[Electromagnetic field in the environment - estimation methods and monitoring].
Research
RF Safe Research Library
Jan 1, 2019
This paper discusses the legal context for environmental EMF measurements and describes methods for estimating EMF intensity from multiple sources, particularly cellular base stations. It presents an engineering concept for mobile EMF monitoring and reports verification testing of the measurement setup. Field…
Electromagnetic Energy Absorption in a Head Approaching a Radiofrequency Identification (RFID) Reader Operating at 13.56 MHz in Users of Hearing Implants Versus Non-Users.
Research
RF Safe Research Library
Jan 1, 2019
This modeling study estimated SAR in a head approaching a 13.56 MHz RFID HF reader, comparing hearing-implant users with non-users. The abstract reports that BAHA implants can increase localized SAR (10 g) versus non-users, up to 2.1× in a worst-case scenario, and that this increase is statistically higher than for…
Low-frequency electromagnetic fields as an alternative to sanitize water of drinking systems in poultry production?
Research
RF Safe Research Library
Jan 1, 2019
This study tested pulsed low-frequency electromagnetic fields (up to 10,000 Hz; max 21 mT) as a potential alternative sanitation approach for poultry drinking water systems. LF-EMF exposure was linked to variable changes in culturable bacterial counts, with direction depending on system type and some early…
APPLICATION OF TIME-AVERAGED AND INTEGRAL-BASED MEASURE FOR MEASUREMENT RESULTS VARIABILITY REDUCTION IN GSM/DCS/UMTS SYSTEMS.
Research
RF Safe Research Library
Jan 1, 2019
This exposure-assessment study evaluated temporal variability of RF-EMF levels from GSM/DCS/UMTS networks using continuous personal exposimeter logging. It proposes an integral-based measure (accumulated energy density from instantaneous power density) alongside 24 h time-averaging to reduce variability in daily…
Exposure to mobile phone radiations at 2350 MHz incites cyto- and genotoxic effects in root meristems of .
Research
RF Safe Research Library
Jan 1, 2019
This experimental study exposed onion root meristems to continuous 2350 MHz radiofrequency EMF for 1, 2, or 4 hours and assessed cytotoxicity and genotoxicity. It reports increased mitotic index at 4 hours and increased chromosomal aberrations at exposures of 2 hours or longer, with some comet assay DNA distribution…
[The reaction of the circulatory system to stress and electromagnetic fields emitted by mobile phones - 24-h monitoring of ECG and blood pressure].
Research
RF Safe Research Library
Jan 1, 2019
In a worker sample undergoing 24-hour ECG and ambulatory blood pressure monitoring, higher self-reported daily mobile phone use (>60 minutes) was associated with higher systolic blood pressure in office measurement and at night. Higher occupational stress was associated with higher systolic and diastolic blood…
Residential exposure to ultra high frequency electromagnetic fields emitted by Global System for Mobile (GSM) antennas and amyotrophic lateral sclerosis incidence: A geo-epidemiological population-based study.
Research
RF Safe Research Library
Jan 1, 2019
This geo-epidemiological population-based study in Limousin (France) assessed modeled residential UHF-EMF exposure from GSM antennas and ALS incidence from 2000–2012. The authors report a statistically significant exposure–response trend and higher ALS risk in the highest exposure category versus non-exposure in both…
Impact of extremely low-frequency electromagnetic field (100 Hz, 100 G) exposure on human glioblastoma U87 cells during Temozolomide administration.
Research
RF Safe Research Library
Jan 1, 2019
This in vitro study evaluated whether extremely low-frequency EMF exposure (100 Hz, 100 G) modifies the effects of temozolomide (100 µM) in human glioblastoma U87 cells over 120–144 hours. The authors report that combined treatment reduced stemness-associated markers (Nestin, CD133, Notch4) and increased GFAP…
Effects of 5-HT and 5-HT Receptor Agonists on Electromagnetic Field-Induced Analgesia in Rats.
