Corona discharge influences ozone concentrations near rats.

abstract：:This study reports the continuous 8-h monitoring of data on extremely low-frequency magnetic fields (ELF-MF) relating to 14 children and 35 teachers in 11 elementary schools in Northern Taiwan. It was anticipated that the subjects in two of these campuses would have elevated exposure to ELF-MF as a result of their clo...

journal_title：Bioelectromagnetics

authors： Lin IF,Li CY,Wang JD

更新日期：2008-10-01 00:00:00

abstract：:Extremely low-frequency (ELF) magnetic field exposure systems are usually subject to field disturbances induced by external sources. Here, a method for designing a feedback control system for cancelling the effect of external ELF magnetic field disturbances on the magnetic field over the exposure area is presented. Th...

journal_title：Bioelectromagnetics

authors： Wang PK

更新日期：1997-01-01 00:00:00

abstract：:Our previous studies showed that extremely low frequency magnetic fields (ELF-MFs) inhibited tumor growth and change proportion of splenic regulatory T cells (Treg cells). Here, we focus on the effect of ELF-MFs on lung metastatic melanoma mouse model and the regulatory mechanism of ELF-MFs on the differentiation of T...

journal_title：Bioelectromagnetics

authors： Tang R,Xu Y,Ma F,Ren J,Shen S,Du Y,Hou Y,Wang T

更新日期：2016-02-01 00:00:00

abstract：:Drosophila larvae reared inside a micro-metal box with an internal field strength 0.004 microT, were treated with a magnetic field of 50 Hz, 8 microT. for 20 min. Control experienced 0.004 microT. Cellular transcript levels were assessed using slot blots and quantified using a Phosphorimager. Blots were hybridised usi...

journal_title：Bioelectromagnetics

authors： Tipping DR,Chapman KE,Birley AJ,Anderson M

更新日期：1999-01-01 00:00:00

abstract：:Reports that low-intensity microwave radiation induces heat-shock reporter gene expression in the nematode, Caenorhabditis elegans, have recently been reinterpreted as a subtle thermal effect caused by slight heating. This study used a microwave exposure system (1.0 GHz, 0.5 W power input; SAR 0.9-3 mW kg(-1) for 6-we...

journal_title：Bioelectromagnetics

authors： Dawe AS,Bodhicharla RK,Graham NS,May ST,Reader T,Loader B,Gregory A,Swicord M,Bit-Babik G,de Pomerai DI

更新日期：2009-12-01 00:00:00

abstract：:A biphasic modulation of responsiveness of spleen lymphocytes to mitogens was observed in mice exposed to 2,450-MHz radiation at power densities of 5-15 mW/cm2 over various periods ranging between one and 17 days. This modulated phenomenon may be explained on the basis of 1) suppression of lymphocyte response to micro...

journal_title：Bioelectromagnetics

authors： Huang AT,Mold NG

更新日期：1980-01-01 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：:Digital cellular telephones using the GSM (Global System for Mobile Communication) transmit information in bursts of microwaves. This pulsed transmitting mode causes the battery current and currents in the electronics of the apparatus to be pulsed. These pulsed currents produce corresponding pulsed magnetic fields nea...

journal_title：Bioelectromagnetics

authors： Linde T,Mild KH

更新日期：1997-01-01 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：:To assess the effect of a magnetic treatment on pain perception, we compared the sensory threshold in 18 healthy volunteers. We determined the threshold by noninvasive electrical stimulation of the tooth pulp and skin before and after exposure to an altered magnetic field of low intensity and to a sham treatment. Five...

journal_title：Bioelectromagnetics

authors： Papi F,Ghione S,Rosa C,Del Seppia C,Luschi P

更新日期：1995-01-01 00:00:00

abstract：:Some epidemiological studies suggest association of childhood cancer with occupational exposure of the parents to magnetic fields. To test this relationship, 50 each of C57BL/6J female and C3H/HeJ male mice were exposed for 2 and 9 weeks, respectively, to 50 Hz sham (group A), 0.5 (group B), and 5 mT (group C) sinusoi...

