نتایج جستجو برای: cra
تعداد نتایج: 1118 فیلتر نتایج به سال:
BACKGROUND Caries risk assessment (CRA) is an essential element of contemporary clinical care for infants, children, and adolescents. CRA tools aid in the detection as well as documentation of caries risk predictors and let the health care professionals to be more active in identifying and referring high-risk patients for proper treatment and required prevention. The aim of the study was to ass...
BACKGROUND Effector binding is important for transcription factors, affecting both the pattern and function of transcriptional regulation to alter cell phenotype. Our previous work suggested that the affinity of the global transcription factor catabolite repressor/activator (Cra) for its effector fructose-1,6-bisphosphate (FBP) may contribute to succinate biosynthesis. To support this hypothesi...
Cost register automata (CRA) were proposed by Alur et all as an alternative model for weighted automata. In hope of finding decidable subclasses of CRA, they proposed to restrict their model with the copyless restriction but nothing is really know about the structure or properties of this new computational model called copyless CRA. In this paper we study the properties and expressiveness of co...
The 70-kb plasmid pYV of Yersinia enterocolitica directs the secretion of a set of proteins, called Yops, that are produced during infection of humans and animals. Trypanosoma cruzi, the agent of American trypanosomiasis, synthesizes a cytoplasmic protein termed CRA that is considered to be T. cruzi specific. To produce CRA in Y. enterocolitica, we constructed a hybrid yopE-CRA gene that we int...
13 The hemagglutinating (HA) activity of Cratylia mollis lectin (Cra) was evaluated and the influence of ultrasound and mechanical agitation on its activity examined. The antitumor activity of Cra-loaded liposomes was also investigated. Liposomes were obtained by the lipid thin film method. Physicochemical characterization was carried out and long-term stability of Cra-loaded liposomes assessed...
he U.S. Congress passed the Community Reinvestment Act (CRA) in 1977 to encourage depository institutions to meet the credit needs of lower income neighborhoods. The CRA was built on the simple proposition that deposit-taking banking organizations have a special obligation to serve the credit needs of the communities in which they maintain branches. At the time of the CRA’s passage, banks and t...
Cost register automata (CRA) and its subclass, copyless CRA, were recently proposed by Alur et al. as a new model for computing functions over strings. We study structural properties, expressiveness, and closure properties of copyless CRA. We show that copyless CRA are strictly less expressive than weighted automata and are not closed under reverse operation. To find a better class we impose re...
OBJECTIVE The purpose of this study was to determine the lifestyle and lifestyle-related comorbidities independently associated with colorectal adenoma (CRA) recurrence in elderly Chinese people. METHODS During the 5-year follow-up after the initial colonoscopy, participants aged >60 years with the diagnosis and removal of CRA underwent a complete surveillance colonoscopy, and 152 participant...
Basic science and clinical investigations have demonstrated that 13-cis-retinoic acid (cRA) has activity against malignant gliomas. To assess its effectiveness in the setting of recurrent glioblastoma multiforme (GBM), we performed a retrospective analysis of the medical records and neuroimaging results of patients with recurrent GBM who were treated with cRA. The toxicity profile of cRA, respo...
To examine the relationship between p-STAT3 and the clinicopathological parameters of colorectal adenocarcinoma (CRA), we initially conducted immunohistochemical (IHC) analyses on formalin-fixed tissues. A total of 127 invasive CRA, 20 colorectal adenomas and 20 normal mucosae were obtained. To clarify the validity of p-STAT3 as determined by the IHC analysis, quantitative real-time PCR was per...
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