Research
RF Safe Research Library
Jan 1, 2019
This animal study examined whether serotonergic signaling modifies analgesia associated with repeated ELF electromagnetic field exposure. Sixty-six male Wistar rats were exposed to 50 Hz, 5 mT for 2 hours/day over 15 days and then received 5-HT agonists or antagonists before analgesia testing. Agonists increased,…
Characterisation of spatial and temporal variability of RF-EMF exposure levels in urban environments in Flanders, Belgium.
Research
RF Safe Research Library
Jan 1, 2019
This exposure-assessment study used on-body calibrated personal exposimeters to characterize spatial and temporal variability of personal RF-EMF exposure across microenvironments in five cities in Flanders, Belgium. Brussels showed the highest mean total exposure, while Antwerp had higher downlink exposure than…
Ca2+ and CACNA1H mediate targeted suppression of breast cancer brain metastasis by AM RF EMF
Research
RF Safe Research Library
Jan 1, 2019
This study describes a therapeutic use of athermal, amplitude-modulated RF EMF (27.12 MHz) at breast cancer-specific frequencies to target breast cancer brain metastases. The abstract reports tumor growth suppression in animal models and durable regression in one patient with triple negative breast cancer brain…
Long-Term Study on the Effects of Housing C57BL/6NCrl Mice in Cages Equipped With Wireless Technology Generating Extremely Low-Intensity Electromagnetic Fields.
Research
RF Safe Research Library
Jan 1, 2019
This animal study characterized electromagnetic fields generated by digitally ventilated mouse cages with wireless monitoring technology and assessed clinicopathological outcomes over up to 1 year. DVC produced extremely low-intensity electric fields across a wide frequency range (5 Hz to 3 GHz). The authors report…
Correlation between the Lunar Phase and Tail-Lifting Behavior of Lizards () Exposed to an Extremely Low-Frequency Electromagnetic Field.
Research
RF Safe Research Library
Jan 1, 2019
This animal study examined long-term tail-lifting behavior in agamid lizards exposed to an ELF electromagnetic field (6 and 8 Hz; peak magnetic field 2.6 µT; peak electric field 10 V/m) versus controls, incorporating lunar phase and geomagnetic activity (K index) as explanatory variables. Regression analyses found…
Altered morphology and biochemistry of the female rat liver following 900 megahertz electromagnetic field exposure during mid to late adolescence.
Research
RF Safe Research Library
Jan 1, 2019
This animal study examined whether 900 MHz EMF exposure during mid to late adolescence affects the liver in female rats. Compared with control and sham groups, the exposed group showed occasional liver histopathological irregularities. The exposed group also had significantly decreased 8-OHdG and SOD levels, and the…
Treatment of Common Sunflower (Helianthus annus L.) Seeds with Radio-frequency Electromagnetic Field and Cold Plasma Induces Changes in Seed Phytohormone Balance, Seedling Development and Leaf Protein Expression.
Research
RF Safe Research Library
Jan 1, 2019
This study assessed pre-sowing sunflower seed treatments using vacuum, 5.28 MHz radio-frequency cold plasma, and an electromagnetic field for varying durations. The authors report faster germination with cold plasma (7 min) and EMF (15 min), while germination percentage was mostly unchanged except for a decrease…
Non-Ionizing Radiation in Swedish Health Care-Exposure and Safety Aspects.
Research
RF Safe Research Library
Jan 1, 2019
This review describes non-ionizing radiation (EMF and optical radiation) methods used in Swedish health care and considers anticipated exposure levels and potential hazards. The authors report that acute effects cannot be ruled out for MRI, transcranial magnetic stimulation, and electrosurgery, and that optical…
Evaluation of the neuroprotective effects of electromagnetic fields and coenzyme Q on hippocampal injury in mouse.
