A numerical and experimental comparison of human head phantoms for compliance testing of mobile telephone equipment.

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：:The clinical and preclinical use of high-field intensity (HF, 3 T and above) magnetic resonance imaging (MRI) scanners have significantly increased in the past few years. However, potential health risks are implied in the MRI and especially HF MRI environment due to high-static magnetic fields, fast gradient magnetic ...

journal_title：Bioelectromagnetics

authors： Lee JW,Kim MS,Kim YJ,Choi YJ,Lee Y,Chung HW

更新日期：2011-10-01 00:00:00

abstract：:The goal of the research reported here is to narrow the range of uncertainty about peripheral nerve stimulation (PNS) thresholds associated with whole body magnetic field exposures at 50/60 Hz. This involved combining PNS thresholds measured in human subjects exposed to pulsed magnetic gradient fields with calculation...

journal_title：Bioelectromagnetics

authors： Bailey WH,Nyenhuis JA

更新日期：2005-09-01 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：:Composition and content of lipids were studied in leaves of red perilla plants (Perilla nankinensis [Lour.] Decne.) grown in weak permanent horizontal magnetic field (PMF) of 500 µT flux density under controlled illumination, temperature, and humidity in the phytothron chamber. Control plants were grown under similar ...

journal_title：Bioelectromagnetics

authors： Novitskii Y,Novitskaya G,Serdyukov Y

更新日期：2016-02-01 00:00:00

abstract：:The treatment of long-term, stable para- and quadriplegics with pulsed electrical stimulation for pain control resulted in, anecdotally, a significant number of these individuals showing increased motor function as well as sensory awareness. This small pilot study was conducted in order to assess the hypothesis that p...

journal_title：Bioelectromagnetics

authors： Ellis W

更新日期：1987-01-01 00:00:00

abstract：:The controversy over the possible association between magnetic field exposure and childhood leukemia has led several researchers to summarize the literature using meta-analysis. This paper reviews these previous meta-analyses and extends them by adding results from four studies published since the most recent analysis...

journal_title：Bioelectromagnetics

authors： Wartenberg D

更新日期：2001-01-01 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：:The effects of exposure to clinical magnetic resonance imaging (MRI) on analgesia induced by the mu opiate agonist, fentanyl, was examined in mice. During the dark period, adult male mice were exposed for 23.2 min to the time-varying (0.6 T/sec) magnetic field (TVMF) component of the MRI procedure. Following this expo...

journal_title：Bioelectromagnetics

authors： Teskey GC,Prato FS,Ossenkopp KP,Kavaliers M

更新日期：1988-01-01 00:00:00

abstract：:We present a simple readout device that fills the void produced by the gradual disappearance of the Vitck model 101 Electrothermia Monitor. The new device uses commercially available probes that are similar to Bowman's (IEEE Trans Microwave Theory Tech MTT-24:43-45, 1976) original design. As described, the device cove...

journal_title：Bioelectromagnetics

authors： Olsen RG,Bowman RR

更新日期：1989-01-01 00:00:00

abstract：:The fundamental intramolecular frequency of a globular protein can be obtained from the measurements of acoustic velocities of bulk protein matter. This lowest frequency for common size molecules is shown to be above several hundred GHz. All modes below this frequency would then be intermolecular modes or bulk modes o...

journal_title：Bioelectromagnetics

authors： Prohofsky EW

更新日期：2004-09-01 00:00:00

abstract：:One hundred subjects, males and females with ages ranging between 18 and 48 years, were studied under both field-exposed and sham-exposed conditions. A 50 Hz, 100 mu T magnetic field (MF) was used. To examine the effect of field exposure on performance, a two-alternative, forced-choice, duration-discrimination task wi...

journal_title：Bioelectromagnetics

authors： Whittington CJ,Podd JV,Rapley BR

更新日期：1996-01-01 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：:The possibility that a sinusoidal 50 Hz magnetic field with a magnetic flux density of 0.5 mT can induce variations in the expression of cell adhesion molecules (CAMs) in two human osteosarcoma cell lines (MG-63 and Saos-2) was investigated. In particular, the expression of two important integrins, VLA-2, the receptor...

journal_title：Bioelectromagnetics

authors： Santini MT,Rainaldi G,Ferrante A,Indovina PL,Vecchia P,Donelli G

更新日期：2003-07-01 00:00:00

abstract：:In this study, we measured and analyzed the spectral characteristics of a low-frequency magnetic field (MF) inside several gasoline-powered cars while driving on busy city roads. The spectra obtained upon measurements in the interior of the cars are compared with those measured in office locations at different times o...

journal_title：Bioelectromagnetics

authors： Sarimov R,Binhi V

更新日期：2020-07-01 00:00:00

abstract：:This study aimed to explore effects of static magnetic fields (SMFs) of moderate intensity (3-50 mT) as biophysical stimulators of proliferation and osteoblastic differentiation of human bone marrow-derived mesenchymal stem cells (MSCs). MSCs were exposed to SMFs of three intensities: 3, 15, and 50 mT. Proliferation w...

