Study of p53 expression and post-transcriptional modifications after GSM-900 radiofrequency exposure of human amniotic cells.

abstract：:In this study, we aimed to clarify the effects of chronically applied static magnetic field (200 Gauss) on specific ATPase activities and bioelectrical and biomechanical responses in isolated rat diaphragm muscle. The mean activities of Na(+)-K+ ATPase and Ca2+ ATPase determined from the diaphragm homogenates were sig...

journal_title：Bioelectromagnetics

authors： Iteğin M,Günay I,Loğoğlu G,Isbir T

更新日期：1995-01-01 00:00:00

abstract：:The present analysis was stimulated by previous findings on the possible influence of natural ultralow-frequency (ULF; 0.001-10 Hz) geomagnetic field variations on the cardiovascular system and indications of an effect of man-made ULF magnetic fields on the rate of myocardial infarction. In the present study, we consi...

journal_title：Bioelectromagnetics

authors： Ptitsyna NG,Villoresi G,Kopytenko YA,Kudrin VA,Tyasto MI,Kopytenko EA,Iucci N,Voronov PM,Zaitsev DB

更新日期：1996-01-01 00:00:00

abstract：:A retrospective study on reproductive hazards was performed among 542 employees at Swedish power plants. Questionnaires were answered by 89% of the employees. Data on pregnancies were checked by studying hospital case records. There was a statistically significant, decreased frequency of "normal" pregnancy outcome, al...

journal_title：Bioelectromagnetics

authors： Nordström S,Birke E,Gustavsson L

更新日期：1983-01-01 00:00:00

abstract：:Hyperthermia has been used in conjunction with radiation and chemotherapy for cancer treatment. When using electromagnetic heating, applicators are critical components in contact with or in proximity to patients and can be the determining factor for effective and safe treatment. Tissue absorption of electromagnetic en...

journal_title：Bioelectromagnetics

authors： Chou CK

更新日期：1992-01-01 00:00:00

abstract：:The aim of the present study was to determine millimeter wave (MMW) absorption by blood vessels traversing the subcutaneous fat layer of murine skin. Most calculations were performed using the finite-difference time-domain (FDTD) technique. We used two types of models: (1) a rectangular block of multilayer tissue with...

journal_title：Bioelectromagnetics

authors： Alekseev SI,Ziskin MC

更新日期：2011-09-01 00:00:00

abstract：:An elementary model consisting of one charged particle in a viscous medium exposed to weak ac-dc low-frequency magnetic fields is analyzed to identify and explain the fundamental characteristics of the physical mechanisms that result in a resonance response, which is similar to the familiar cyclotron resonance. The mo...

journal_title：Bioelectromagnetics

authors： Durney CH,Rushforth CK,Anderson AA

更新日期：1988-01-01 00:00:00

abstract：:The wide and growing use of cellular phones has raised questions about the possible health risks associated with radio frequency (RF) electromagnetic fields. It would be helpful for epidemiologists as well as cellular phone users to obtain the relative exposure levels, because the RF exposure level is very difficult t...

journal_title：Bioelectromagnetics

authors： Kim SC,Nam KC,Kim DW

更新日期：2006-09-01 00:00:00

abstract：:We summarize the results of several of our recent studies on the dielectric properties of protein solutions, tissues, and nonionic microemulsions at microwave frequencies extending to 18 GHz. The data in all cases are analyzed using the Maxwell mixture theory to determine the dielectric properties of the suspending wa...

journal_title：Bioelectromagnetics

authors： Foster KR,Schepps JL,Epstein BR

更新日期：1982-01-01 00:00:00

abstract：:We have shown that 50 Hz sinusoidal magnetic fields within the 5-10 microTesla (microT) rms range cause an intensity-dependent reduction in nerve growth factor (NGF) stimulation of neurite outgrowth (NO) in PC-12 cells. Here we report on the frequency dependence of this response over the 15-70 Hz range at 5 Hz interva...

journal_title：Bioelectromagnetics

authors： Blackman CF,Benane SG,House DE

更新日期：1995-01-01 00:00:00

abstract：:Occupational exposure to the high static magnetic fields (SMFs) during magnetic resonance imaging (MRI) examinations raises concerns of adverse health effects. In this study, personal exposure monitoring of the magnetic fields during routine examinations in two 3 T MRI systems was carried out. A three-axis Hall magnet...

