نتایج جستجو برای: ges

تعداد نتایج: 1281  

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم پزشکی 1392

چکیده: اسینتوباکتر بامانی عامل مهم عفونت های بیمارستانی است. مشکل پیش روی درمان در این باکتری، گزارشات روز افزون از مقاومت به طیف وسیعی از آنتی بیوتیک ها، از جمله کرباپنم ها است. آنزیم های کرباپنمازی اگزاسیلینازها ((oxa-type، متالوبتالاکتامازها(mbls) و نوعی بتالاکتاماز وسیع الطیف (ges)، از عوامل اصلی مقاومت به کرباپنم ها هستند. هدف این مطالعه تشخیص مولکولی اسنیتوباکتر بامانی و ژن های مقاومت به...

2008
Edy E Soffer

Gastric electrical stimulation (GES) for gastroparesis has been in use for more than a decade. Multiple publications, consisting almost entirely of open label single center studies, reported a beneficial effect on symptoms, quality of life and nutritional status. Some predictors of better response to GES have been lately identified, primarily diabetic etiology and nausea and vomiting as the pre...

2013
Brad D. Malone Efthimios Kaxiras

We perform first-principles, density-functional-theory calculations of the electronic structure for the layered bulk materials SnS and GeS which are of interest for photovoltaic applications. Band gap corrections are computed within the GW approximation to the electron self-energy. The resulting quasiparticle gaps in both SnS and GeS are in excellent agreement with the majority of existing expe...

2015
Séverine Bontron Laurent Poirel Patrice Nordmann

22 Resistance to ß-lactams is constantly increasing, due to the emergence of totally new 23 enzymes, but also to the evolution of pre-existing ß-lactamases. GES-1 is a clinically24 relevant extended-spectrum -lactamase (ESBL) hydrolyzing penicillins and broad25 spectrum cephalosporins, but sparing monobactams and carbapenems. However, 26 several GES-1 variants (i.e. GES-2 and GES-5) previously ...

2013
Érica L. Fonseca Ana Carolina Paulo Vicente Sally Partridge Erica Fonseca Béatrice Berçot

The gene cassettes found in class 1 integrons are generally promoterless units composed by an open reading frame (ORF), a short 5' untranslated region (UTR) and a 3' recombination site ( attC). Fused gene cassettes are generated by partial or total loss of the attC from the first cassette in an array, creating, in some cases, a fusion with the ORF from the next cassette. These structures are ra...

2001
Sanqing Hu Jun Wang

This paper investigates global asymptotic stability (GAS) and global exponential stability (GES) of a class of continuous-time recurrent neural networks. First, we introduce a necessary and sufficient condition for existence and uniqueness of equilibrium of the neural networks with Lipschitz continuous activation functions. Next, we present two sufficient conditions to ascertain the GAS of the ...

Journal: :American journal of physiology. Gastrointestinal and liver physiology 2009
P Du S Li G O'Grady L K Cheng A J Pullan J D Z Chen

Gastric electrical stimulation (GES) involves the delivery of electrical impulses to the stomach for therapeutic purposes. New GES protocols are needed that are optimized for improved motility outcomes and energy efficiency. In this study, a biophysically based smooth muscle cell (SMC) model was modified on the basis of experimental data and employed in conjunction with experimental studies to ...

Journal: :Blood 2008
M Estela Campanella Haiyan Chu Nancy J Wandersee Luanne L Peters Narla Mohandas Diana M Gilligan Philip S Low

Previous research has shown that glycolytic enzymes (GEs) exist as multienzyme complexes on the inner surface of human erythrocyte membranes. Because GE binding sites have been mapped to sequences on the membrane protein, band 3, that are not conserved in other mammalian homologs, the question arose whether GEs can organize into complexes on other mammalian erythrocyte membranes. To address thi...

Journal: :IEEE Trans. Automat. Contr. 2002
Sanqing Hu Jun Wang

This note presents new results on global asymptotic stability (GAS) and global exponential stability (GES) of a general class of continuous-time recurrent neural networks with Lipschitz continuous and monotone nondecreasing activation functions. We first give three sufficient conditions for the GAS of neural networks. These testable sufficient conditions differ from and improve upon existing on...

2014
Qiming Liu Peng Zhang

GeS(2)-Ga(2)S(3)-Li(2)S electroconductive glasses were prepared by the conventional melt-quenching method through carefully controlling the heating rate. Comparing with the reference of glass-forming region, our investigated GeS(2)-Ga(2)S(3)-Li(2)S system was extended to the cation ratio of 0-20% Li with around 40% Ga. GeS(2)-Ga(2)S(3)-Li(2)S glass-ceramics containing IR Li2Ga2GeS6 nonlinear na...

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