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Microbiota-derived corisin accelerates kidney fibrosis by promoting cellular aging.

Nature communications2025-08-27PubMed
Total: 88.5Innovation: 9Impact: 0Rigor: 0Citation: 0

Summary

This translational study identifies corisin as a microbiota-derived peptide that drives diabetic kidney fibrosis. Elevated corisin correlates with disease severity in humans, and monoclonal anti-corisin therapy reduces nephropathy in diabetic mice, implicating cellular senescence, EMT, and apoptosis as mechanisms.

Key Findings

  • Serum corisin is markedly elevated in diabetic CKD and correlates with disease stage and renal function decline.
  • Anti-corisin monoclonal antibody significantly attenuates nephropathy severity and fibrosis in diabetic mice.
  • Corisin binds human serum albumin, potentially enhancing renal accumulation, and induces cellular senescence, EMT, and apoptosis in kidney cells.

Clinical Implications

Corisin may serve as a biomarker for risk stratification in diabetic kidney disease and as a therapeutic target; anti-corisin biologics warrant early-phase clinical development.

Why It Matters

Reveals a novel, targetable microbiota-derived driver of diabetic kidney disease with therapeutic proof-of-concept using a monoclonal antibody.

Limitations

  • Human sample size and cohort characteristics were not detailed, limiting generalizability and confounder assessment.
  • Therapeutic efficacy demonstrated only in preclinical models; safety and translational dosing remain unknown.

Future Directions

Validate corisin as a prognostic biomarker in prospective diabetic cohorts; initiate first-in-human studies of anti-corisin therapeutics; delineate upstream microbial sources and host regulation of corisin.

Study Information

Study Type
Case-control
Research Domain
Pathophysiology
Evidence Level
III - Translational case-control human data with supportive preclinical interventional models.
Study Design
OTHER