Research
RF Safe Research Library
Jan 1, 2019
This animal study tested whether 50 Hz EMF exposure and/or CoQ10 could protect against TMT-induced hippocampal injury in mature female mice. CoQ10 and CoQ10+EMF were associated with improved spatial memory and reduced histological markers of cell death, alongside increased antiapoptotic markers. EMF alone reportedly…
The influence of electromagnetic fields generated by wireless connectivity systems on the occurrence of emotional disorders in women: A preliminary report.
Research
RF Safe Research Library
Jan 1, 2019
This preliminary cross-sectional study of 200 women working in healthcare and trade assessed associations between wireless-system EMF exposures and emotional disorders. The authors report that GSM 900/1800 base-station exposure contributed to depressive disorders among medical personnel, while WLAN exposure was…
Exposure to 50 Hz electromagnetic fields enhances hair follicle regrowth in C57BL/6 mice.
Research
RF Safe Research Library
Jan 1, 2019
This animal study in C57BL/6 mice reports that exposure to 50 Hz EMF affected hair follicle regrowth. It also reports increased proliferation of K15 stem cells in hair follicle regions. The authors interpret the findings as potentially beneficial for healing hair loss, but key methodological details are not provided…
Efficacy of pulsed electromagnetic fields and electromagnetic fields tuned to the ion cyclotron resonance frequency of Ca on chondrogenic differentiation.
Research
RF Safe Research Library
Jan 1, 2019
This in vitro study compared commonly used pulsed electromagnetic field (PEMF) exposures with electromagnetic fields tuned to satisfy the ion cyclotron resonance (ICR) condition for calcium. After 3 weeks, the calcium ICR condition was associated with increased glycosaminoglycans and type II collagen synthesis and…
Global gene expression changes reflecting pleiotropic effects of Irpex lacteus induced by low--intensity electromagnetic field.
Research
RF Safe Research Library
Jan 1, 2019
This laboratory study used RNA-seq to examine how low-intensity electromagnetic field (LI-EMF) exposure affects global gene expression in the fungus Irpex lacteus. Thousands of differentially expressed genes were reported immediately after exposure, with fewer changes after 3 h and 6 h recovery, and a subset of genes…
Geobacter sulfurreducens-inoculated bioelectrochemical system reveals the potential of metabolic current in defining the effect of extremely low-frequency electromagnetic field on living cells.
Research
RF Safe Research Library
Jan 1, 2019
This laboratory study exposed a Geobacter sulfurreducens-inoculated bioelectrochemical system to 0–128 Gauss extremely low-frequency electromagnetic fields. The authors report increased and oscillatory metabolic current under ELF-EMF exposure, with dose-dependent effects and a linear relationship between oscillation…
Decreased dopamine in striatum and difficult locomotor recovery from MPTP insult after exposure to radiofrequency electromagnetic fields.
Research
RF Safe Research Library
Jan 1, 2019
This animal study reports that chronic RF-EMF exposure (835 MHz, SAR 4.0 W/kg, 5 h/day for 12 weeks) affected striatal neuronal markers in C57BL/6 mice. The authors observed reductions in synaptic vesicle-related measures and dopaminergic markers, including dopamine concentration and tyrosine hydroxylase expression.…
Effects of radiofrequency electromagnetic radiation (RF-EMF) on honey bee queen development and mating success.
Research
RF Safe Research Library
Jan 1, 2019
This animal study exposed honey bee queen larvae to RF-EMF from a common mobile phone (GSM 900 MHz) across all pre-adult developmental stages for 14 days. The authors report a significantly reduced queen hatching ratio, while mating success was not affected. For queens that successfully mated, subsequent colony…
Early exposure to radiofrequency electromagnetic fields at 1850 MHz affects auditory circuits in early postnatal mice.
Research
RF Safe Research Library
Jan 1, 2019
This animal study examined early postnatal mice after exposure to 1850 MHz RF-EMF and measured synaptic activity in brainstem auditory circuitry. The abstract reports increased spontaneous postsynaptic current frequency and amplitude in MNTB principal cells, with accompanying presynaptic changes in the calyx of Held…