Biological phenotypes of heart failure with preserved ejection fraction

GA Lewis, EB Schelbert, SG Williams… - Journal of the American …, 2017 - jacc.org
Heart failure with preserved ejection fraction (HFpEF) involves multiple pathophysiological
mechanisms, which result in the heterogeneous phenotypes that are evident clinically, and …

The control of diastolic calcium in the heart: basic mechanisms and functional implications

DA Eisner, JL Caldwell, AW Trafford… - Circulation …, 2020 - Am Heart Assoc
Normal cardiac function requires that intracellular Ca2+ concentration be reduced to low
levels in diastole so that the ventricle can relax and refill with blood. Heart failure is often …

RyR2 and calcium release in heart failure

JP Benitah, R Perrier, JJ Mercadier, L Pereira… - Frontiers in …, 2021 - frontiersin.org
Heart Failure (HF) is defined as the inability of the heart to efficiently pump out enough blood
to maintain the body's needs, first at exercise and then also at rest. Alterations in Ca2+ …

Clinical implications of fetuin-A

P Jirak, L Stechemesser, E Moré, M Franzen… - Advances in clinical …, 2019 - Elsevier
Fetuin-A, also termed alpha2-Heremans-Schmid glycoprotein, is a 46 kDa hepatocyte
derived protein (hepatokine) and serves multifaceted functions.(i) It acts as systemic inhibitor …

Prediction of left ventricular mechanics using machine learning

Y Dabiri, A Van der Velden, KL Sack, JS Choy… - Frontiers in …, 2019 - frontiersin.org
The goal of this paper was to provide a real-time left ventricular (LV) mechanics simulator
using machine learning (ML). Finite element (FE) simulations were conducted for the LV with …

Mechanisms underlying the pathophysiology of heart failure with preserved ejection fraction: the tip of the iceberg

D Miranda-Silva, T Lima, P Rodrigues… - Heart Failure …, 2021 - Springer
Heart failure with preserved ejection fraction (HFpEF) is a multifaceted syndrome with a
complex aetiology often associated with several comorbidities, such as left ventricle …

Ferroptosis: the potential target in heart failure with preserved ejection fraction

Q Li, Z Zhao, X Zhou, Y Yan, L Shi, J Chen, B Fu, J Mao - Cells, 2022 - mdpi.com
Ferroptosis is a recently identified cell death characterized by an excessive accumulation of
iron-dependent reactive oxygen species (ROS) and lipid peroxides. Intracellular iron …

[HTML][HTML] Left ventricular dysfunction in heart failure with preserved ejection fraction—molecular mechanisms and impact on right ventricular function

FR Heinzel, N Hegemann, F Hohendanner… - Cardiovascular …, 2020 - ncbi.nlm.nih.gov
The current classification of heart failure (HF) based on left ventricular (LV) ejection fraction
(EF) identifies a large group of patients with preserved ejection fraction (HFpEF) with …

Association of left ventricular strain–volume loop characteristics with adverse events in patients with heart failure with preserved ejection fraction

TP Kerstens, J Weerts, APJ van Dijk… - European Heart …, 2023 - academic.oup.com
Aims Patients with heart failure with preserved ejection fraction (HFpEF) are characterized
by impaired diastolic function. Left ventricular (LV) strain–volume loops (SVL) represent the …

[HTML][HTML] Early calcium handling imbalance in pressure overload-induced heart failure with nearly normal left ventricular ejection fraction

S Rouhana, C Farah, J Roy, A Finan… - … et Biophysica Acta (BBA …, 2019 - Elsevier
Heart failure with preserved ejection fraction (HFpEF) is a common clinical syndrome
associated with high morbidity and mortality. Therapeutic options are limited due to a lack of …