نتایج جستجو برای: ctp
تعداد نتایج: 2149 فیلتر نتایج به سال:
A Conditional Tree Pattern (CTP) expands an XML tree pattern with labels attached to the descendant edges. These labels can be XML element names or Boolean CTP’s. The meaning of a descendant edge labelled by A and ending in a node labelled by B is a path of child steps ending in a B node such that all intermediate nodes are A nodes. In effect this expresses the until B, A holds construction fro...
Characterization of a novel dUTP-dependent activity of CTP synthetase from Saccharomyces cerevisiae.
CTP synthetase [EC 6.3.4.2, UTP:ammonia ligase (ADP-forming)] from the yeast Saccharomyces cerevisiae catalyzes the ATP-dependent transfer of the amide nitrogen from glutamine to the C-4 position of UTP to form CTP. In this work, we demonstrated that CTP synthetase utilized dUTP as a substrate to synthesize dCTP. The dUTP-dependent activity was linear with time and with enzyme concentration. Ma...
We prove that every semidefinite moment relaxation of a polynomial optimization problem (POP) with ball constraint can be reformulated as program involving matrix constant trace property (CTP). As result such relaxations solved efficiently by first-order methods exploit CTP, e.g., the conditional gradient-based augmented Lagrangian method. also extend this CTP-exploiting framework to large-scal...
The URA7-encoded CTP synthetase [EC 6.3.4.2, UTP:ammonia ligase (ADP-forming)] in the yeast Saccharomyces cerevisiae is phosphorylated on a serine residue and stimulated by cAMP-dependent protein kinase (protein kinase A) in vitro. In vivo, the phosphorylation of CTP synthetase is mediated by the RAS/cAMP pathway. In this work, we examined the hypothesis that amino acid residue Ser424 contained...
BACKGROUND AND PURPOSE CT perfusion (CTP) mapping has been reported to be useful in the differentiation of the infarct core and ischemic penumbra. However, the value of the CTP source imaging (CTP-SI) during the arterial and venous phases has not been fully investigated. The purpose of this study was to develop a CTP-SI methodology for acute ischemic stroke and compare its efficacy with cerebra...
BACKGROUND This is the first report of human exposure to the novel compound follicle stimulating hormone (FSH)-C-terminal peptide (CTP) 'FSH-CTP' (Org 36286), a long-acting recombinant FSH like substance, consisting of the alpha-subunit of human FSH and a hybrid beta-subunit. The latter is composed of the beta-subunit of human FSH and the C-terminus part (CTP) of the beta-subunit of human chori...
Peptides produced by the enzymatic degradation of collagens are reported to have various activities of biological and medical interest. The mechanisms underlying their actions are, however, poorly understood. We have produced, by collagenase digestion of type I collagen, a highly purified, non-antigenic, and low allergenic tripeptide fraction (collagen tripeptide, Ctp). We report here the effec...
BACKGROUND The clinical efficiency and functional outcomes of supracricoid partial laryngectomy (SCPL) with cricothyroidopexy (CTP) were compared with those of the traditional SCPL with cricohyoidoepiglottopexy (CHEP) in treating laryngeal squamous carcinoma involving anterior vocal commissure (AVC). METHODS From January 2000 to June 2009, 50 patients diagnosed with early- or intermediate-sta...
Background: Liver cirrhosis is one of the most significant causes death in many regions worldwide. This study aimed to assess correlation hemostatic and endocrine parameters with Child-Turcotte-Pugh (CTP) scoring patients non-alcoholic liver cirrhosis. Materials Methods: included 59 monitored for a gastroenterology clinic from January 2018 February 2019. The subjects were grouped according CTP ...
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