نتایج جستجو برای: emf ecore

تعداد نتایج: 2514  

2012
Yvan Touitou Brahim Selmaoui

In the past 30 years the concern that daily exposure to extremely low-frequency magnetic fields (ELF-EMF) (1 to 300 Hz) might be harmful to human health (cancer, neurobehavioral disturbances, etc) has been the object of debate, and has become a public health concern. This has resulted in the classification of ELF-EMF into category 2B, ie, agents that are "possibly carcinogenic to humans" by the...

2015
FARID AIT-CHAALAL TAPIO SCHNEIDER

The extratropical eddy momentum flux (EMF) is controlled by generation, propagation, and dissipation of large-scale eddies and is concentrated in Earth’s upper troposphere. An idealized GCM is used to investigate how this EMF structure arises. In simulations in which the poles are heated more strongly than the equator, EMF is concentrated near the surface, demonstrating that surface drag genera...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Catherine A Gehring Christopher M Sthultz Lluvia Flores-Rentería Amy V Whipple Thomas G Whitham

Plant genetic variation and soil microorganisms are individually known to influence plant responses to climate change, but the interactive effects of these two factors are largely unknown. Using long-term observational studies in the field and common garden and greenhouse experiments of a foundation tree species (Pinus edulis) and its mutualistic ectomycorrhizal fungal (EMF) associates, we show...

Journal: :Environmental Health Perspectives 1993
N Paneth

Some laboratory experiments have suggested that power-frequency electric and magnetic fields (EMF) may be capable of influencing calcium efflux from cell membranes, pineal function, and circadian rhythms. As yet, however, no consistent, replicable laboratory model has been developed for any of these effects. Most assessments of human volunteers exposed to EMF have been negative, but occasional ...

Journal: :Turkish journal of haematology : official journal of Turkish Society of Haematology 2009
Mohamed Abd El-Azim Hashem Nabela Imam El-Sharkawy

OBJECTIVE The present study was carried out to investigate the potential effects of extremely low-frequency electromagnetic fields (ELF-EMF) and lead acetate on some hemato-biochemical, immune and pathologic variables in mice. METHODS A total of 90 female mice were equally divided into six groups. (Gp. 1) kept as control, (Gp. 2) exposed to EMF of 2 millitesla (mT) intensity and 50 Hz frequen...

2015
Antonia Patruno Mirko Pesce Alfredo Grilli Lorenza Speranza Sara Franceschelli Maria Anna De Lutiis Giovina Vianale Erica Costantini Paolo Amerio Raffaella Muraro Mario Felaco Marcella Reale Ferenc Gallyas

Several reports suggest that ELF-EMF exposures interact with biological processes including promotion of cell proliferation. However, the molecular mechanisms by which ELF-EMF controls cell growth are not completely understood. The present study aimed to investigate the effect of ELF-EMF on keratinocytes proliferation and molecular mechanisms involved. Effect of ELF-EMF (50 Hz, 1 mT) on HaCaT c...

2017
Ana Luiza C. Sayegh Marcelo R. dos Santos Patricia de Oliveira Fábio Fernandes Eduardo Rondon Francis R. de Souza Vera M. C. Salemi Maria Janieire de N. N. Alves Charles Mady

BACKGROUND Endomyocardial fibrosis (EMF) is a rare disease, characterized by diastolic dysfunction which leads to reduced peak oxygen consumption (VO2). Cardiopulmonary exercise testing (CPET) has been proved to be a fundamental tool to identify central and peripheral alterations. However, most studies prioritize peak VO2 as the main variable, leaving aside other important CPET variables that c...

Journal: :The New phytologist 2010
Peter Kennedy

The field of ectomycorrhizal fungal (EMF) ecology has largely developed outside the ecological mainstream, owing in large part to the challenges in studying the structure and dynamics of EMF communities. With advances in molecular identification and other research techniques, however, there has been growing interest among mycologists and ecologists in understanding how different ecological fact...

2014
Gábor Szárnyas Oszkár Semeráth Benedek Izsó Csaba Debreceni Ábel Hegedüs Zoltán Ujhelyi Gábor Bergmann

Automated model transformations are frequently integrated to modeling environments, requiring both high performance and a concise programming interface to support software engineers. The objective of the EMF-INCQUERY [2] framework is to provide a declarative way to define queries over EMF models. EMF-INCQUERY extended the pattern language of VIATRA with new features (including transitive closur...

Journal: :Pediatric annals 2017
Tayaba Miah Deepak Kamat

There has been an exponential increase in the use of electronic devices over the past few decades. This has led to increased exposure to electromagnetic fields (EMF). Electric fields result from differences in voltage, whereas magnetic fields result from the flow of electric current. Higher-frequency waves of EMF have more energy than lower-frequency waves, and thus generally tend to be more ha...

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