نتایج جستجو برای: tra
تعداد نتایج: 5645 فیلتر نتایج به سال:
OBJECTIVE To compare transverse abdominis (TrA) contractility in stroke patients with hemiparesis and healthy adults using musculoskeletal ultrasonography. METHODS Forty-seven stroke patients with hemiparesis and 25 age-matched healthy control subjects participated in this study. Stroke patients were divided into three groups on the basis of their degree of ambulation. Group A consisted of 9 ...
It has been suggested that sexual identity in the germline depends upon the combination of a nonautonomous somatic signaling pathway and an autonomous X chromosome counting system. In the studies reported here, we have examined the role of the sexual differentiation genes transformer (tra) and doublesex (dsx) in regulating the activity of the somatic signaling pathway. We asked whether ectopic ...
Automatic symbolic tra c scene analysis is essential to many areas of IVHS (Intelligent Vehicle Highway Systems). Tra c scene information can be used to optimize tra c ow during busy periods, identify stalled vehicles and accidents, and aid the decision-making of an autonomous vehicle controller. Improvements in technologies for machine vision-based surveillance and high-level symbolic reasonin...
Roles of all-trans-retinoic acid (tRA), a metabolite of vitamin A (VA), in both tolerogenic and immunogenic responses are documented. However, how tRA affects the development of systemic autoimmunity is poorly understood. Here we demonstrate that tRA have paradoxical effects on the development of autoimmune lupus in the MRL/lpr mouse model. We administered, orally, tRA or VA mixed with 10% of t...
PURPOSE This study was designed to evaluate the in vitro cytotoxicity and in vivo efficacy of TRA-8, a mouse monoclonal antibody that binds to the DR5 death receptor for tumor necrosis factor-related apoptosis-inducing ligand (also called Apo2L), alone and in combination with CPT-11, against human colon cancer cells and xenografts. EXPERIMENTAL DESIGN DR5 expression was assessed on human colo...
Large-scale mobile trac analytics is becoming essential to digital infrastructure provisioning, public transportation, events planning, and other domains. Monitoring city-wide mobile trac is however a complex and costly process that relies on dedicated probes. Some of these probes have limited precision or coverage, others gather tens of gigabytes of logs daily, which independently oer limit...
Accurate yet simple methods for tra c engineering are important for e cient management of resources in broadband networks. The goal of this paper is to apply and evaluate large deviation techniques for tra c engineering. In particular, we employ the recently developed theory of e ective bandwidths, where the e ective bandwidth depends not only on the statistical characteristics of the tra c str...
The Caenorhabditis elegans hermaphrodite is essentially a female that produces sperm. In C. elegans, tra-2 promotes female fates and must be repressed to achieve hermaphrodite spermatogenesis. In an effort to learn how mating systems evolve, we have cloned tra-2 from C. remanei, the closest gonochoristic relative of C. elegans. We found its structure to be similar to that of Ce-tra-2 but its se...
The Air Tra c Flow Management (ATFM) service is designed to ensure an optimum ow of air tra c to or through areas within which tra c demand at times exceeds the available capacity of the Air Tra c Control (ATC) system. It protects air tra c control from overload situations which are potentially dangerous to the safety of air tra c. It also ensures the maximum utilization of ATC capacity in all ...
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