Results 91 to 100 of about 112,515 (371)

Sacubitril/valsartan preserves regional cardiac function following myocardial infarction in rats

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1304-1315, April 2025.
Parts of the figure were drawn by using pictures from Servier Medical Art. Servier Medical Art by Servier is licensed under a Creative Commons Attribution 3.0 Unported License (https://creativecommons.org/licenses/by/3.0/). Abstract Aims Sacubitril/valsartan (Sac/Val) is used for treatment of heart failure. The effect of Sac/Val on regional dysfunction
Einar Sjaastad Nordén   +16 more
wiley   +1 more source

Study of ventricular electrical systole in patients with end-stage kidney disease on hemodialysis.

open access: yesArquivos Brasileiros de Cardiologia, 2013
BACKGROUND Patients with end-stage kidney disease (ESKD) experience elevated cardiac stress because of the repetitive and intermittent character of dialysis. Changes in ventricular electrical systole induced by necessary dialysis significantly contribute
Bruno Valentim   +3 more
semanticscholar   +1 more source

Dapagliflozin alleviates high‐fat‐induced obesity cardiomyopathy by inhibiting ferroptosis

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1358-1373, April 2025.
Abstract Aim: Dapagliflozin (Dapa) is a novel hypoglycaemic agent with multiple cardiovascular protective effects, and it is widely used in treatment of heart failure patients, but whether it can improve obese phenotype of heart failure and its mechanism is still unclear.
Di Chen   +7 more
wiley   +1 more source

Diastolic-systolic velocity ratio to detect coronary stenoses under physiological resting conditions: a mechanistic study

open access: yesOpen Heart, 2019
Objective Diastolic-systolic velocity ratio (DSVR) is a resting index to assess stenoses in the left anterior descending artery (LAD). DSVR can be measured by echocardiographic or intracoronary Doppler flow velocity.
Jan J Piek   +14 more
doaj   +1 more source

Small eigenvalues of surfaces - old and new

open access: yes, 2017
We discuss our recent work on small eigenvalues of surfaces. As an introduction, we present and extend some of the by now classical work of Buser and Randol and explain novel ideas from articles of S\'evennec, Otal, and Otal-Rosas which are of importance
Ballmann, Werner   +2 more
core   +1 more source

Semaglutide normalizes increased cardiomyocyte calcium transients in a rat model of high fat diet‐induced obesity

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1386-1397, April 2025.
Sequeira et al. reveal how the glucagon‐like peptide‐1 receptor agonist (GLP‐1‐RA) semaglutide restores cardiomyocyte function in rats subjected to a high‐fat/high‐fructose diet (HFD). Employing fluorescence‐ and patch‐clamp technology in isolated cardiac myocytes, they demonstrate that semaglutide reverses HFD‐induced activation of L‐type calcium ...
Vasco Sequeira   +12 more
wiley   +1 more source

On the analytic systole of Riemannian surfaces of finite type

open access: yes, 2017
In our previous work we introduced, for a Riemannian surface $S$, the quantity $ \Lambda(S):=\inf_F\lambda_0(F)$, where $\lambda_0(F)$ denotes the first Dirichlet eigenvalue of $F$ and the infimum is taken over all compact subsurfaces $F$ of $S$ with ...
Ballmann, Werner   +2 more
core   +1 more source

Measuring Left Ventricular Volumes in Two-Dimensional Echocardiography Image Sequence Using Level-set Method for Automatic Detection of End-Diastole and End-systole Frames

open access: yesResearch in Cardiovascular Medicine, 2012
Background: Identifying End-Diastole (ED) and End-Systole (ES) frames is highly important in the process of evaluating cardiac function and measuring global parameters accurately, such as Ejection Fraction (EF), Cardiac Output (CO) and Stroke Volume ...
S. Darvishi   +3 more
semanticscholar   +1 more source

CardiLect: A combined cross‐species lectin histochemistry protocol for the automated analysis of cardiac remodelling

open access: yesESC Heart Failure, Volume 12, Issue 2, Page 1398-1415, April 2025.
Abstract Background Cardiac remodelling, a crucial aspect of heart failure, is commonly investigated in preclinical models by quantifying cardiomyocyte cross‐sectional area (CSA) and microvascular density (MVD) via histological methods, such as immunohistochemistry.
Tamás G. Gergely   +14 more
wiley   +1 more source

Normal M-mode echocardiographic indices of Nigerian local dogs

open access: yesJournal of Biological Research, 2017
There are currently no reported cardiac indices for the Nigerian dog. The aim of the study was to obtain breed specific echocardiographic indices for Nigerian local dogs.
Solomon Ajibola   +5 more
doaj   +1 more source

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