AF6 orchestrates macrophage polarization via JAK2-STAT3 signaling and supports intestinal regeneration by stimulating stem cell proliferation
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By
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Tao Jian
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Xiaoxia Dong
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Jingwen Kong
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Xinyu Wang
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Meiyan Qi
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Lixing Zhan
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Lilei Zhuang
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June 19, 2026
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Clinical Scorecard: AF6 regulates macrophage polarization through JAK2-STAT3 pathway and enhances intestinal regeneration by promoting stem cell proliferation
At a Glance
| Category | Detail |
|---|
| Condition | Colitis |
| Key Mechanisms | AF6 regulates macrophage polarization via the JAK2-STAT3 signaling pathway. |
| Target Population | Individuals with inflammatory bowel disease (IBD), including Ulcerative Colitis and Crohn’s Disease. |
| Care Setting | Research and clinical settings focused on inflammatory bowel disease. |
Key Highlights
- AF6 promotes pro-inflammatory M1 macrophage polarization.
- Deletion of AF6 in macrophages impairs JAK-STAT3 signaling and reduces colitis severity.
- AF6-deficient macrophages enhance epithelial regeneration through IL-10 production.
- The study identifies the AF6-JAK2-STAT3 axis as a potential therapeutic target for IBD.
Guideline-Based Recommendations
Diagnosis
- Utilize DSS-induced colitis models for studying inflammatory bowel disease mechanisms.
Management
- Target the AF6-JAK2-STAT3 signaling pathway to modulate macrophage polarization in colitis.
Monitoring & Follow-up
- Assess disease activity index (DAI) scores to evaluate colitis severity.
Risks
- Impaired macrophage polarization may exacerbate intestinal inflammation.
Patient & Prescribing Data
Patients with inflammatory bowel disease experiencing macrophage-driven inflammation.
Modulating AF6 expression may influence macrophage function and intestinal repair.
Clinical Best Practices
- Monitor macrophage polarization states in patients with IBD.
- Consider the role of JAK-STAT signaling in therapeutic strategies for colitis.
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