American Society of Hirudotherapy

Hirudin Anti-Pulmonary-Fibrosis (PGC1α / Sirt3)

Preclinical demonstration that hirudin attenuates idiopathic-pulmonary-fibrosis fibroblast senescence via the PGC1α / Sirt3 axis — He 2024 mouse model + primary lung fibroblasts.

Preclinical / mechanisticLast updated: 2026-05-28 · Reviewed by ASH Editorial Board

Mechanistic Evidence Box

Preclinical / mechanistic
Page type
Compound profile
Evidence type
Preclinical demonstration that hirudin attenuates idiopathic-pulmonary-fibrosis fibroblast senescence via the PGC1α / Sirt3 axis — He 2024 mouse model + primary lung fibroblasts.
Evidence level
Preclinical (animal)
Drug vs leech
Purified natural compound
Safety domains
Bleeding

Clinical translation limit

Hirudin's anti-pulmonary-fibrosis mechanism is established in mice and primary fibroblasts only. IPF is not an FDA-cleared K040187 indication; clinical translation requires randomised human trials with attention to bleeding risk.

Molecular Profile

Category
Other
Evidence tier
Preclinical
Source species
Hirudo medicinalis
Discovered
2024 · He B et al.
Hirudin Anti-Pulmonary-Fibrosis (PGC1α / Sirt3) molecular structure

Biological Targets

  • thrombin (primary); PGC1α / Sirt3 fibroblast-senescence pathway (downstream)

Key Citations

  1. He B et al. (2024), Biomedicines · PMID 39062010

External Resources

    Related Other Compounds

    This website provides educational information and does not constitute medical advice, diagnosis, or treatment recommendations. Medicinal leech therapy carries clinically meaningful risks and should be performed only by qualified clinicians under institutionally approved protocols. FDA 510(k) clearance for medicinal leeches is limited to specific indications; investigational and off-label discussions are labeled accordingly. For patient-specific guidance, consult a qualified healthcare provider.