نتایج جستجو برای: cat
تعداد نتایج: 34983 فیلتر نتایج به سال:
BACKGROUND COPD is a major cause of morbidity in smokers. The COPD assessment test (CAT) is a validated test for evaluation of COPD impact on health status. CAT is not a diagnostic test and pulmonary function test (PFT) still remains the most important diagnostic test. However, its predictive value for evaluation of disease impact is weak. The purpose of this study was to determine the relation...
PURPOSE To compare a novel combined acquisition technique (CAT) of turbo-spin-echo (TSE) and echo-planar-imaging (EPI) with conventional TSE. CAT reduces the electromagnetic energy load transmitted for spin excitation. This radiofrequency (RF) burden is limited by the specific absorption rate (SAR) for patient safety. SAR limits restrict high-field MRI applications, in particular. MATERIAL AN...
The activity of beta-catenin (beta-cat), a key component of the Wnt signaling pathway, is deregulated in about 40% of ovarian endometrioid adenocarcinomas (OEAs), usually as a result of CTNNB1 gene mutations. The function of beta-cat in neoplastic transformation is dependent on T-cell factor (TCF) transcription factors, but specific genes activated by the interaction of beta-cat with TCFs in OE...
BACKGROUND It has become evident that increased nitric oxide (NO) generation may be associated with production of reactive oxygen species, such as peroxynitrite (ONOO-). Peroxynitrite has been postulated to be responsible for several of the cytotoxic effects previously ascribed to NO. Since cellular arginine uptake has been shown to modulate nitric oxide synthase activity, we were intrigued to ...
We have seen equivalence query, split query and merge query. In this lecture, we want to talk about ordinal query and hierarchical clustering in Zadeh and Kempe [1]. For a set of elements, we can cluster the elements that are “similar to each other”. Moreover, for a same set of elements, we can have different way of clustering based on smaller concept or broader concept. For example, cat and do...
A real-data simulation of computerized adaptive testing (CAT) is an important step in real-life CAT applications. Such a simulation allows CAT developers to evaluate important features of the CAT system, such as item selection and stopping rules, before live testing. SIMPOLYCAT, an SAS macro program, was created by the authors to conduct real-data CAT simulations based on polytomous item respon...
PURPOSE This study reviews the quality of the extant outcome evidence for cognitive analytic therapy (CAT) to inform clinical practice and to stimulate a future CAT research strategy. METHOD An electronic search identified CAT efficacy and effectiveness studies and these were subject to systematic review. The methodological quality of studies meeting inclusion criteria were appraised using tw...
The 5' terminus of the Cyl actin gene transcription unit of Strongylocentrotus purpuratus was located by primer extension and other procedures, and the flanking upstream region was partially sequenced and mapped. A fusion gene was constructed containing about 2-5 kb of 5' flanking sequence, the transcribed leader sequence, and the first few codons of the Cyl gene ligated to the bacterial gene c...
The so-called quantum Cheshire cat is a phenomenon in which an object, identified with ``cat'', dissociated from property of the ``grin'' cat. We propose thought experiment, similar to this phenomenon, interferometric setup, where (a component polarization) object (photon) can be separated itself and simultaneously amplified when it already decoupled its object. further show that setup used dis...
The energy supply mode of a micro-cathodic arc thruster (μ-CAT) was adjusted based on the charge and discharge characteristics storage element, cathode μ-CAT were studied under different modes. We applied an electrical method to measure μ-CAT, with enhanced intensified coupled device spectrum detector plasma parameters allowing analysis internal logic among parameters, characteristics, mode. me...
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