نتایج جستجو برای: emf ecore

تعداد نتایج: 2514  

2013
Franco Cervellati Giuseppe Valacchi Laura Lunghi Elena Fabbri Paola Valbonesi Roberto Marci Carla Biondi Fortunato Vesce

We investigated the effect of high-frequency electromagnetic fields (HF-EMFs) and 17-β-estradiol on connexins (Cxs), integrins (Ints), and estrogen receptor (ER) expression, as well as on ultrastructure of trophoblast-derived HTR-8/SVneo cells. HF-EMF, 17-β-estradiol, and their combination induced an increase of Cx40 and Cx43 mRNA expression. HF-EMF decreased Int alpha1 and β 1 mRNA levels but ...

Journal: :Annales des Télécommunications 2008
Alastair McKinlay

In recent years, there has been an unprecedented increase in the use of devices emitting electromagnetic fields (EMF). This impinges on every aspect of day-to-day living, whether in the home, in public places or at work. While the benefits to society of such technologies, for example in mobile and other personal radio-communications, are accepted, significant public and media concern continues ...

Journal: :BMC Public Health 2007
Gábor Stefanics Lóránd Kellényi Ferenc Molnár Györgyi Kubinyi György Thuróczy István Hernádi

BACKGROUND There are about 1.6 billion GSM cellular phones in use throughout the world today. Numerous papers have reported various biological effects in humans exposed to electromagnetic fields emitted by mobile phones. The aim of the present study was to advance our understanding of potential adverse effects of the GSM mobile phones on the human hearing system. METHODS Auditory Brainstem Re...

2015
Shin Ohtani Akira Ushiyama Machiko Maeda Yuki Ogasawara Jianqing Wang Naoki Kunugita Kazuyuki Ishii

With the widespread use of radio-frequency devices, it is increasingly important to understand the biological effects of the associated electromagnetic fields. Thus, we investigated the effects of radio-frequency electromagnetic fields (RF-EMF) on T cell responses during development due to the lack of science-based evidence for RF-EMF effects on developmental immune systems. Sprague Dawley (SD)...

Journal: :Mutagenesis 1997
J B Mailhes D Young A A Marino S N London

Epidemiological studies suggest that exposure to electromagnetic fields (EMFs) in the environment may be associated with mutagenic changes, but the relation between EMF exposure and aneuploidy has not previously been studied. Environmental EMFs apparently lack the energy necessary to function as aneugens, but the possibility exists that EMFs could influence the incidence of aneuploidy synergist...

Journal: :American Industrial Hygiene Association journal 1993
N Clarkson M S Davies R Dixey

PURPOSE To investigate the hypothesis that exposure to a certain combination of static and time-varying electromagnetic fields (EMF) results in an increase in motility of the marine diatom Amphora coffeaeformis. MATERIALS AND METHODS Diatom motility on agar was positively correlated with calcium ion (Ca2+) concentration. In previous experiments extremely low frequency EMF (16 Hz) had the grea...

Journal: :Circulation 2016
Shyam S Kothari

Tropical endomyocardial fibrosis (EMF) is a neglected disease of poverty that afflicts rural populations in tropical low-income countries, with some certain high-prevalence areas. Tropical EMF is characterized by the deposition of fibrous tissue in the endomyocardium, leading to restrictive physiology. Since the first descriptions in Uganda in 1948, high-frequency areas for EMF have included Af...

2016
Tamás Ambrus Domonkos Asztalos Zsófia Borbély Melinda Tóth

Using UML modeling for designing a software product is heavily used by the industry. However the tool support for model based development have not reached the same level as the tool support of source code based development. Our goal was to provide a tool to support refactoring and static analysis of UML models, which were developed in the open source modeling framework, Papyrus [Papyrus 2014]. ...

2007
William J. Rea Yaqin Pan

Abstract A multiphase study was performed to find an effective method to evaluate electromagnetic field (EMF) sensitivity of patients. The first phase developed criteria for controlled testing using an environment low in chemical, particulate, and EMF pollution. Monitoring devices were used in an effort to ensure that extraneous EMF would not interfere with the tests. A second phase involved a ...

2011
Fatma A. Mohamed Azza A. Ahmed Noha N. Lasheen

This study was conducted to throw light on electromagnetic radiofrequency (EMR) emitted from cell phones which was accused of causing a number of negative health effects in the form of influencing on the heart and circulatory system. 110 adult albino rats, of both sexes, weighing 180200 gms were used in the present study. Animals were allocated into two main groups: group I, including rats expo...

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