journal_title：Bioelectromagnetics

authors： Kim EC,Leesungbok R,Lee SW,Lee HW,Park SH,Mah SJ,Ahn SJ

更新日期：2015-04-01 00:00:00

abstract：:Millimeter wave treatment (MMWT) is based on the systemic biological effects that develop following local skin exposure to low power electromagnetic waves in the millimeter range. In the present set of experiments, the hypoalgesic effect of this treatment was analyzed in mice. The murine nose area was exposed to MMW o...

journal_title：Bioelectromagnetics

authors： Radzievsky AA,Gordiienko OV,Alekseev S,Szabo I,Cowan A,Ziskin MC

更新日期：2008-05-01 00:00:00

abstract：:To evaluate duration- and dose-dependent effects of continuous exposure to a 60 Hz magnetic field (MF) on the testes in mice, BALB/c male mice were exposed to a 60 Hz MF at 100 μT for 24 h a day for 2, 4, 6, or 8 weeks, and at 2, 20, or 200 μT for 24 h a day for 8 weeks. Any exposures to MF did not significantly affec...

journal_title：Bioelectromagnetics

authors： Kim HS,Park BJ,Jang HJ,Ipper NS,Kim SH,Kim YJ,Jeon SH,Lee KS,Lee SK,Kim N,Ju YJ,Gimm YM,Kim YW

更新日期：2014-02-01 00:00:00

abstract：:Ten experiments on pigs were performed to investigate possible postmortem changes of the dielectric properties of brain gray matter in the frequency range of 800-1900 MHz. After keeping the animals in stable anaesthesia for at least 45 min, they were euthanatised by an intravenous injection of hypertonic potassium chl...

journal_title：Bioelectromagnetics

authors： Schmid G,Neubauer G,Illievich UM,Alesch F

更新日期：2003-09-01 00:00:00

abstract：:Exposure systems that provide good magnetic field uniformity, minimum stray fields, and minimal heating, vibration, and hum, as well as capability for true sham exposure in which current flows in the coils, are needed to determine rigorously the biological effects of weak magnetic fields. Designs based on acrylic poly...

journal_title：Bioelectromagnetics

authors： Wilson BW,Caputa K,Stuchly MA,Saffer JD,Davis KC,Washam CE,Washam LG,Washam GR,Wilson MA

更新日期：1994-01-01 00:00:00

abstract：:Some numerical and analytical methods used to estimate the internal electric fields and current densities produced within human and animal models by low-frequency electric and magnetic fields are surveyed. A major goal of such modeling is the design of laboratory experiments on cellular systems or animal models to pro...

journal_title：Bioelectromagnetics

authors： Hart FX

更新日期：1992-01-01 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：: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：:The Minnesota Environmental Quality Board completed a 3-year study of the space charge plume outside the right of way of a bipolar (+/- 400 kV) direct current transmission line in rural west central Minnesota. The purpose of the study was to determine the levels of DC potential gradient and small airs ions in the down...

journal_title：Bioelectromagnetics

authors： Hendrickson RC

更新日期：1986-01-01 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：:This study examined the time dependence effects of exposure to radiofrequency radiation (RFR) emitted by standard GSM cellular phones on the cognitive functions of humans. A total of 48 healthy right-handed male subjects performed a spatial working memory task (that required either a left-hand or a right-hand response...

journal_title：Bioelectromagnetics

authors： Luria R,Eliyahu I,Hareuveny R,Margaliot M,Meiran N

更新日期：2009-04-01 00:00:00

abstract：:We have exposed cultured bone cells to a pulsed electromagnetic field (PEMF) for different times to find the minimal exposure time necessary to stimulate an increase of DNA synthesis. We used two different human osteosarcoma cell lines, TE-85 and MG-63, and human normal osteoblast cell (NHOC) obtained from surgical bo...

journal_title：Bioelectromagnetics

authors： De Mattei M,Caruso A,Traina GC,Pezzetti F,Baroni T,Sollazzo V

更新日期：1999-01-01 00:00:00

abstract：:The present article reviews the basic principles of a new approach to the characterization of pulmonary disease. This approach is based on the unique nuclear magnetic resonance (NMR) properties of the lung and combines experimental measurements (using specially developed NMR techniques) with theoretical simulations. T...

journal_title：Bioelectromagnetics

authors： Cutillo AG,Ailion DC

更新日期：1999-01-01 00:00:00

abstract：:The electromagnetic exposure of cell phone users depends on several parameters. One of the most dominant of these is the distance between the cell phone and the head tissue. The pinna can be regarded as a spacer between the top of the phone and the head tissue. The size of this spacer has not yet been systematically s...

journal_title：Bioelectromagnetics

authors： Christ A,Gosselin MC,Kühn S,Kuster N

更新日期：2010-07-01 00:00:00

abstract：:The dielectric behavior of the aqueous solutions of three widely differing macromolecules has been investigated: myoglobin, polyvinylpyrrolidone (PVP), and human serum low-density lipoprotein (LDL). It was not possible to interpret unambiguously the dielectric properties of the PVP solution in terms of water structure...

journal_title：Bioelectromagnetics

authors： Grant EH,McClean VE,Nightingale NR,Sheppard RJ,Chapman MJ

更新日期：1986-01-01 00:00:00