ArticleAmerican journal of clinical and experimental immunology2025
Synergic effect of combined melatonin and tofacitinib on ameliorating dextran sulfate sodium-induced colitis in rat---role of JAKs/STAT, cell-stress signaling, and inflammatory-immune reaction.
Article in American journal of clinical and experimental immunology, 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.
- Study on the protective effects and molecular mechanisms of L-sodium lactate in mouse colitis.American journal of translational research · 2026Article
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8 authors.
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Abstract
backgroundThis study investigated whether the combined treatment of melatonin and tofacitinib offers enhanced protection against dextran sulfate sodium-induced acute colitis (AC) in rats. Using CCD-18Co fibroblasts and a rat colitis model, we assessed the anti-inflammatory, anti-apoptotic, and immunomodulatory effects of the combination therapy.
methodsCCD-18Co cells were grouped as A1 (CCD-18Co), A2 (CCD-18Co + lipopolysaccharide (LPS)), A3 (CCD-18Co + LPS + Melatonin), A4 (CCD-18Co + LPS + Tofacitinib), or A5 (CCD-18Co + LPS + melatonin + tofacitinib). Sprague-Dawley rats were categorized into groups 1 (normal control), 2 (AC), 3 (AC + melatonin), 4 (AC + tofacitinib), and 5 (AC + melatonin + tofacitinib), and the colons were harvested 14 days after AC induction. KEY
findingsCell viability at time points of 24, 48, and 72 h was the highest in A1, lowest in A2, and progressively increased from A3 to A5 (all P < 0.0001). The protein expression levels of inflammatory, DNA-damaged, and autophagic (ratio of LC3-BII to LC3-BI) biomarkers displayed identical patterns of apoptosis among the groups (all P < 0.0001). Additionally, the blood stool, colon leakage, and colon injury scores were the lowest in group 1, highest in group 2, and significantly progressively reduced from groups 3 to 5 (all P < 0.0001). The protein expression of the Janus kinase family-signal transducer and activator of transcriptions/cell-stress signaling, inflammation, oxidative stress, DNA-damaged, apoptotic biomarkers, and cellular expression of immune and inflammatory factors exhibited an identical pattern of colon injury scores among the groups.
conclusionsCombined melatonin-tofacitinib treatment effectively protected the colon against dextran sulfate sodium-induced damage, mainly through the suppression of Janus kinase family-signal transducer and activator of transcriptions/cell-stress signaling, inflammation, and oxidative stress.
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