نتایج جستجو برای: operator shield

تعداد نتایج: 102199  

2017

©2017 Blue Cross and Blue Shield of Louisiana An independent licensee of the Blue Cross and Blue Shield Association No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without permission from Blue Cross and Blue Shield of Louisiana. Page 1 of 34 Applies to all products admin...

2017

©2017 Blue Cross and Blue Shield of Louisiana An independent licensee of the Blue Cross and Blue Shield Association No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without permission from Blue Cross and Blue Shield of Louisiana. Page 1 of 23 Applies to all products admin...

Journal: :Development 1993
S E Stachel D J Grunwald P Z Myers

The zebrafish dorsoventral axis can first be distinguished at gastrulation, upon formation of the embryonic shield, the site of the organizer. We have asked whether the shield is specified before gastrulation. First, we show that brief exposure of premidblastula embryos to lithium, which is known to shut down the phospho-inositol signaling pathway, produces excessive shield formation and extrem...

Journal: :Biotechnology and bioengineering 2017
Amanda N Steele Lei Cai Vi N Truong Bryan B Edwards Andrew B Goldstone Anahita Eskandari Aaron C Mitchell Laura M Marquardt Abbygail A Foster Jennifer R Cochran Sarah C Heilshorn Y Joseph Woo

In the last decade, numerous growth factors and biomaterials have been explored for the treatment of myocardial infarction (MI). While pre-clinical studies have demonstrated promising results, clinical trials have been disappointing and inconsistent, likely due to poor translatability. In the present study, we investigate a potential myocardial regenerative therapy consisting of a protein-engin...

Journal: :CoRR 2017
Mohammed Alshiekh Roderick Bloem Rüdiger Ehlers Bettina Könighofer Scott Niekum Ufuk Topcu

Reinforcement learning algorithms discover policies that maximize reward, but do not necessarily guarantee safety during learning or execution phases. We introduce a new approach to learn optimal policies while enforcing properties expressed in temporal logic. To this end, given the temporal logic specification that is to be obeyed by the learning system, we propose to synthesize a reactive sys...

Journal: :Brazilian journal of microbiology : [publication of the Brazilian Society for Microbiology] 2018
Chun-Hao Jiang Ping Xie Ke Li Yue-Sheng Xie Liu-Jun Chen Jin-Suo Wang Quan Xu Jian-Hua Guo

Biofertilizer Ning shield was composed of different strains of plant growth promotion bacteria. In this study, the plant growth promotion and root-knot nematode disease control potential on Trichosanthes kirilowii in the field were evaluated. The application of Ning shield significantly reduced the diseases severity caused by Meloidogyne incognita, the biocontrol efficacy could reached up to 51...

2008
Peter Sergeant Ivan Cimrák Valdemar Melicher Luc Dupré Roger Van Keer Alois Steindl

For shielding applications that cannot sufficiently be shielded by only a passive shield, it is useful to combine a passive and an active shield. Indeed, the latter does the “finetuning” of the field reduction that is mainly caused by the passive shield. The design requires the optimization of the geometry of the passive shield, the position of all coils of the active shield, and the real and i...

2015
Roderick Bloem Bettina Könighofer Robert Könighofer Chao Wang

Scalability issues may prevent users from verifying critical properties of a complex hardware design. In this situation, we propose to synthesize a “safety shield” that is attached to the design to enforce the properties at run time. Shield synthesis can succeed where model checking and reactive synthesis fail, because it only considers a small set of critical properties, as opposed to the comp...

Journal: :تحقیقات نظام سلامت 0
احسان حاجی عظیمی کارشناس ارشد، گروه بهداشت حرفه ای، دانشکده پزشکی، دانشگاه تربیت مدرس، تهران، ایران.) علی خوانین دانشیار، گروه بهداشت حرفه ای، دانشکده پزشکی، دانشگاه تربیت مدرس، تهران، ایران. اردلان سلیمانیان کارشناس ارشد، گروه بهداشت حرفه ای، دانشکده پزشکی، دانشگاه تربیت مدرس، تهران، ایران فیروز ولی پور مربی، مرکز تحقیقات پژوهشگاه بهداشت، دانشگاه علوم پزشکی بقیه الله (عج)، تهران، ایران. حبیب اله دهقان مربی، گروه بهداشت حرفه ای، دانشکده بهداشت، دانشگاه علوم پزشکی اصفهان، اصفهان، ایران

background: heat stress is one of the agents in the work environment that can create numerous problems for workers. the objective of this research is to study heat stress control in the foundry platform of a steel plant in tehran. methods: in this experimental study, controlling plans were demonstrated for the work conditions improvement in one of steel plant's foundry platforms. for controllin...

Background: The use and effectiveness of traditional lead gonad shields in pediatric pelvic radiography has been challenged by several literatures over the past two decades. The aim of this study was to develop a new radioprotective gonad shields to be use in pediatric pelvic radiography. Materials and Methods: The commercially available 0.06 mm lead equivalent bismuth garment has cropped squar...

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