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Sub-pathway based approach to systematically track candidate sub-pathway biomarkers for heart failure
1Department of Cardiology, General Hospital of Daqing Oil Field, Daqing, Heilongjiang 163000, P.R. China.
Experimental and Therapeutic Medicine
|April 3, 2019
Summary
Novel biomarkers for heart failure were identified using a sub-pathway approach. Key long non-coding RNAs (lncRNAs) like ERVK13-1, YLPM1, and PDXDC2P were found to regulate critical pathways, potentially aiding heart failure diagnosis and treatment.
Area of Science:
- Biomolecular interactions and pathway analysis
- Genomics and transcriptomics
- Cardiovascular disease research
Background:
- Heart failure (HF) diagnosis relies on identifying reliable biomarkers.
- Long non-coding RNAs (lncRNAs) are increasingly recognized for their regulatory roles in disease.
- Understanding lncRNA-mediated pathways is crucial for discovering novel HF biomarkers.
Purpose of the Study:
- To identify novel biomarkers for heart failure using a sub-pathway based method.
- To explore the regulatory roles of lncRNAs in heart failure pathogenesis.
- To pinpoint specific lncRNAs and pathways implicated in heart failure.
Main Methods:
- Integrated heart failure datasets with KEGG pathways and lncRNA-miRNA-mRNA interactions.
- Constructed condition-specific lncRNA competitively regulated pathways (LCRP).
- Employed degree analysis on LCRP to identify hub lncRNAs and significant sub-pathways.
Main Results:
- Identified 44 lncRNAs, 165 mRNAs, and 56 informative pathways.
- Selected four hub lncRNAs: ERVK13-1, YLPM1, PDXDC2P, and LINC00482.
- Highlighted three significant sub-pathways (MAPK, ErbB, Chemokine signaling) and identified AKT3 as a co-regulated gene by three hub lncRNAs.
Conclusions:
- Hub lncRNAs, including ERVK13-1, YLPM1, and PDXDC2P, along with associated sub-pathways like MAPK signaling, show potential as novel biomarkers for heart failure.
- The sub-pathway based approach effectively identified key regulatory elements in heart failure.
- Further investigation into these lncRNAs and pathways could lead to improved diagnostic and therapeutic strategies for heart failure.
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