Heart failure & cardiomyopathies

Transcoronary Study of Biomarkers in Patients with Heart Failure: Insights Into Intracardiac Production

ESC Heart FailPublished Mechanistic study

Authors' conclusion

This study provided evidence of transcoronary changes in BNP, Gal-3 and TIMP-1 levels in HF patients, offering insights into their intracardiac production.

Study context

Population
Patients with heart failure (HF) and non-HF controls; HF canine model
Participants
30 vs 10
Comparison
Femoral artery (FA) vs coronary sinus (CS) biomarker levels in HF patients vs non-HF controls
  • HFn = 30
  • Controln = 10reference
Outcome
Transcoronary gradients (FA vs CS) of BNP, Gal-3, sST2, TIMP-1, GDF-15 and myeloperoxidase (MPO)
Methodological detailstranscoronary sampling, HF canine model
  • Transcoronary sampling
  • HF canine model

Main finding

As reported in the abstract

Transcoronary gradients in HF (FA vs CS)
  • Transcoronary gradients only for BNP, Gal-3 and TIMP-1 in HF
  • CS vs FA: P = 0.005
  • CS vs FA: P = 0.002
  • CS vs FA: P = 0.001

Further findings

Biomarker levels, HF vs control

All detected biomarkers significantly elevated in HF

Cardiac tissue expression (canine model, quantitative PCR (qPCR) and western blot (WB))

Significant elevation of BNP, Gal-3 and TIMP-1 in HF cardiac tissue vs other groups

Original publication

Transcoronary Study of Biomarkers in Patients with Heart Failure: Insights Into Intracardiac Production. ESC Heart Fail. Published 27 December 2024. doi:10.1002/ehf2.15175

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