Chlorogenic acid attenuates idiopathic pulmonary fibrosis: An integrated analysis of network pharmacology, molecular

Juan Manuel Velázquez-Enríquez1, Jovito Cesar Santos-Álvarez1, Alma Aurora Ramírez-Hernández1

  • 1Laboratorio de Fibrosis y Cáncer, Facultad de Medicina y Cirugía, Universidad Autónoma Benito Juárez de Oaxaca, Ex Hacienda de Aguilera S/N, Sur, San Felipe del Agua, Oaxaca, C.P. 68020, Mexico.

Abstract

Insights

Chlorogenic acid (CGA) shows potential in treating idiopathic pulmonary fibrosis (IPF) by modulating key molecular pathways. This study investigated CGA

Area of Science:

  • Pharmacology
  • Molecular Biology
  • Pulmonology

Background:

  • Idiopathic pulmonary fibrosis (IPF) is a progressive lung disease with unknown causes and no effective treatments.
  • Chlorogenic acid (CGA), a natural compound, exhibits anti-inflammatory, antioxidant, and antifibrotic properties, suggesting therapeutic potential for IPF.
  • The precise molecular mechanisms of CGA's action in IPF require elucidation.

Purpose of the Study:

  • To analyze the pharmacological effects of Chlorogenic acid (CGA) on idiopathic pulmonary fibrosis (IPF).
  • To investigate the underlying molecular mechanisms of CGA's therapeutic action in IPF.

Main Methods:

  • Network pharmacology was employed to identify IPF-associated genes and potential CGA targets, constructing a protein-protein interaction (PPI) network.
  • Molecular docking was utilized to validate the binding affinity of CGA to selected therapeutic targets.
  • A bleomycin-induced murine model of lung fibrosis was used to assess CGA's effects on lung histology and gene expression.

Main Results:

  • Network pharmacology identified 384 overlapping targets between CGA and IPF, highlighting key genes such as AKT1, TP53, and EGFR.
  • Pathway analysis indicated involvement in cancer, atherosclerosis, and inflammatory processes, with molecular docking confirming stable CGA-target binding.
  • CGA treatment modulated mRNA expression of EGFR, MMP9, AKT1, BCL2, and IL1B, and significantly attenuated pulmonary fibrosis in the mouse model.

Conclusions:

  • Chlorogenic acid (CGA) demonstrates multi-target therapeutic potential for idiopathic pulmonary fibrosis (IPF).
  • CGA effectively reduces fibrosis by modulating critical molecular pathways, supporting its investigation as a potential IPF treatment.

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