نتایج جستجو برای: tra
تعداد نتایج: 5645 فیلتر نتایج به سال:
The dynamic and e cient usage of the resources is one of the fundamental aspects studied in the DIANA project [1]: at rst the tra c speci cation should re ects the real tra c demand, but, at the same time, optimise the resources requested. In applications, which uses RSVP, this can be reached with the introduction of the RVBR Service described in [2], which is based on the renegotiation of the ...
Drug trade-related violence has escalated dramatically in Mexico since 2007, and recent years have also witnessed large-scale e↵orts to combat tra cking, spearheaded by Mexico’s conservative PAN party. This study examines the direct and spillover e↵ects of Mexican policy towards the drug trade. Regression discontinuity estimates show that drug-related violence increases substantially after clos...
BACKGROUND Transradial approach (TRA) outweighed transfemoral approach (TFA) in acute coronary syndrome patients because the former has better short-term outcomes in high-volume percutaneous coronary intervention (PCI) centers. Our study was one of the limited studies specifically in comparing the short- and medium-term effects of TRA and those of TFA in patients undergoing elective PCIs. MET...
PURPOSE Activating extrinsic apoptotic pathways targeting death receptors (DR) using agonistic antibodies or TNF-related apoptosis-inducing ligand (TRAIL) is promising for cancer therapy. However, most pancreatic cancers are resistant to TRAIL therapy. The present studies aimed to identify combination therapies that enhance the efficacy of TRAIL therapy and to investigate the underlying mechani...
conclusions the eo muscle was thinner and had higher activity during adim in the ais group. analysis of our data showed that in the ais group the higher the lumbar spinal curve to the right, the thicker the right tra compared to the left tra. results there was no side to side asymmetry in muscle thickness at rest and also during adim in two groups. thickness of right eo [0.39 (0.09) in the ais ...
In this paper, we present an admission control technique for mixed real-time and nonreal-time tra c in nite length queues with PBS cell loss control. Real-time connections have both delay and loss constraints while non-real-time connections are only subject to cell loss constraints. We propose to provide each type of tra c with a separate capacity subregion with di erent QoS bounds. We introduc...
The primary goal of a data network is to carry data tra c. Some of the tra c carried in a network is control tra c such as routing, signalling and end-to-end protocol control. Unregulated growth of control tra c can jeopardize the primary goal of networks. This paper discusses scaling of control tra c in network protocols and proposes some general scaling techniques. Control tra c can be regula...
Managing large IP networks requires an understanding of the current tra c ows, routing policies, and network con guration. Yet, the state-of-the-art for managing IP networks involves manual con guration of each IP router, and tra c engineering based on limited measurements. The networking industry is sorely lacking in software systems that a large Internet Service Provider (ISP) can use to supp...
Recent analyses of real data/internet tra c indicate that data tra c exhibits long-range dependence as well as self-similar or multi-fractal properties. By using mathematical models of Internet tra c that share these properties we can perform analytical studies of network tra c. This gives us an opportunity to analyse potential bottlenecks and estimate delays in the networks. Processes with mul...
The complete nucleotide sequence was determined for pMAR7, an enteropathogenic Escherichia coli (EPEC) adherence factor (EAF) plasmid that contains genes encoding a type IV attachment pilus (Bfp) and the global virulence regulator per. Prototypic EAF plasmid pMAR7 is self-transmissible, unlike the smaller EAF plasmid pB171, which has no genes encoding conjugative functions. The tra locus, a hig...
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