نتایج جستجو برای: nbr

تعداد نتایج: 866  

2017
Claire Demoury Fabienne Marquant Géraldine Ielsch Stéphanie Goujon Christophe Debayle Laure Faure Astrid Coste Olivier Laurent Jérôme Guillevic Dominique Laurier Denis Hémon Jacqueline Clavel

BACKGROUND Exposures to high-dose ionizing radiation and high-dose rate ionizing radiation are established risk factors for childhood acute leukemia (AL). The risk of AL following exposure to lower doses due to natural background radiation (NBR) has yet to be conclusively determined. METHODS AL cases diagnosed over 1990-2009 (9,056 cases) were identified and their municipality of residence at...

2012
Hu Suk Lee Moon Her Michael Levine George E. Moore

17 Brucellosis is considered to be one of the most important zoonotic diseases in the world, 18 affecting underdeveloped and developing countries. The primary purpose of brucellosis control 19 is to prevent the spread of disease from animals (typically ruminants) to humans. The main 20 objective of this study was to retrospectively develop an appropriate time series model for cattle21 to-human ...

Journal: :Appetite 2016
Tadej Debevec Elizabeth J Simpson Igor B Mekjavic Ola Eiken Ian A Macdonald

Environmental hypoxia and inactivity have both been shown to modulate appetite. To elucidate the independent and combined effects of hypoxia and bed rest-induced inactivity on appetite-related hormones and subjective appetite, eleven healthy, non-obese males underwent three experimental interventions in a cross-over and randomized fashion: 1) Hypoxic confinement combined with daily moderate-int...

2017
Wei Zhang Yifei Tan Shu Shen Li Jiang Lunan Yan Jiayin Yang Bo Li Tianfu Wen Yong Zeng WenTao Wang Mingqing Xu

The influence of the biological relationship between the donor and the recipient is rarely discussed in living donor liver transplantation (LDLT), although it is believed to be an important risk factor in other types of organ transplantations. A total of 272 consecutive patients undergoing adult to adult right lobe LDLT were retrospectively analyzed and stratified into a nonbiologically related...

پایان نامه :وزارت علوم، تحقیقات و فناوری - پژوهشگاه پلیمر و پتروشیمی ایران - پژوهشکده پتروشیمی 1392

این پروژه، نانوکامپوزیت¬های الاستومر¬های گرمانرم برپایه پلی¬آمید6، لاستیک آکریلونیتریل بوتادی-ان و نانولوله¬کربنی تک¬دیواره¬عامل¬دار با اسید کربوکسیلیک تهیه گردیدند. تاثیر مقادیر 20، 40 و 60 درصد وزنی nbr و مقادیر 0.5، 1 و 1.5 درصد وزنی از نانولوله¬کربنی تک¬دیواره بروی خواص مکانیکی، مورفولوژی و رئولوژیکی نانوکامپوزیت¬های حاصل بررسی گردید. تهیه این نانوکامپوزیت¬ها درون یک مخلوط¬کن داخلی و بدون ع...

Journal: :Organic letters 2002
Kumaravel Selvakumar Alexander Zapf Matthias Beller

[reaction: see text] The Heck reaction of aryl chlorides was investigated in the presence of defined monocarbenepalladium(0) complexes. Activated and nonactivated aryl chlorides provide the corresponding cinnamic esters and stilbenes in (n)Bu(4)NBr as a ionic liquid in good to excellent yields.

Journal: :Dalton transactions 2008
Mark R J Elsegood Paul F Kelly Gillian Reid Paul M Staniland

Reaction of o-mesitylsulfonylhydroxylamine (MSH) with Ph(2)Se results in the [Ph(2)SeNH(2)](+) cation; low temperature deprotonation (LDA), bromination (NBS) and then treatment with Ph(2)Se-Na[BPh(4)] generates [Ph(2)SeNSePh(2)][BPh(4)], via the selenimides Ph(2)Se=NH and Ph(2)Se=NBr.

Journal: :Chest 1998
A Marabini G Cardinalini C Severini A Ripandelli A Siracusa

STUDY OBJECTIVE Inhaled corticosteroid (ICS) treatment is first-line maintenance therapy in bronchial asthma. However, it is not clear whether and when ICS treatment can be withdrawn. The aim of this open study was to assess whether normalization of bronchial responsiveness could be used as a reliable index to assess the opportunity of ICS treatment withdrawal. DESIGN Open study at two differ...

Journal: :Journal of applied physiology 2016
Tadej Debevec Vincent Pialoux Sabine Ehrström Alexandra Ribon Ola Eiken Igor B Mekjavic Grégoire P Millet

Independently, both inactivity and hypoxia augment oxidative stress. This study, part of the FemHab project, investigated the combined effects of bed rest-induced unloading and hypoxic exposure on oxidative stress and antioxidant status. Healthy, eumenorrheic women were randomly assigned to the following three 10-day experimental interventions: normoxic bed rest (NBR;n= 11; PiO2 = 133 mmHg), no...

2014
Daniel Martinez-Ramirez Juan Giugni Vinata Vedam-Mai Aparna Wagle Shukla Irene A. Malaty Nikolaus R. McFarland Ramon L. Rodriguez Kelly D. Foote Michael S. Okun

OBJECTIVE Formulate a definition and describe the clinical characteristics of PD patients with a "brittle response" (BR) to medications versus a "non-brittle response" (NBR), and characterize the use of DBS for this population. METHODS An UF IRB approved protocol used a retrospective chart review of 400 consecutive PD patients presenting to the UF Center for Movement Disorders and Neurorestor...

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