A 60 Hz uniform electromagnetic field promotes human cell proliferation by decreasing intracellular reactive oxygen species levels.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study examined effects of a 6 mT, 60 Hz uniform ELF electromagnetic field on HeLa cells and primary IMR-90 fibroblasts. Single or repetitive exposure did not induce DNA damage or change viability, but continuous exposure over 168 hours was reported to increase proliferation in both cell types in a…
AN EMPIRICAL STUDY: THE IMPACT OF THE NUMBER OF USERS ON ELECTRIC FIELD STRENGTH OF WIRELESS COMMUNICATIONS.
Research
RF Safe Research Library
Jan 1, 2018
This study used real-time measurements on a university campus to examine how the number of users relates to RF electric field strength from cellular systems and a Wi-Fi access point. The authors report empirical models that estimate E from user counts, with stated accuracies of 86% for cellular-related measurements…
Effect of Microwave Wi-Fi Radiation at Frequency of 2.4 GHz on Epileptic Behavior of Rats.
Research
RF Safe Research Library
Jan 1, 2018
This animal study exposed rats to 2.4 GHz Wi-Fi radiation for 2 hours at 30 cm from a commercial router and assessed PTZ-induced convulsive behavior. The Wi-Fi "on" PTZ group showed significant differences in seizure event counts and summed severity scores versus comparison groups, while several timing and duration…
A Single Exposure to GSM-1800 MHz Signals in the Course of an Acute Neuroinflammatory Reaction can Alter Neuronal Responses and Microglial Morphology in the Rat Primary Auditory Cortex.
Research
RF Safe Research Library
Jan 1, 2018
This animal study examined whether acute GSM-1800 MHz exposure affects the auditory cortex during experimentally induced neuroinflammation. In LPS-treated rats, a single 2-hour head-only exposure (average SAR 1.55 W/kg in auditory cortex) was associated with altered microglial morphology and reduced neuronal activity…
Evaluation of MRI RF electromagnetic field induced heating near leads of cochlear implants.
Research
RF Safe Research Library
Jan 1, 2018
This simulation study evaluated RF-induced heating near cochlear implant leads during 1.5 T MRI using a transfer function method. Across studied configurations, the average temperature rise was 0.79 °C and the maximum was 2.80 °C at a whole-body average SAR of 2 W/kg. The authors report that lead trajectory and MRI…
Wireless control of cellular function by activation of a novel protein responsive to electromagnetic fields.
Research
RF Safe Research Library
Jan 1, 2018
This study reports the identification of an electromagnetic perceptive gene (EPG) from glass catfish and its expression in mammalian cells, neuronal cultures, and rat brain. The authors report that magnetic/EMF stimulation remotely increased intracellular calcium in EPG-expressing cells and neurons. They also report…
Changes of cationic transport in AtCAX5 transformant yeast by electromagnetic field environments.
Research
RF Safe Research Library
Jan 1, 2018
This laboratory study examined cation transport and intracellular ion levels in a yeast strain (K667) with controlled expression of the plant cation/H+ exchanger AtCAX5 under metallic stress and ELF magnetic-field exposure. Cultures exposed to 60 Hz, 0.1 mT sinusoidal or square-wave magnetic fields showed increased…
Occupational exposure to electromagnetic fields. The situation in Greece.
Research
RF Safe Research Library
Jan 1, 2018
This exposure assessment study reports extensive EMF measurements and exposure mapping across multiple workplace settings in Greece in the context of implementing EU Directive 2013/35/EU. The authors report that most assessed workplaces did not exceed occupational limits, and often did not exceed general public…
Effect of 900-MHz Electromagnetic Field on the Cerebellum: A Histopathological Investigation.
Research
RF Safe Research Library
Jan 1, 2018
This animal study evaluated histopathological effects of 900-MHz RF-EMF exposure on the rat cerebellum. The exposed group showed intense caspase-3 expression in Purkinje and granular cells and histological changes consistent with apoptosis. Cerebellar layer thickness appeared reduced in exposed animals, although…
Low frequency electromagnetic field decreases ischemia-reperfusion injury of human cardiomyocytes and supports their metabolic function.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study tested whether extremely low frequency/low frequency electromagnetic field (LF-EMF) exposure modifies ischemia-reperfusion injury in human cardiac-related cell types. Using LDH and MMP-2 activities and fluorescein diacetate staining, the authors report that short courses of LF-EMF reduced cellular…
Effect of Electromagnetic Waves from Mobile Phones on Spermatogenesis in the Era of 4G-LTE.
Research
RF Safe Research Library
Jan 1, 2018
This animal experiment assessed whether long-duration 4G-LTE mobile phone electromagnetic field exposure affects spermatogenesis in male rats. After 1 month, the highest exposure condition (3 cm distance, 18 h/day) had reduced spermatid, spermatogonia, total germ cell, and Leydig cell counts compared with sham and…
Extremely low frequency electromagnetic fields promote mesenchymal stem cell migration by increasing intracellular Ca and activating the FAK/Rho GTPases signaling pathways in vitro.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed human bone marrow-derived mesenchymal stem cells to extremely low frequency EMF (7.5–70 Hz, 1 mT) generated by Helmholtz coils. The authors report increased MSC migration across all tested frequencies. Mechanistically, the effect is described as dependent on intracellular calcium and…
Modeled and perceived RF-EMF, noise and air pollution and symptoms in a population cohort. Is perception key in predicting symptoms?
