CORD
发表于 2025-3-28 18:33:54
Does Calcium Overload Adequately Explain Diastolic Dysfunction During Metabolic Inhibition? cause a transient decrease in end-diastolic distensibility . In dogs with a coronary artery constriction, demand ischemia has also been demonstrated to cause an upward shift in the left ventricular pressure-volume curve, consistent with increase in diastolic myocardial stiffness . Many fa
环形
发表于 2025-3-28 22:39:10
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传授知识
发表于 2025-3-29 02:02:43
Molecular Aspects of the Control of Myocardial Relaxationoblasts, vascular smooth muscle cells, and endothelial cells {1,4}. The remodeling of interstitial components, as well as that of myocytes, has been demonstrated to occur during the process of cardiac hypertrophy {5}.
fulcrum
发表于 2025-3-29 05:26:57
A Molecular Biophysical Approach to Contraction and Relaxational relaxation with a decrease in fiber force, fiber lengthening, and the filling of the heart with blood. Diastasis was the period between relaxation and the next contraction cycle, where the heart undergoes a slight increase in volume. This study is limited to systole and diastole.
伪证
发表于 2025-3-29 07:27:19
Cardiac Renin-Angiotensin System in Cardiac Hypertrophy and Failureces a fetal pattern of gene programming, including preferential synthesis of β-myosin heavy chain and α-skeletal actin isoforms, which promote a slower myofilament crossbridge cycling rate . Pressure overload is also accompanied by changes in both the distribution and type of collagen in the extracellular connective tissue matrix .
FOVEA
发表于 2025-3-29 12:59:30
Diastolic Dysfunction During Ischemia: Role of Glycolytic ATP Generationit the ischemic myocardium by increasing the rate of anaerobic glycolysis, by reversing ion losses, by a direct membrane effect, by altering the extracellular volume, and by decreasing the circulating free fatty acid concentrations. . . . Each of these aims seems desirable” .
组装
发表于 2025-3-29 15:47:38
In Zeiten des Wandels herrscht Chaos1,2]; abnormalities that explain at least in part the insensitivity of the failing myocardium to adrenergic stimulation. At the level of the sarcoplasmic reticulum, investigators have identified a diminution of Ca. uptake sites , abnormal Ca. uptake , impaired Ca. handling , and an impairment in Ca. release .
Flat-Feet
发表于 2025-3-29 20:23:42
The Problem of Human Re-Identificationy, the enlargement of individual cardiac muscle cells invariably accompanies injury from a wide variety of disorders, ranging from postinfarction injury to viral myocarditis and cardiomyopathies (hypertension, diabetes, idiopathic, etc.).
coltish
发表于 2025-3-30 02:49:10
https://doi.org/10.1007/978-0-85729-124-0, although tonic effects on contractility have been proposed. Alpha-adrenergic transmembrane signaling, with norepinephrine serving as both neurotransmitter and hormone, probably plays an important role in promoting hypertrophy of cardiac myocytes in mammals, and the hypertrophic ventricle clearly has altered diastolic properties.
轻打
发表于 2025-3-30 06:23:15
An Overview of Human Reliability Programblunted or even reversed in the failing human heart . Since heart rate-dependent regulation of myocardial performance is important for the regulation of cardiovascular function, these experiminental findings may represent a major functional disturbance of the failing human heart.