نتایج جستجو برای: local and pulsed elf

تعداد نتایج: 16905152  

احمدیان, شهین, بلوری, بهرام, خاوری, بهناز , شفیع زاده, مهشید , پاژنگ, یعقوب ,

Background: In the recent decades, there has been an increasing effort to study possible biological effects of extremely low frequency electromagnetic fields (ELF-EMFs). In this study, the effects of 50 Hz, 0.6 mT pulsed electromagnetic field on proliferation and biochemical properties, in a prostate cancer cell line, DU-145, and the simultaneous treatment of these cells with electromagnetic fi...

Journal: :Journal of neurochemistry 1996
D J DeGracia R W Neumar B C White G S Krause

We used in vitro translation and antibodies against phosphoserine and the eukaryotic initiation factors elF-4E, elF-4G, and elF-2 alpha to examine the effects of global brain ischemia and reperfusion on translation initiation and its regulation in a rat model of 10 min of cardiac arrest followed by resuscitation and 90 min of reperfusion. Translation reactions were performed on postmitochondria...

احمدیان, شهین, بلوری, بهرام, خاوری, بهناز, شفیع زاده, مهشید, پاژنگ, یعقوب,

Background: In the recent decades, there has been an increasing effort to study possible biological effects of extremely low frequency electromagnetic fields (ELF-EMFs). In this study, the effects of 50 Hz, 0.6 mT pulsed electromagnetic field on proliferation and biochemical properties, in a prostate cancer cell line, DU-145, and the simultaneous treatment of these cells with electromagnetic fi...

2011
Tomohiro Kondo Noboru Hattori Nobuhisa Ishikawa Hiroshi Murai Yoshinori Haruta Nobuyuki Hirohashi Koichi Tanigawa Nobuoki Kohno

BACKGROUND KL-6 is a mucin-like glycoprotein expressed on the surface of alveolar type II cells. Elevated concentrations of KL-6 in serum and epithelial lining fluid (ELF) in patients with acute respiratory distress syndrome (ARDS) have been previously reported; however, kinetics and prognostic significance of KL-6 have not been extensively studied. This study was conducted to clarify these poi...

2014
Chao-Ying Huang Cheng-Wei Chang Chaang-Ray Chen Chun-Yu Chuang Chi-Shiun Chiang Wun-Yi Shu Tai-Ching Fan Ian C. Hsu

In daily life, humans are exposed to the extremely low-frequency electromagnetic fields (ELF-EMFs) generated by electric appliances, and public concern is increasing regarding the biological effects of such exposure. Numerous studies have yielded inconsistent results regarding the biological effects of ELF-EMF exposure. Here we show that ELF-EMFs activate the ATM-Chk2-p21 pathway in HaCaT cells...

Journal: :Journal of computational chemistry 2008
Julien Pilmé Jean-Philip Piquemal

We propose here an evaluation of chemically intuitive distributed electrostatic moments using the topological analysis of the electron localization function (ELF). As this partition of the total charge density provides an accurate representation of the molecular dipole, the distributed electrostatic moments based on the ELF partition (DEMEP) allows computing of local moments located at non atom...

Background: Extremely low-frequency electromagnetic fields (ELF-EMFs) have gathered significant consideration for their possible pathogenicity. However, their effects on nervous system functions were not fully clarified. In this study, our aim was to assay the effect of ELF-EMFs with different intensity on memory, anxiety, antioxidant activity, beta amyloid (Aβ) deposition and microglia populat...

Journal: :Bioelectromagnetics 2007
Cindy Sage Olle Johansson S Amy Sage

Initial tests indicate that personal and occupational use of personal digital assistants (PDAs or palm-held wireless units) produce high intensity bursts of extremely-low frequency electromagnetic fields (ELF-EMF). These emissions could result in comparatively high ELF-EMF exposure in persons that carry a PDA close to the body (i.e., in a pocket or on a belt); or held to the head for cell phone...

2014
Mehmet Dogru Veysi Akpolat Arzum Guler Dogru Beyza Karadede Atilim Akkurt M. Irfan Karadede

The purpose of this study was to evaluate whether 50 Hz extremely low frequency electromagnetic fields (ELF-EMFs) affect the amount of orthodontic tooth movement in rats. The experiments were performed on 18 male Sprague-Dawley rats. The rats were randomly divided into three groups (n = 6): cage-control (Cg-Cnt) group (n = 6); sinusoidal electromagnetic field (SEMF) group (n = 6); and pulsed el...

Introduction: The present study investigated the interactive effect of GABAB receptors and extremely low frequency electromagnetic field (ELF-EMF) on foot shock-induced aggression in rats. Methods: fifty adult male rats were randomly assigned into 10 groups. Groups 2, 4, 6, 8 and 10 were exposed to 50 Hz, 500 µT ELF-EMF for 30 days 8h per day while the remaining groups (1, 3, 5, 7 and 9) were...

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