Research
RF Safe Research Library
Jan 1, 2018
This cohort study compared modeled residential RF-EMF, noise, and air pollution exposures with participants’ perceived exposure levels and self-reported symptoms. Correlations between modeled and perceived exposure were moderate for air pollution and noise but low for RF-EMF. Perceived exposure was consistently…
Spatial electromagnetic field intensity modelling of global system for mobile communication base stations in the Istanbul Technical University Ayazaga campus area.
Research
RF Safe Research Library
Jan 1, 2018
This study measured RF electric field intensities at 900 and 1800 MHz at 29 points on the Istanbul Technical University campus and produced spatial EMF intensity heat maps using GIS interpolation. Three interpolation methods were compared and the mapped measurements were evaluated against ICNIRP reference limits. All…
The effect of exposure to low frequency electromagnetic fields (EMF) as an integral part of the housing system on anxiety-related behaviour, cognition and welfare in two strains of laboratory mouse.
Research
RF Safe Research Library
Jan 1, 2018
This animal study tested whether continuous low-frequency EMF exposure from a cage-integrated EMF plate affected anxiety-related behaviour, cognition, or welfare over six weeks in two mouse strains. Across all measured outcomes, the authors report no significant differences between EMF on versus off conditions.…
Electromagnetic field exposure (50 Hz) impairs response to noxious heat in American cockroach.
Research
RF Safe Research Library
Jan 1, 2018
This animal study examined whether 50 Hz electromagnetic field exposure (7 mT) affects heat-escape behavior and oxidative balance in American cockroaches. The authors report increased latency to escape from noxious heat after 24 h, 72 h, and 7 days of exposure. Biomarkers suggested oxidative stress, with elevated…
Selenium supplementation ameliorates electromagnetic field-induced oxidative stress in the HEK293 cells.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study examined whether selenium supplementation modifies oxidative stress and apoptosis markers in HEK293 cells exposed to 2.4 GHz EMF. The authors report that EMF exposure increased lipid peroxidation (MDA) and apoptosis-related markers while decreasing antioxidant enzyme activities and bcl-2 versus…
Does precautionary information about electromagnetic fields trigger nocebo responses? An experimental risk communication study.
Research
RF Safe Research Library
Jan 1, 2018
This experimental study tested whether providing precautionary information about EMF from WLAN devices increases symptom reporting during an alleged exposure situation. In a sham-exposure design (N=137), participants received either basic information about current WLAN exposure limits or additional precautionary…
Expressions of some antioxidant genes in SH-SY5Y cells treated with β-lapachone, morphine and electromagnetic field.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed SH-SY5Y cells to a 50 Hz, 0.50 mT electromagnetic field under intermittent or continuous conditions, alongside β-lapachone and/or morphine. The authors report condition-dependent changes in antioxidant gene expression, including decreased NQO1 and increased NQO2 under intermittent EMF…
Effects of Fifty-Hertz Electromagnetic Fields on Granulocytic Differentiation of ATRA-Treated Acute Promyelocytic Leukemia NB4 Cells.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study examined whether 50 Hz, 2 mT extremely low-frequency electromagnetic fields affect ATRA-driven granulocytic differentiation in NB4 acute promyelocytic leukemia cells. The authors report reduced proliferation and enhanced maturation/differentiation markers with ELF-EMF exposure. They also report…
Electromagnetic field pretreatment of Sinapis alba seeds improved cadmium phytoextraction.
Research
RF Safe Research Library
Jan 1, 2018
This laboratory study tested whether brief ELF-EMF seed pretreatment could enhance cadmium accumulation in white mustard seedlings. Seeds exposed to 50 Hz alternating EMF (60 or 120 mT) for 1 minute produced shoots with higher cadmium content than controls, while biomass was unchanged. The authors suggest potential…
Important parameters for optimized metal nanoparticles-aided electromagnetic field (EMF) effect on cancer.
Research
RF Safe Research Library
Jan 1, 2018
This paper presents a theoretical model analyzing parameters that may optimize metal nanoparticle-aided EMF photothermal therapy effects on cancer cells. The model suggests efficacy depends on both electric field enhancement and thermal (hyperthermia) contributions, influenced by nanoparticle absorption properties…
Does acute radio-frequency electromagnetic field exposure affect visual event-related potentials in healthy adults?
Research
RF Safe Research Library
Jan 1, 2018
This double-blind, randomized, counterbalanced study tested whether acute GSM-like 920 MHz RF-EMF exposure affects visual event-related potentials in 36 healthy adults. Compared with sham, exposure was associated with reduced P1 amplitude and increased anterior N1 latency, with no effects on other ERP measures. The…
Comparison of radiofrequency electromagnetic field exposure levels in different everyday microenvironments in an international context.
Research
RF Safe Research Library
Jan 1, 2018
This exposure assessment quantified RF-EMF levels using portable, high-sampling-rate devices across 94 outdoor microenvironments and 18 public transport vehicles in six countries. Mean outdoor exposure ranged from 0.23 to 1.85 V/m, and public transport exposure ranged from 0.32 to 0.86 V/m. Exposure varied…
Extremely low frequency variable electromagnetic fields affect cancer and noncancerous cells in vitro differently: Preliminary study.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed cancer (U87-MG; 143B) and noncancerous (BJ; HEK) cells to extremely low frequency electromagnetic fields under varying frequencies (2–60 Hz), waveforms, and exposure durations, with sham controls. Cell viability was assessed using an MTT assay. The authors report that cancer and…