Results 11 to 20 of about 40,104 (98)

Grape polyphenols concentrate demonstrates cardioprotection in terms of hypoxic myocardial injury

open access: yesRussian Open Medical Journal, 2017
Objective — Beneficial effects of natural grape polyphenols on human health have been known for a long time and still attract more and more interest of many researchers.
Igor V. Zadnipryany   +4 more
doaj   +1 more source

Quantitative study of myocardial microcirculation in arterial hypertension due to progressive inhibition of NO synthesis

open access: yesArquivos Brasileiros de Cardiologia, 1999
OBJECTIVE: To study the quantitative changes in intramyocardial blood vessels in rats in whom nitric oxide synthesis was inhibited. METHODS: Four groups of 10 rats were studied: control (C25 and C40) and L-NAME (L25 and L40).
Leila Maria Meirelles Pereira   +1 more
doaj   +1 more source

Lactate and Myocardiac Energy Metabolism

open access: yesFrontiers in Physiology, 2021
The myocardium is capable of utilizing different energy substrates, which is referred to as “metabolic flexibility.” This process assures ATP production from fatty acids, glucose, lactate, amino acids, and ketones, in the face of varying metabolic ...
Shuohui Dong   +8 more
doaj   +1 more source

Effect of Chronic Caffeine Administration on Expression Ratio of Bax and Bcl-2 Proteins in Myocardial Tissue of Male Wistar Rats With Type 2 Diabetes

open access: yesComplementary Medicine Journal of Faculty of Nursing and Midwifery, 2020
Objective: Some previous studies have shown the protective effect of caffeine on apoptosis through the regulation of pro- and anti-apoptotic proteins.
Ali Zarghami Khameneh   +3 more
doaj   +1 more source

Acute stress is detrimental to heart regeneration in zebrafish [PDF]

open access: yesOpen Biology, 2016
Psychological stress is one of the factors associated with human cardiovascular disease. Here, we demonstrate that acute perceived stress impairs the natural capacity of heart regeneration in zebrafish.
Pauline Sallin, Anna Jaźwińska
doaj   +1 more source

Myocardial Extracellular Volume Fraction Measured by Cardiac Magnetic Resonance Imaging Negatively Correlates With Cardiomyocyte Breadth in a Healthy Porcine Model

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundThe extracellular volume fraction (ECV) derived from cardiac magnetic resonance imaging (MRI) is extensively used to evaluate myocardial fibrosis.
Shi-Jun Zhang   +7 more
doaj   +1 more source

Epicardial Adipose Tissue and Heart Failure, Friend or Foe? [PDF]

open access: yesDiabetes & Metabolism Journal
Heart failure (HF) management guidelines recommend individualized assessments based on HF phenotypes. Adiposity is a known risk factor for HF. Recently, there has been an increased interest in organ-specific adiposity, specifically the role of the ...
Dong-Hyuk Cho, Seong-Mi Park
doaj   +1 more source

Effects of Combine Exercise on HSP70 and SOD1 Expression of Aorta, Skeletal Muscle and Myocardium in High Fat Diet induced Obese Aging Rats [PDF]

open access: yes운동과학, 2020
PURPOSE Exercise improve myocardial cell protection and vascular function through cell repair and suppression of oxidative stress in cardiovascular diseases caused by aging. This study aimed to investigate the effect of combine exercise on HSP70 and SOD1
Nayoung Ahn
doaj   +1 more source

A Comparative Quantitative Analysis of the Postnatal Changes in the Myocardium of the Left and Right Ventricles in Rats

open access: yesFolia Medica, 2018
Background: The growth of the heart during the foetal and early postnatal development takes places mainly due to hyperplasia. The late postnatal development is characterised by cardiomyocytic hypertrophy in response to normal physiological mechanisms and
Iliev Alexandar A.   +5 more
doaj   +1 more source

THE HEAT TRANSFER MODEL FOR DEVICE OF CARDIOPULMONARY BYPASS WITH THE IMPLEMENTATION OF THE MECHANISM OF FREE CONVECTION HEAT IN THE MYOCARDIUM [PDF]

open access: yesBiomedicinskaâ Inženeriâ i Èlektronika, 2017
The heat transfer models for device of cardiopulmonary bypass in the form of a system of ordinary differential equations are presented. The numerical heat transfer model in the myocardium, which takes into account the initial temperature distribution and
Danilova V.A., Shlykov V.V.
doaj   +1 more source

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