ability to terminate inflammatory responses and maintain tissue homeostasis (Reactome R-HSA-6783783). This signaling network is primarily mediated by cytokines such as Interleukin-10 (IL-10), Interleukin-4 (IL-4), Interleukin-13 (IL-13), and Transforming Growth Factor-beta (TGF-beta), which bind to specific cell-surface receptors to trigger intracellular cascades (Iyer and Cheng, 2012). These pathways, notably the JAK-STAT and SMAD signaling routes, lead to the transcriptional activation of genes that inhibit the production of pro-inflammatory mediators like TNF-alpha and IL-6 (Opal and DePalo, 2000). In clinical contexts, deficiencies in these signaling pathways are associated with chronic inflammatory and autoimmune diseases, such as rheumatoid arthritis and inflammatory bowel disease (Schett, 2011). Conversely, overactive anti-inflammatory signaling can be exploited by tumors to evade immune detection (Batlle and Massagué, 2019). Therapeutic strategies involve the use of recombinant cytokines to bolster anti-inflammatory effects or antagonists to block these pathways in conditions like cancer or allergic diseases (StatPearls; FDA).
Mechanism of Action
Activation of anti-inflammatory gene expression and suppression of pro-inflammatory cytokine production through the JAK-STAT and SMAD signaling pathways (Iyer and Cheng, 2012; Batlle and Massagué, 2019).
Biological Functions
Disease Associations
Safety Considerations
- Increased risk of opportunistic infections
- Immunosuppression
- Potential for tumor growth promotion
- Tissue fibrosis
- Neutropenia
Interacting Drugs
Associated Biomarkers
| Biomarker |
|---|
| Interleukin-10 (IL-10) |
| Transforming growth factor-beta (TGF-beta) |
| Phosphorylated STAT3 |
| Phosphorylated SMAD2/3 |
| C-reactive protein (CRP) |
Gosset