نتایج جستجو برای: ib
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BACKGROUND Breast cancer is the leading female cancer in the UK. Recent work has shown that Bone Morphogenetic Proteins (BMPs) and their receptors may be involved in the progression of breast cancer. The aim of the current study is to identify the role of BMPR-IB, one of these receptors, in breast cancer. MATERIALS AND METHODS Expression of BMPR-IB was examined in a cohort of breast tissue sa...
BACKGROUND AND PURPOSE Because of difficulty in distinguishing between superficial perforator (SP) and internal border-zone (IB) infarcts, some studies lumped SP and IB infarcts together as so-called subcortical white matter infarcts, which might complicate the classification of infarct type and its pathogenesis. Using diffusion-weighted MRI (DWI), we made comparative analyses of clinical and n...
We examined the effect of the A3 adenosine receptor (AR) agonist IB-MECA on infarct size in an open-chest anesthetized dog model of myocardial ischemia-reperfusion injury. Dogs were subjected to 60 min of left anterior descending (LAD) coronary artery occlusion and 3 h of reperfusion. Infarct size and regional myocardial blood flow were assessed by macrohistochemical staining with triphenyltetr...
Key issues/challenges/questions effecting IB and its adoption: • How will IB play with other IO interconnect and networking technologies (pcix, pci2.0, pciexpress, ethernet, fibre channel) • What role will IB play in future data centers. • What are IBs strengths and weaknesses compared to other interconnect technologies. • Why is the IB architecture so complex? • Some segments of the HPC commun...
During the course of the transformation of 1,3-dichloro-2-propanol (DCP) into (R)-3-chloro-1,2-propanediol [(R)-MCP] with the cell extract of Corynebacterium sp. strain N-1074, epichlorohydrin (ECH) was transiently formed. The cell extract was fractionated into two DCP-dechlorinating activities (fractions Ia and Ib) and two ECH-hydrolyzing activities (fractions IIa and IIb) by TSKgel DEAE-5PW c...
Inattentional blindness (IB) is the phenomenon where unattended objects are not noticed. IB is typically tested within a surprise presentation procedure: A novel object is presented on a critical trial for the first time without prior announcement. Previous research indicates that IB is high unless the novel object is (a) similar to the target of the present task or (b) perceptually salient. Th...
Background and objectives: Gamma-irradiation is used vastly for both decontamination and sterilization of natural products; but these high-energy rays can affect heat-sensitive essential oils. Methods: The oleo-gum-resin of Boswellia carterii (Burseraceae) was sterilized by γ-irradiation at dose 30 KGy. The essential oils obtained by hydrodistillation of non-irradiated Boswellia (NIB) and irrad...
Gain-of-toxic mutations in the N-glycosylation motif of the seipin/BSCL2 gene (namely, the N88S and S90L mutations) cause autosomal dominant motor neuron diseases, termed 'seipinopathy'. Expressed mutant seipin is improperly folded and accumulates in the endoplasmic reticulum (ER), leading to an unfolded protein response (UPR). Furthermore, cells expressing mutant seipin contain unique cytoplas...
A type of pathological behavior, imitation behavior (IB), is newly described. In this behavior patients imitate the examiner's gestures, although not instructed to do so. Patients explain that they thought they had to imitate the examiner. IB is the first stage of utilization behavior (UB). Neuropsychological examination of 40 patients with IB, of 35 with UB, and of 50 disease controls demonstr...
Ribonucleotide reductases (RNRs) convert nucleotides to deoxynucleotides in all organisms. Activity of the class Ia and Ib RNRs requires a stable tyrosyl radical (Yⁱ), which can be generated by the reaction of O2 with a diferrous cluster on the β subunit to form active diferric-Yⁱ cofactor. Recent experiments have demonstrated, however, that in vivo the class Ib RNR contains an active dimangane...
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