Impact of dapagliflozin on key pathophysiological pathways underlying chronic heart failure progression: the

Verónica Martínez-Pina1, Antoni Bayés Genís2, Julio Nuñez3

  • 1Servicio de Bioquímica Clínica, Hospital Clínico Universitario Virgen de la Arrixaca, Murcia, Spain.

Insights

Dapagliflozin treatment significantly reduced key heart failure biomarkers like NT-proBNP and MR-proADM. The drug favorably modulated various pathophysiological pathways, especially in patients with elevated baseline levels.

Area of Science:

  • Cardiology
  • Pharmacology
  • Biomarker Research

Background:

  • Dapagliflozin improves chronic heart failure (HF) outcomes regardless of ejection fraction.
  • Its impact on biomarkers reflecting specific HF pathophysiological pathways needs further elucidation.

Purpose of the Study:

  • To investigate the effects of dapagliflozin on circulating biomarkers across five key pathophysiological pathways in chronic HF patients.
  • To understand the differential modulation of these biomarkers by dapagliflozin.

Main Methods:

  • Prospective, single-arm DAPA-MODA biomarker substudy (n=156) in stable chronic HF patients.
  • Measurement of 11 biomarkers (cardiac stress, inflammation, neurohormonal activation, congestion, fibrosis) at baseline, 1 month, and 6 months.
  • Patients received optimized therapy excluding SGLT2 inhibitors prior to the study.

Main Results:

  • Elevated baseline markers for myocardial stress (NT-proBNP, MR-proANP), injury (troponin), inflammation (IL-6, CRP, GDF-15), and neuro-endocrine stress (copeptin).
  • Dapagliflozin significantly reduced NT-proBNP and MR-proADM by 6 months.
  • Modest reductions observed for MR-proANP, CRP, IL-6, copeptin, and PINP in patients with elevated baseline levels; ST2 and CA-125 unchanged; GDF-15 increased.

Conclusions:

  • Dapagliflozin favorably impacts multiple pathophysiological pathways in chronic HF.
  • The drug's effects on biomarkers are differential, particularly influencing those elevated at baseline.
Abstract

Related Concept Videos

Heart Failure V: Medical Management01:30

Heart Failure V: Medical Management

Medical Management of Acute Decompensated Heart Failure (ADHF)The primary goals of therapy for patients hospitalized with acute decompensated heart failure (ADHF) include:Relieving symptomsOptimizing volume statusSupporting oxygenation and ventilationMaintaining cardiac output (CO) and end-organ perfusionIdentifying and addressing the cause of ADHFPreventing complicationsProviding patient education on factors precipitating HF exacerbationPlanning for dischargeOngoing monitoring and assessment...
200
Pathophysiology of Heart Failure01:17

Pathophysiology of Heart Failure

Heart failure (HF) is a progressive syndrome involving ventricles that leads to inadequate cardiac output. It can be classified based on location and output or ejection fraction. Ejection fraction (EF) is an essential measurement in the diagnosis and surveillance of HF. Reduced EF corresponds to systolic heart failure (HFrEF). However, HF with preserved ejection fraction (HFpEF) is becoming increasingly prevalent. Also known as diastolic HF, this form of HF is related to aging. The...
2.7K
Heart Failure II: Pathophysiology01:29

Heart Failure II: Pathophysiology

Systolic Heart Failure and Compensatory MechanismsSystolic heart failure (also termed HFrEF, Heart Failure with Reduced Ejection Fraction) is the most prevalent type of heart filure. It results in a decreased volume of blood being pumped from the ventricle. The aortic arch and carotid sinuses have baroreceptors that detect reduced blood pressure, triggering the sympathetic nervous system (SNS) to release epinephrine and norepinephrine. Initially, this response aims to boost heart rate and...
685
Heart Failure Drugs: Inhibitors of Renin-Angiotensin System01:26

Heart Failure Drugs: Inhibitors of Renin-Angiotensin System

The activation of the sympathetic nervous system and the renin-angiotensin-aldosterone system (RAAS) contributes to cardiac remodeling, and inhibiting the RAAS is a pharmacological target in heart failure management. As a result, neurohumoral modulation is a crucial treatment principle for managing heart failure. This approach involves using medications like ACE inhibitors (ACEIs), angiotensin receptor blockers (ARBs), β-blockers, mineralocorticoid receptor antagonists (MRAs), and neutral...
888
Heart Failure Drugs: Diuretics01:22

Heart Failure Drugs: Diuretics

Heart failure and kidney perfusion are interconnected in a complex way. Reduced renal perfusion and venous congestion are two significant factors that contribute to renal dysfunction in heart failure. The kidneys, primarily responsible for fluid balance in the body, are adversely affected due to compromised cardiac output and increased venous pressure. In response to reduced renal perfusion, the kidneys activate neurohumoral mechanisms to restore balance. However, these mechanisms can be...
768
Dipeptidyl Peptidase 4 Inhibitors01:23

Dipeptidyl Peptidase 4 Inhibitors

Dipeptidyl peptidase 4 (DPP-4) is a serine protease widely distributed in the body. It's involved in the inactivation of GLP-1 and GIP hormones, which are crucial for insulin regulation. DPP-4 inhibitors, such as sitagliptin (Januvia), saxagliptin (Onglyza), linagliptin (Tradjenta), alogliptin (Nesina), and vildagliptin (Galvus), help increase the proportion of active GLP-1, enhancing insulin secretion. These inhibitors work by competitively binding to DPP-4. This binding causes a...
559