ArticleArthritis research & therapy2025
Targeting neutrophil-driven inflammation in adult-onset still's disease: molecular insights from gene expression profiles.
Article in Arthritis research & therapy, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
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1 citing paper in PubMed.
- Pathogenic and genetic landscape of Still's disease across ages, with new insights into age-related IL-18 patterns.Arthritis research & therapy · 2026Review
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4 authors.
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Abstract
backgroundThe rarity and heterogeneity of adult-onset Still's disease (AOSD) pose significant challenges in understanding its precise pathogenic mechanisms, developing effective treatment options, and establishing therapeutic strategies. A comprehensive analysis of gene expression profiles could help to bridge the knowledge gaps in those areas.
methodsA blood transcriptomic dataset comprising 31 patients with AOSD and 22 healthy controls was fetched. Cellular and molecular features were identified by analyzing differentially expressed genes (DEGs) and functional enrichment. Optimal molecular targets for neutrophil activation were identified using kernel-based diffusion scoring techniques.
resultsBlood molecular signatures indicate that neutrophil degranulation is the most enriched pathological process in AOSD. Neutrophil degranulation correlated significantly with the expression of Fcγ receptors, IL-1 receptors, and chemokine receptors and their signaling activities. IL-1 inhibitors and IL-6 inhibitors did not exhibit a diffusion score favorable for directly deactivating neutrophil degranulation, but agents targeting CXCR1/CXCR2, C5AR1, neutrophil elastase, SRC, and SYK demonstrated significant diffusion scores for neutrophil degranulation. In particular, CXCR1, CXCR2, and C5AR1 were the DEGs predominantly expressed in neutrophils and closely associated with neutrophil degranulation in a context-specific functional analysis.
conclusionsNeutrophil activation is a key pathological module in AOSD. Therapeutic approaches aimed at neutrophils could offer a promising opportunity to regulate the inflammatory response in AOSD.
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