research Suppression of Cutibacterium Acnes-Mediated Inflammatory Reactions by Fibroblast Growth Factor 21 in Skin
The study investigates the role of Fibroblast Growth Factor 21 (FGF21) in suppressing inflammatory reactions induced by Cutibacterium acnes (C. acnes) in skin. Using both mouse models (n = 5-6 mice/group) and cultured keratinocytes, the researchers found that FGF21 significantly reduces the expression of pro-inflammatory cytokines (IL-1β, IL-6, IL-8, and TNF-α) and inhibits the NF-κB/MAPK signaling pathways. FGF21 also decreases TLR2 activity, which is crucial in the inflammatory response to C. acnes. These findings suggest that FGF21 has potential therapeutic value in treating C. acnes-induced skin inflammation.