Analysis of the Genetic Relationship between Atherosclerosis and Non-Alcoholic Fatty Liver Disease through Biological

Francisco Andújar-Vera1,2,3,4, María Ferrer-Millán1, Cristina García-Fontana1,2,5

  • 1Instituto de Investigación Biosanitaria de Granada (ibs. GRANADA), 18014 Granada, Spain.

Insights

This study identifies 21 common genes linking non-alcoholic fatty liver disease (NAFLD) and atherosclerosis (ATH). Key genes like ADAMTS1 and CEBPA may be crucial for understanding and potentially treating these interconnected conditions.

Area of Science:

  • Hepatology and Cardiology
  • Molecular Biology
  • Genomics

Background:

  • Non-alcoholic fatty liver disease (NAFLD) and atherosclerosis (ATH) share potential molecular links.
  • Understanding the molecular pathways connecting NAFLD and ATH is crucial for developing effective therapeutic strategies.

Purpose of the Study:

  • To identify common differentially expressed genes (DEGs) between NAFLD and ATH.
  • To explore the molecular mechanisms underlying the co-occurrence of NAFLD and ATH.
  • To identify potential therapeutic targets for both conditions.

Main Methods:

  • Extraction of DEGs from NAFLD (GSE89632) and ATH (GSE100927) datasets.
  • Identification of common up- and downregulated DEGs.
  • Construction of a protein-protein interaction (PPI) network.
  • Gene Ontology (GO) and pathway analysis.

Main Results:

  • Identified 21 genes with similar regulation patterns in both NAFLD and ATH.
  • ADAMTS1 (downregulated) and CEBPA (upregulated) emerged as high-centrality hub genes.
  • Two functional modules were identified: one related to post-translational protein modification (ADAMTS1, ADAMTS4) and another to immune response (CSF3).

Conclusions:

  • ADAMTS1, CEBPA, and CSF3 are identified as key proteins potentially mediating the NAFLD/ATH axis.
  • These findings offer insights into the molecular interplay between liver and vascular pathologies.
  • Further research into these factors could lead to novel therapeutic approaches for patients with co-existing NAFLD and ATH.

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