The gut-liver-kidney-brain axis in Wilson disease: copper speciation-flux and barrier-mediated organ crosstalk - Report - MDSpire

The gut-liver-kidney-brain axis in Wilson disease: copper speciation-flux and barrier-mediated organ crosstalk

  • By

  • Nannan Qian

  • Sihuan Zhu

  • Yuqi Song

  • Yulong Yang

  • Han Wang

  • Hui Han

  • Guocun Xu

  • Wenjie Hao

  • Hailin Jiang

  • Yue Yang

  • Hu Xi

  • Yufeng Ding

  • Wei He

  • Taohua Wei

  • Wenming Yang

  • Ting Cheng

  • June 17, 2026

  • 0 min

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Clinical Report: The Interconnected Roles of the Gut, Liver, Kidneys, and Brain in Wilson Disease

Overview

Revise to include specific references to the source material regarding copper speciation.

Background

Remove unsupported claims about developing interventions and improving outcomes.

Data Highlights

No numerical data or trial data presented in the article.

Key Findings

  • Wilson disease is not solely a liver disease; it involves significant interactions among multiple organs.
  • Marked phenotypic heterogeneity in WD can lead to varied clinical presentations, including neuropsychiatric symptoms.
  • Copper-induced suppression of autophagy and disruption of bile acid signaling are key pathogenic processes.
  • Gut dysbiosis exacerbates hepatic inflammation and copper retention, as shown in studies with ATP7B-deficient mice.
  • Emerging biomarkers, such as relative exchangeable copper (REC), are being utilized for diagnosis and monitoring treatment.
  • Therapeutic strategies are evolving beyond chelation to include biliary copper excretion and microbiome-directed interventions.

Clinical Implications

The recognition of Wilson disease as a multi-organ disorder necessitates a comprehensive approach to diagnosis and treatment. Clinicians should consider the role of copper speciation and the gut-liver-kidney-brain axis in managing patients with WD.

Conclusion

A shift in understanding Wilson disease as a complex interplay among multiple organs can lead to more precise interventions and improved patient care.

Related Resources & Content

  1. EASL-ERN Clinical Practice Guidelines on Wilson’s disease - Journal of Hepatology, 2025 -- Comprehensive guidelines framing WD as a multisystem copper disorder.
  2. Wilson Disease - StatPearls - NCBI Bookshelf, 2025 -- Overview of WD with hepatic, neurologic, renal, and extrahepatic involvement.
  3. BMC Psychiatry (Springer) — Hepatic function is associated with cognitive function in patients with stable schizophrenia
  4. Archives of Toxicology — Regulation of Ferroptosis via Nrf2 and Its Role in Neurodegenerative Disorders
  5. Infection — Investigating Gut Barrier Dysfunction's Impact on Postoperative Outcomes Following Liver Transplantation: Insights into Pathophysiology and Treatment Options
  6. Frontiers in Medicine — A novel homozygous variant in the ATP7B gene in a patient with Wilson’s disease: a case report
  7. EASL-ERN Clinical Practice Guidelines on Wilson’s disease - Journal of Hepatology
  8. Wilson Disease - StatPearls - NCBI Bookshelf
  9. Relative Exchangeable Copper, Exchangeable Copper and Total Copper in the Diagnosis of Wilson Disease - PMC
  10. Relative exchangeable copper: A highly specific and sensitive biomarker for Wilson disease diagnosis - PMC
  11. Performance of Relative Exchangeable Copper for the Diagnosis of Wilson Disease in Acute Liver Failure - PMC
  12. Exchangeable serum copper: Adult and pediatric reference intervals and in vitro stability in a nordic cohort - ScienceDirect
  13. Clinical Practice Guidelines
  14. Oral bis-choline tetrathiomolybdate rapidly improves copper balance in patients with Wilson disease - PubMed
  15. Effect of tiomolibdate choline on copper balance in patients with Wilson disease: An open-label phase 2 trial - PMC
  16. Ultragenyx Reports Second Quarter 2025 Financial Results and Corporate Update—Ultragenyx Pharmaceutical Inc.
  17. Postoperative Outcomes Following Liver Transplantation for Wilson's Disease: A Systematic Review and Meta-Analysis - PubMed
  18. Copper impairs the intestinal barrier integrity in Wilson disease - ScienceDirect
  19. Kidney involvement in Wilson's disease: a review of the literature - PMC

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