نتایج جستجو برای: tsr
تعداد نتایج: 860 فیلتر نتایج به سال:
T he Test Storage Ring (TSR) has been in operation at the Max Planck Institute for Nuclear Physics for some 20 years now. It is a racetrack of sorts, with a 55-meter circumference, on which charged particles race around, guided by magnets. Compared with its big brothers, such as the new super-accelerator LHC at the European particle physics lab in Geneva, the TSR is quite modest. But by no mean...
Thrombospondin-1 (TSP-1) is a potent inhibitor of angiogenesis in vivo and of microvascular endothelial cell responses to angiogenic factors in vitro. CD36 is the cellular receptor for TSP-1 on microvascular endothelium and is necessary for its anti-angiogenic activity. The anti-angiogenic activity of TSP-1 is contained in a structural domain known as the TSP type I repeat (TSR-1). TSR-1 domain...
The purpose of the present study was to examine the effects of Toona sinensis Roemor extracts on antioxidative activities, brain morphological changes and cognitive ability. In an in vitro study, the antioxidant capacities of water extracts from Toona sinensis Roemor leaf (TSL), root (TSR) and bark (TSB) were evaluated by an alpha,alpha-diphenyl-beta-pricryl-hydrazyl radical-scavenging test. Th...
C-Mannosylation is a unique type of glycosylation occurring at the first Trp (W) in the WXXW motif, which is found in the thrombospondin type 1 repeat (TSR) of proteins. However, the biological function of C-mannosylation is not fully understood. In this study, we investigated the effect of C-mannosylated TSR-derived peptides on lipopolysaccharide (LPS)-induced signaling in macrophage-like RAW2...
Planar cell polarity (PCP) is a level of tissue organization in which cells adopt a uniform orientation within the plane of an epithelium. The process of tissue polarization is likely to be initiated by an extracellular gradient. Thus, determining how cells decode and convert this graded information into subcellular asymmetries is key to determining how cells direct the reorganization of the cy...
Invasion of the trachea is observed in ~6% of patients with differentiated thyroid carcinoma (DTC), and surgery is accepted as the treatment of choice. However, surgical procedures can be challenging and are associated with various risks. The authors of the present study performed a retrospective study of patients with DTC and tumor invasion of the trachea. Outcomes from patients that received ...
Table structure recognition (TSR) aims at extracting tables in images into machine-understandable formats. Recent methods solve this problem by predicting the adjacency relations of detected cell boxes, or learning to generate corresponding markup sequences from table images. However, they either count on additional heuristic rules recover structures, require a huge amount training data and tim...
Severe deficiency of ADAMTS13, a von Willebrand factor (VWF)–cleaving metalloprotease, causes thrombotic thrombocytopenic purpura. When analyzed with VWF multimers, but not with an abbreviated VWF peptide (VWF73) as the substrate, the plasma ADAMTS13 activity levels of mouse strains segregated into a high and a low group that differed by approximately 10 fold. Low ADAMTS13 activity was detected...
Physical information sensed by various sensors in a cyber-physical system should be collected for further operation. In many applications, data aggregation should take reliability and delay into consideration. To address these problems, a novel Tiered Structure Routing-based Delay-Aware and Reliable Data Aggregation scheme named TSR-DARDA for spherical physical objects is proposed. By dividing ...
In pathologic settings including retinal ischemia and malignant tumors, robust angiogenesis occurs despite the presence in the microenvironment of antiangiogenic proteins containing thrombospondin structural homology (TSR) domains. We hypothesized that antiangiogenesis mediated by TSR-containing proteins could be blunted by localized down-regulation of their cognate receptor on microvascular en...
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