نتایج جستجو برای: left tau
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However, this changes the interpretation of our results but slightly, because exact probability distribution metric is only important for choice and stopping criterium clustering.
This paper is concerned with unbounded observation operators for non-autonomous evolution equations. Fix $$\tau > 0$$ and let $$\left( A(t)\right) _{t \in [0,\tau ]} \subset \mathcal {L}(D,X)$$ , where D X are two Banach spaces such that continuously densely embedded into X. We assume the operator A(t) has maximal regularity all $$t ]$$ $$A(\cdot ) : ] \rightarrow satisfies a condition (viz. re...
In this paper, we define a new, special second order cone as type-$k$ cone. We focus on the case of $k=2$, which can be viewed SOCO with an additional {\em complicating variable}. For new problem, develop necessary prerequisites, based previous work for traditional SOCO. then primal-dual interior point algorithm solving type-2 conic optimization (SOCO) family kernel functions suitable finally d...
Let X X be a rearrangement-invariant Banach function space on the unit circle alttext="double-struck upper T"> <mml:mrow class="MJX-TeX...
BACKGROUND Desflurane and sevoflurane have negative inotropic effects. The current study investigated whether these effects resulted in an altered left ventricular response to increased cardiac load and affected length-dependent regulation of myocardial function. Length-dependent regulation of myocardial function refers to the ability of the heart to improve its performance when preload is incr...
An attempt has been made to test for a reliable method of characterizing the isovolumic left ventricular pressure fall in isolated ejecting hearts by one or two time constants, tau. Alternative nonlinear regression models (three- and four-parametric exponential, logistic, and power function), based upon the common differential law dp(t)/dt = - [p(t)-P ]/ tau(t) are compared in isolated ejecting...
Familial hypertrophic cardiomyopathy is a disease characterized by left ventricular and/or septal hypertrophy and myofibrillar disarray. It is caused by mutations in sarcomeric proteins, including the ventricular isoform of myosin regulatory light chain (RLC). The E22K mutation is located in the RLC Ca(2+)-binding site. We have studied transgenic (Tg) mouse cardiac myofibrils during single-turn...
Magnetic resonance spectroscopy (MRS) is a unique non-invasive method for detecting cardiac metabolic changes. However, MRS in cardiac diagnosis is limited due to insensitivity and low efficiency. Taurine (Tau) is the most abundant free amino acid in the myocardium. We hypothesized that Tau levels may indicate myocardial ischemia and early infarction. Sprague-Dawley rats were divided into seven...
Background and purpose: Taurine has many biological functions such as antioxidant and anti-inflammatory activities and acts as a neurotransmitter. But its effects on the tau phosphorylated protein levels require further studies. The aim of this study was to evaluate the protective and therapeutic effects of taurine on the level of tau phosphorylated protein in the hippocampus of rats tr...
Cerebral hypoperfusion and impaired autophagy are two etiological factors that have been identified as being associated with the development of Alzheimer's disease (AD). Nevertheless, the exact relationships among these pathological processes remain unknown. To elucidate the impact of cerebral hypoperfusion in AD, we created a unilateral common carotid artery occlusion (UCCAO) model by occludin...
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