journal_title：Bioelectromagnetics

authors： Otaka Y,Chida T,Yamagishi Y,Kitamura S

更新日期：2002-04-01 00:00:00

abstract：:Calcium (45Ca2+) efflux from preloaded synaptosomes was studied with a continuous perfusion technique and the rate constants of a two-phase efflux process calculated. When 16-Hz sinusoidally amplitude modulated 450-MHz microwave field (maximal incident intensity 0.5 mW/cm2, modulation depth 75%) was applied during the...

journal_title：Bioelectromagnetics

authors： Lin-Liu S,Adey WR

更新日期：1982-01-01 00:00:00

abstract：:We investigated the effects on human keratinocytes (HaCaT) of exposure to a sinusoidal magnetic field of 2 mT (50 Hz). These cells are a good model for studying interaction of nonionising radiation, because they are not shielded from fields in vivo and also because they are resistant to both mechanical and thermal sti...

journal_title：Bioelectromagnetics

authors： Manni V,Lisi A,Pozzi D,Rieti S,Serafino A,Giuliani L,Grimaldi S

更新日期：2002-05-01 00:00:00

abstract：:We sought to determine whether a 6-week exposure to a 50-Hz rotating magnetic field influences melatonin synthesis by 11-18 week-old Wistar-King male rats. Rats were exposed continuously to a rotating magnetic field at 1, 5, 50, or 250 microT (spatial vector rms) for 6 weeks, except for twice-weekly breaks of about 2 ...

journal_title：Bioelectromagnetics

authors： Kato M,Honma K,Shigemitsu T,Shiga Y

更新日期：1993-01-01 00:00:00

abstract：:Published and new data for grounded humans, swine, and rats exposed to vertical, 60-Hz electric fields are used to determine field strengths at the surfaces of the bodies and average components of induced-current density along the axes of the bodies. At the tops of the bodies, surface electric fields are increased (en...

journal_title：Bioelectromagnetics

authors： Kaune WT,Phillips RD

更新日期：1980-01-01 00:00:00

abstract：:The extent of electromagnetic interference (EMI) from 16.7-Hz alternate current power lines in the human surface electrocardiogram (ECG) was evaluated. Results showed a direct linear correlation between mean EMI and magnetic induction of 5.8-21 microT on a railroad platform (electric field: 270 V/m). EMI inside a rail...

journal_title：Bioelectromagnetics

authors： Schlimp CJ,Breiteneder M,Seifert J,Lederer W

更新日期：2007-07-01 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：:In epidemiological studies of electromagnetic fields and health effects, exposure classification is crucial. There is no generally accepted biophysical interaction mechanism, but many studies are based on the hypothesis of a causal relationship with the strength of magnetic field. Some definition of the magnitude of e...

journal_title：Bioelectromagnetics

authors： Reitan JB,Tynes T,Kvamshagen KA,Vistnes AI

更新日期：1996-01-01 00:00:00

abstract：:Pregnant squirrel monkeys were exposed to 2450-MHz (CW) microwaves at an equivalent power density of 10 mW/cm2 (SAR 3.4 mW/g) for three hours daily in a cavity-cage module. The exposure began when pregnancy was determined by a hormonal method, and continued through of offspring's first 9.5 months. After irradiation, t...

journal_title：Bioelectromagnetics

authors： Albert EN,Sherif MF,Papadopoulos NJ

更新日期：1981-01-01 00:00:00

abstract：:This paper investigates the influence of pulsed magnetic fields (PMFs) on amplitude of evoked, compound action potential (CAP) recorded from the segments of sciatic nerve in vitro. PMFs were applied for 30 min at frequency of 0.16 Hz and intensity of 15 mT. In confirmation of our previous reports, PMF exposure enhance...

journal_title：Bioelectromagnetics

authors： Ahmed Z,Wieraszko A

更新日期：2015-07-01 00:00:00

abstract：:We suggest an experimental comparison of two directions for applying the time-varying magnetic fields which have been found to speed spontaneous regeneration of injured peripheral nerves and in attempts to repair spinal cord injuries. Time-varying magnetic fields induce currents in a plane perpendicular to the magneti...

