Use of biomarkers to establish potential role and function of circulating microRNAs in acute heart failure

Eline L Vegter, Daniela Schmitter, Yanick Hagemeijer, Ekaterina S Ovchinnikova, Pim van der Harst, John R Teerlink, Christopher M O'Connor, Marco Metra, Beth A Davison, Daniel Bloomfield, Gad Cotter, John G Cleland, Michael M Givertz, Piotr Ponikowski, Dirk J van Veldhuisen, Peter van der Meer, Eugene Berezikov, Adriaan A Voors, Mohsin A F Khan

Research output: Contribution to journalArticleAcademicpeer-review

Abstract

BACKGROUND: Circulating microRNAs (miRNAs) emerge as potential heart failure biomarkers. We aimed to identify associations between acute heart failure (AHF)-specific circulating miRNAs and well-known heart failure biomarkers.

METHODS: Associations between 16 biomarkers predictive for 180day mortality and the levels of 12 AHF-specific miRNAs were determined in 100 hospitalized AHF patients, at baseline and 48hours. Patients were divided in 4 pre-defined groups, based on clinical parameters during hospitalization. Correlation analyses between miRNAs and biomarkers were performed and complemented by miRNA target prediction and pathway analysis.

RESULTS: No significant correlations were found at hospital admission. However, after 48hours, 7 miRNAs were significantly negatively correlated to biomarkers indicative for a worse clinical outcome in the patient group with the most unfavorable in-hospital course (n=21); miR-16-5p was correlated to C-reactive protein (R=-0.66, p-value=0.0027), miR-106a-5p to creatinine (R=-0.68, p-value=0.002), miR-223-3p to growth differentiation factor 15 (R=-0.69, p-value=0.0015), miR-652-3p to soluble ST-2 (R=-0.77, p-value<0.001), miR-199a-3p to procalcitonin (R=-0.72, p-value<0.001) and galectin-3 (R=-0.73, p-value<0.001) and miR-18a-5p to procalcitonin (R=-0.68, p-value=0.002). MiRNA target prediction and pathway analysis identified several pathways related to cardiac diseases, which could be linked to some of the miRNA-biomarker correlations.

CONCLUSIONS: The majority of correlations between circulating AHF-specific miRNAs were related to biomarkers predictive for a worse clinical outcome in a subgroup of worsening heart failure patients at 48hours of hospitalization. The selective findings suggest a time-dependent effect of circulating miRNAs and highlight the susceptibility to individual patient characteristics influencing potential relations between miRNAs and biomarkers.

Original languageEnglish
Pages (from-to)231-239
Number of pages9
JournalInternational Journal of Cardiology
Volume224
DOIs
Publication statusPublished - 1 Dec 2016
Externally publishedYes

Keywords

  • Acute Disease
  • Aged
  • Aged, 80 and over
  • Biomarkers/blood
  • Databases, Factual/trends
  • Diuretics/therapeutic use
  • Female
  • Heart Failure/blood
  • Hospitalization/trends
  • Humans
  • Male
  • MicroRNAs/blood
  • Middle Aged
  • Xanthines/therapeutic use

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