journal_title：Bioelectromagnetics

authors： Yamaguchi-Sekino S,Nakai T,Imai S,Izawa S,Okuno T

更新日期：2014-01-01 00:00:00

abstract：:A new method for finding the dielectric parameters of biological substances is presented. The method makes use of the loss-tangent as a function of frequency to identify the dominating relaxation process. The method was tested for a few cell suspensions (blood and lymphocytes) and two tissues (liver and spleen). The o...

journal_title：Bioelectromagnetics

authors： Surowiec A,Stuchly SS

更新日期：1986-01-01 00:00:00

abstract：:Pulsed electromagnetic fields (PEMF) have been proven to be effective for promoting bone mass and regulating bone turnover both experimentally and clinically. However, the exact mechanisms for the regulation of PEMF on osteoclastogenesis as well as optical exposure parameters of PEMF on inhibiting osteoclastic activit...

journal_title：Bioelectromagnetics

authors： Wang P,Liu J,Yang Y,Zhai M,Shao X,Yan Z,Zhang X,Wu Y,Cao L,Sui B,Luo E,Jing D

更新日期：2017-12-01 00:00:00

abstract：:In the present experiment, the effect of a single 30 min inhomogeneous static magnetic field (SMF) exposure on thermal pain threshold (TPT) was examined in 15 young healthy human volunteers. The SMF had a maximum peak-to-peak amplitude of 330 mT with a maximum gradient of 13.2 T/m. In either of two experimental sessio...

journal_title：Bioelectromagnetics

authors： Kovács-Bálint Z,Csathó A,László JF,Juhász P,Hernádi I

更新日期：2011-02-01 00:00:00

abstract：:The potential ability of radiofrequency electromagnetic radiation (RFR) in the microwave range to induce mutagenesis, chromosomal aberrations, and sister chromatid exchanges in mammalian cells is being explored in our laboratories. In addition, we have also been examining the ability of simultaneous exposure to RFR an...

journal_title：Bioelectromagnetics

authors： Meltz ML,Eagan P,Erwin DN

更新日期：1990-01-01 00:00:00

abstract：:Both positive and negative biological effects of microwaves on drug actions in rats exposed to 1-mW/cm2, 2,450-MHz microwaves have been reported by several investigators. We conducted dosimetry studies for seven different exposure conditions to determine whether these different results could be due to the rats having ...

journal_title：Bioelectromagnetics

authors： Chou CK,Guy AW,McDougall JA,Lai H

更新日期：1985-01-01 00:00:00

abstract：:This study was undertaken to investigate whether power frequency magnetic fields can affect the kinetics of cell cycle progression in exposed human cells. To achieve this, cultures of normal human fibroblasts were synchronised in the G(0) phase of the cell cycle and exposed to 50 Hz magnetic fields at a range of flux ...

journal_title：Bioelectromagnetics

authors： Cridland NA,Haylock RG,Saunders RD

更新日期：1999-10-01 00:00:00

abstract：:Electric fields induced in a conductive body by the magnetic field of a current-carrying wire were analyzed theoretically and experimentally to assess the dosimetric importance of highly nonuniform, field-exposure conditions. Experimentation revealed that a 60-Hz magnetic field was inversely proportional to the radius...

journal_title：Bioelectromagnetics

authors： Robertson-De Mers KA,Miller DL

更新日期：1992-01-01 00:00:00

abstract：:Irreversible changes in the heat capacity of human erythrocyte ghost suspensions due to the effect of 330-MHz radiofrequency radiation (at a specific absorption rate of approximately 9 mW/g) were detected by the method of scanning differential microcalorimetry. Using the data obtained from the analysis of infrared spe...

journal_title：Bioelectromagnetics

authors： Shnyrov VL,Zhadan GG,Akoev IG

更新日期：1984-01-01 00:00:00

abstract：:Cytostatic-induced polyneuropathy (CIPN) is a common and serious toxicity in tumor patients. Treatment and prophylactic measures are mainly ineffective. Therefore, there is an urgent need to establish a sufficient therapy for pPNP. Between July 2007 and August 2008, 20 patients were treated with low frequency (4-12 Hz...

journal_title：Bioelectromagnetics

authors： Geiger G,Mikus E,Dertinger H,Rick O

更新日期：2015-04-01 00:00:00

abstract：:We studied the effect produced on the development and functional activity of skeletal muscle cells from newborn Wistar rats in primary culture by weak static magnetic fields (WSMF; 60-400 µT) with a high capacity of penetrating the biological media. To reduce the impact of external magnetic fields, cells were cultured...

