Innovative models to explore hepatic involvement in Prader-Willi syndrome - Report - MDSpire

Innovative models to explore hepatic involvement in Prader-Willi syndrome

  • By

  • Romar Guintu Dabban

  • Graziano Grugni

  • Adele Bondesan

  • Benedetta Blarasin

  • Claudio Tiribelli

  • Cristina Bellarosa

  • Alessandro Sartorio

  • June 24, 2026

  • 0 min

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Clinical Report: Novel Approaches to Investigate Liver Dysfunction in Prader-Willi Syndrome

Background

Prader-Willi syndrome (PWS) is a rare neurodevelopmental disorder that leads to significant clinical manifestations, including obesity and metabolic dysfunction. Understanding liver involvement in PWS is crucial, as it differs from typical obesity-related liver diseases, with a lower prevalence of metabolic dysfunction-associated steatotic liver disease (MASLD). The genetic basis of PWS affects lipid metabolism, which has downstream effects on liver health.

Data Highlights

No numerical or trial data provided in the source material.

Key Findings

  • PWS is characterized by a unique metabolic signature, including alterations in circulating phospholipids.
  • Hepatic lipid handling in PWS is influenced more by genetic factors than by adiposity.
  • Induced pluripotent stem cell-derived hepatocyte-like cells are valuable for studying liver dysfunction in PWS.
  • Metabolic dysfunction-associated steatotic liver disease (MASLD) is less prevalent in individuals with PWS.
  • The genetic mechanisms of PWS include paternal deletions and maternal uniparental disomy, affecting metabolic regulation.

Clinical Implications

The findings suggest that clinicians should consider the distinct metabolic profile of PWS when evaluating liver health in affected individuals. Utilizing iPSC-derived models may enhance understanding of liver dysfunction mechanisms in PWS.

Conclusion

The investigation of liver dysfunction in PWS through novel approaches offers insights into the metabolic challenges faced by these patients, emphasizing the need for tailored clinical strategies.

Related Resources & Content

  1. Archives of Toxicology, 2021 -- Metabolomic Profiling for Differentiating Phenotypes of Drug-Induced Liver Injury (DILI)
  2. Journal of Gastroenterology, 2024 -- Evaluation of Plasma MicroRNA Profiles as Potential Biomarkers for Wilson's Disease
  3. The New Gastroenterologist, 2025 -- Assessment of Liver Stiffness as a Predictor of Long-Term Prognosis in Children with Biliary Atresia
  4. Frontiers in Pediatrics, 2026 -- Gut microbiota and pediatric metabolic dysfunction–associated steatotic liver disease: clinical evidence and therapeutic implications
  5. EASL-EASD-EASO Clinical Practice Guidelines on the management of metabolic dysfunction-associated steatotic liver disease (MASLD), 2024
  6. A Phase 3, Randomized, Controlled Trial of Resmetirom in NASH with Liver Fibrosis | New England Journal of Medicine
  7. Prader–Willi syndrome: guidance for children and transition into adulthood - ScienceDirect
  8. EASL-EASD-EASO Clinical Practice Guidelines on the management of metabolic dysfunction-associated steatotic liver disease (MASLD)
  9. A Phase 3, Randomized, Controlled Trial of Resmetirom in NASH with Liver Fibrosis | New England Journal of Medicine
  10. Prader–Willi syndrome: guidance for children and transition into adulthood - ScienceDirect

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