Shared mechanisms of organ fibrosis

Benjamin D Humphreys1,2

  • 1Division of Nephrology, Department of Medicine, and.

JCI Insight
|July 8, 2026
PubMed

Insights

Organ fibrosis, characterized by excessive extracellular matrix, causes organ dysfunction. This review highlights shared antifibrotic strategies across organs, addressing a critical unmet therapeutic need.

Area of Science:

  • Fibrosis research
  • Cellular biology
  • Pathology

Background:

  • Organ fibrosis involves complex cellular interactions and signaling pathways leading to extracellular matrix accumulation and organ dysfunction.
  • While idiopathic pulmonary fibrosis treatments exist, effective antifibrotic therapies for other organs remain a significant unmet need.
  • Fibrotic processes share common features across different organs, offering potential for unified therapeutic strategies.

Purpose of the Study:

  • To review shared characteristics, cell states, and signaling pathways in organ fibrosis.
  • To identify potential antifibrotic strategies based on common fibrotic mechanisms.
  • To address the unmet need for effective antifibrotic therapies across diverse organs.

Main Methods:

  • Literature review of organ fibrosis mechanisms.
  • Analysis of shared cellular and molecular pathways in fibrosis.
  • Synthesis of findings to propose cross-organ therapeutic strategies.

Main Results:

  • Identification of conserved cellular players and signaling cascades in fibrosis across multiple organs.
  • Highlighting of common molecular targets for antifibrotic intervention.
  • Evidence supporting the potential for developing broadly applicable antifibrotic therapies.

Conclusions:

  • Shared features of organ fibrosis provide a foundation for developing novel, broadly effective antifibrotic treatments.
  • Targeting conserved pathways offers a promising strategy to address the unmet need for antifibrotic therapies.
  • Further research into these shared mechanisms can accelerate the development of next-generation antifibrotic drugs.

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