journal_title：Bioelectromagnetics

authors： Surma SV,Belostotskaya GB,Shchegolev BF,Stefanov VE

更新日期：2014-12-01 00:00:00

abstract：:The stimulatory effects on germination of seeds and growth of plants of static magnetic field (MF) pre-treatments depending on MF intensity, exposure time periods, signal form, flux density, and source frequencies on plants are reported. Seed germination frequency is low due to dormancy in Lathyrus chrysanthus Boiss. ...

journal_title：Bioelectromagnetics

authors： Bahadir A,Beyaz R,Yildiz M

更新日期：2018-10-01 00:00:00

abstract：:This study was designed to determine the changes that occur in the thermoregulatory ability of the immature rat repeatedly exposed to low-level microwave radiation. Beginning at 6-7 days of age, previously untreated rats were exposed to 2,450-MHz continuous-wave microwaves at a power density of 5 mW/cm2 for 10 days (4...

journal_title：Bioelectromagnetics

authors： Spiers DE,Adair ER

更新日期：1987-01-01 00:00:00

abstract：:Blackman et al. [1994] describe an experiment that purports to show that weak 45 Hz magnetic fields inhibit the growth of neurites from PC-12 cells treated with a growth stimulation factor. I present a statistical analysis of the data in that paper that shows that the data were corrupted in some way; hence, the result...

journal_title：Bioelectromagnetics

authors： Adair RK

更新日期：1996-01-01 00:00:00

abstract：:In-vitro studies of biological effects of electromagnetic fields are often conducted with cultured cells either in suspension or grown in a monolayer. In the former case, the exposed medium can be assumed to be homogeneous; however, eventually the cells settle to the bottom of the container forming a two layer system ...

journal_title：Bioelectromagnetics

authors： Wang W,Litovitz TA,Penafiel LM,Meister R

更新日期：1993-01-01 00:00:00

abstract：:Ozone can be produced by corona discharge either in dry air or when one electrode is submerged in water. Since ozone is toxic, we examined whether ozone production by corona near laboratory animals could reach levels of concern. Male rats were exposed to a corona discharge and the concentration of ozone produced was m...

journal_title：Bioelectromagnetics

authors： Goheen SC,Gaither K,Anantatmula SM,Mong GM,Sasser LB,Lessor D

更新日期：2004-02-01 00:00:00

abstract：:This is the first of two articles addressing the most appropriate crossover frequency at which incident power flux density (S(inc)) replaces the spatial peak value of the specific energy absorption rate (SAR) averaged over 1 or 10 g (i.e., peak 1 or 10 g SAR) as the basic restriction for protecting against radiofreque...

journal_title：Bioelectromagnetics

authors： Anderson V,Croft R,McIntosh RL

更新日期：2010-09-01 00:00:00

abstract：:In an hypothesis-generating case-control study of amyotrophic lateral sclerosis, lifetime occupational histories were obtained. The patients (n = 28) were clinic based. The occupational exposure of interest in this report is electromagnetic fields (EMFs). This is the first and so far the only exposure analyzed in this...

journal_title：Bioelectromagnetics

authors： Davanipour Z,Sobel E,Bowman JD,Qian Z,Will AD

更新日期：1997-01-01 00:00:00

abstract：:An automated blood sampling system was developed for use with tethered baboons (Papio cynocephalus) during concurrent exposure to 60 Hz 30 kV/m electric fields and 0.1 mT (1.0 G) magnetic fields. The system was controlled by a FORTH-based microcomputer, which operated a pump, a fraction collector, and two pinch valves...

journal_title：Bioelectromagnetics

authors： Rogers WR,Lucas JH,Mikiten BC,Smith HD,Orr JL

更新日期：1995-01-01 00:00:00

abstract：:Fertile eggs of the Coturnix quail were exposed twice a day for 30 min to 2.45-GHz continuous wave radiation at power densities of 25 or 50 mW cm-2 throughout the 17-day incubation period. Other eggs were exposed to 20 degrees C or 24 degrees C temperatures twice daily. Repeated exposures to 20 degrees C, 24 degrees C...

journal_title：Bioelectromagnetics

authors： Byman D,Battista SP,Wasserman FE,Kunz TH

更新日期：1985-01-01 00:00:00

abstract：:The constant exposure of modern society to extremely low frequency magnetic fields (ELF-MF) has raised considerable concerns about the potential risks to male reproduction. However, the epidemiological and experimental data remain contradictory and inconclusive. In the present study, we investigated the effects of 50 ...

journal_title：Bioelectromagnetics

authors： Duan W,Liu C,Wu H,Chen C,Zhang T,Gao P,Luo X,Yu Z,Zhou Z

更新日期：2014-01-01 00:00:00