journal_title：Bioelectromagnetics

authors： Greenebaum B,Sisken BF

更新日期：2007-09-01 00:00:00

abstract：:Ejaculated, density purified, human spermatozoa were exposed to pulsed 900 MHz GSM mobile phone radiation at two specific absorption rate levels (SAR 2.0 and 5.7 W/kg) and compared with controls over time. Change in sperm mitochondrial membrane potential was analysed using flow cytometry. Sperm motility was determined...

journal_title：Bioelectromagnetics

authors： Falzone N,Huyser C,Fourie F,Toivo T,Leszczynski D,Franken D

更新日期：2008-05-01 00:00:00

abstract：:The widespread use of mobile phones and Wi-Fi-based communication devices makes exposure to radiofrequency electromagnetic fields (RF-EMF) unavoidable. Previous experiments have revealed the tumor-promoting effects of non-ionizing RF-EMF in adult carcinogen-treated mice in utero. To extend these investigations, we tes...

journal_title：Bioelectromagnetics

authors： Lerchl A,Klose M,Drees K (née Grote)

更新日期：2020-12-01 00:00:00

abstract：:The effects of an extremely low frequency (ELF) magnetic field on the sex hormones and other fertility parameters of adult male Sprague-Dawley rats were investigated. Adult male rats were exposed to a 50 Hz sinusoidal magnetic field at approximately 25 microT (rms) for 18 consecutive weeks. There were no significant e...

journal_title：Bioelectromagnetics

authors： Al-Akhras MA,Darmani H,Elbetieha A

更新日期：2006-02-01 00:00:00

abstract：:Effects of magnetic fields (MFs) on the activities of antioxidant enzymes of suspension-cultured tobacco cells were investigated. Compared with the control cells, exposure of the cells to static MF with the magnitudes of 10 and 30 mT for 5 days, 5 h each day, increased the activity of superoxide dismutase (SOD). In co...

journal_title：Bioelectromagnetics

authors： Sahebjamei H,Abdolmaleki P,Ghanati F

更新日期：2007-01-01 00:00:00

abstract：:The aim of this study was to determine a current density threshold for exciting the motor cortex area of the brain. The current density threshold for excitation of nerve fibres (20 microm in diameter) found in the literature is approximately 1 A/m(2) at frequencies lower than 1 kHz. In consideration of a safety factor...

journal_title：Bioelectromagnetics

authors： Kowalski T,Silny J,Buchner H

更新日期：2002-09-01 00:00:00

abstract：:Electric fields, which were equivalent to those generated by medical devices, were applied to cultured neuroblastoma cells (mouse and human) to test for morphological damage and to establish damage thresholds. Each of two methods of applying fields permitted flow of electrical current and minimized exposure of cells t...

journal_title：Bioelectromagnetics

authors： Krauthamer V,Bekken M,Horowitz JL

更新日期：1991-01-01 00:00:00

abstract：:Recent work has demonstrated that the reflection coefficient of human skin in the frequency range from 95 to 110 GHz (W band) mirrors the temporal relaxation of stress induced by physical exercise. In this work, we extend these findings to show that in the event of a subtle trigger to stress, such as mental activity, ...

journal_title：Bioelectromagnetics

authors： Safrai E,Ishai PB,Caduff A,Puzenko A,Polsman A,Agranat AJ,Feldman Y

更新日期：2012-07-01 00:00:00

abstract：:Stress proteins are important in protection during cardiac ischemia/reperfusion (cessation and return of blood flow) and are reportedly induced by electromagnetic (EM) fields. This suggests a possible ischemia protection role for EM exposures. To test this, chick embryos (96 h) were exposed to 60 Hz magnetic fields pr...

journal_title：Bioelectromagnetics

authors： DiCarlo AL,Farrell JM,Litovitz TA

更新日期：1998-01-01 00:00:00

abstract：:In order to demonstrate possible specific effects of microwaves at the cellular level V-79 Chinese hamster cells were exposed to 2.45-GHz radiation at power levels of 20-200 mW/cm2 and at specific absorption rates of 10-100 mW/g. Intracellular cytoplasmic changes were observed by fluorescence polarization using a meth...

journal_title：Bioelectromagnetics

authors： Dardalhon M,Moré C,Averbeck D,Berteaud AJ

更新日期：1984-01-01 00:00:00