نتایج جستجو برای: imp
تعداد نتایج: 3155 فیلتر نتایج به سال:
We study the effects of strong Coulomb disorder on transverse magnetoresistance in Weyl semimetals at low temperatures. Using diagrammatic technique and Keldysh model to sum up leading terms expansion, we find that linear exhibits a renormalization due long-range nature interaction ${\ensuremath{\rho}}_{xx}\ensuremath{\propto}H\phantom{\rule{0.16em}{0ex}}ln(eH\ensuremath{\hbar}{v}^{2}/c{T}_{\ma...
The distribution of intramembrane particles (IMP) as revealed by freeze-fracture electron microscopy has been analyzed following treatment of mouse L cells and fusion-deficient L cell derivatives with several concentrations of polyethylene glycol (PEG). In cell cultures treated with concentrations of PEG below the critical level for fusion, no aggregation of IMP was observed. When confluent cul...
The objective of the current study was to develop a validated, specific and stability-indicating reverse phase liquid chromatographic method for the quantitative determination of fluocinonide and its related substances. The determination was done for active pharmaceutical ingredient and its pharmaceutical dosage forms in the presence of degradation products, and its process-related impurities. ...
A set of predictor variables is said to be intrinsically multivariate predictive (IMP) for a target variable if all properly contained subsets of the predictor set are poor predictors of the target but the full set predicts the target with great accuracy. In a previous article, the main properties of IMP Boolean variables have been analytically described, including the introduction of the IMP s...
Insulin-like growth factor 2 mRNA-binding protein-1 (IMP-1) is an oncofetal protein that binds directly to and stabilizes oncogenic c-Myc and regulates, in turn, its posttranscriptional expression and translation. In contrast to normal adult tissue, IMP-1 is reexpressed and/or overexpressed in human cancers. We show that knockdown of c-Myc in human colon cancer cell lines increases the expressi...
اهداف: امروزه مقاومت باکتری ها از جمله e. coli نسبت به داروهای موجود در حال افزایش است . یکی از راه های کسب مقاومت باکتری ها نسبت به داروهای گروه بتالاکتام مانند کارباپنم ها تولید انواعی از آنزیم بتالاکتاماز است که از جمله این آنزیم ها می توان به ampc,imp,kpc,vim اشاره نمود. آلودگی با این باکتری ها هزینه های درمانی و مرگ و میر را افزایش می دهد لذا شناسایی و غربالگری آن ها حائز اهمیت است. بنابرا...
Crystal structures of adenylosuccinate synthetase from Escherichia coli complexed with Mg2+, 6-thiophosphoryl-IMP, GDP, and hadacidin at 298 and 100 K have been refined to R-factors of 0.171 and 0.206 against data to 2.8 and 2.5 A resolution, respectively. Interactions of GDP, Mg2+ and hadacidin are similar to those observed for the same ligands in the complex of IMP, GDP, NO3-, Mg2+ and hadaci...
مقدمه: هدف پژوهش حاضر تعیین چگونگی پردازش های فراشناختی افراد با توجه به ابعاد اضطراب و زودانگیختگی و بررسی فعالیت ناحیه ای مغز آزمودنی های غربال شده بر اساس اضطراب و زودانگیختگی در حین فعال شدن پردازش های فراشناختی بود. روش: این پژوهش با توجه به ماهیت دستکاری متغیر مستقل و وجود گروههای مختلف که جایگزینی افراد در این گروه ها بر اساس نمره های آنها در پرسشنامه شخصیت انجام می شد، در مقوله طرح های...
We evaluated the virulence of Pseudomonas aeruginosa carrying bla(IMP), a metallo-beta-lactamase gene, and the efficacy of ceftazidime, imipenem-cilastatin, and ciprofloxacin in the endogenous bacteremia model. The presence of bla(IMP) did not practically change the virulence of the parent strain, and ciprofloxacin was effective against infection with P. aeruginosa carrying bla(IMP).
Thirty-six isolates of carbapenem-resistant Pseudomonas aeruginosa were studied. Pulsed-field gel electrophoresis revealed the presence of two clones. One clone carried a bla(IMP-1) gene identical to that first described in Japan. The other clone carried a bla(IMP-1) variant containing four silent mutations. One isolate with a unique pulsed-field gel electrophoresis pattern contained bla(IMP-7).
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