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Effect of Rehabilitation with Extremely Low Frequency Electromagnetic Field on Molecular Mechanism of Apoptosis in Post-Stroke Patients.

Research RF Safe Research Library Jan 1, 2020

This study evaluated whether adding extremely low frequency electromagnetic field (ELF-EMF) exposure to a rehabilitation program affects apoptosis-related gene expression in post-stroke patients. Forty-eight patients (3–4 weeks post-incident) were divided into ELF-EMF and non-ELF-EMF groups, with the ELF-EMF group…

The effect of electromagnetic fields on survival and proliferation rate of dental pulp stem cells.

Research RF Safe Research Library Jan 1, 2020

This in vitro study tested whether 50 Hz extremely low-frequency electromagnetic fields (0.5 or 1 mT) affect human dental pulp stem cell survival and proliferation. Using MTT and DAPI assays after 7 days of exposure (20 or 40 min/day), all exposed groups reportedly showed higher viability/proliferation than controls.…

Wideband Self-Grounded Bow-Tie Antenna for Thermal MR.

Research RF Safe Research Library Jan 1, 2020

This engineering study designed and tested a compact wideband self-grounded bow-tie RF antenna module for a whole-body 7.0 T MRI system, aiming to enable 1H/19F MRI, MR thermometry, and broadband RF thermal intervention. The authors report validated B1 efficiency measurements and phantom-based heating experiments…

Osteoinductivity of polycaprolactone nanofibers grafted functionalized with carboxymethyl chitosan: Synergic effect of β-carotene and electromagnetic field.

Research RF Safe Research Library Jan 1, 2020

This in vitro study developed carboxymethyl chitosan (CMC)-grafted polycaprolactone (PCL) nanofiber scaffolds for bone tissue engineering. It reports mineralization and osteonectin expression in adipose mesenchymal stem cells cultured on the scaffolds, suggesting osteoinductive properties of the grafted CMC. The…

Immune response of mollusk Onchidium struma to extremely low-frequency electromagnetic fields (ELF-EMF, 50 Hz) exposure based on immune-related enzyme activity and De novo transcriptome analysis.

Research RF Safe Research Library Jan 1, 2020

This animal study exposed the mollusk Onchidium struma to 50 Hz ELF-EMF at 100 μT or 500 μT for up to one week and assessed immune-related cell counts, enzyme activities, and transcriptomic changes. The 100 μT group showed increased total coelomocyte and spherulocyte density versus control and 500 μT, while some cell…

A single-pulsed electromagnetic field enhances collagen synthesis in tendon cells.

Research RF Safe Research Library Jan 1, 2020

This in vitro study reports that a single pulsed electromagnetic field (0.2 Hz) increased expression of tenogenic genes and reduced expression of a matrix-degradation/inflammatory gene (Mmp1) in tendon cells. After 5 days of exposure (3 min/day), collagen type I and total collagen synthesis protein levels were…

Structural and functional correlates of smartphone addiction

Research RF Safe Research Library Jan 1, 2020

This cross-sectional MRI study compared individuals meeting psychometric criteria for smartphone addiction (n=22) with controls (n=26). It reports lower gray matter volume in several regions (including left anterior insula and parahippocampal cortex) and lower intrinsic activity in the right anterior cingulate cortex…

Effect of Extremely Low Frequency Electromagnetic Fields on Expression of T-bet and GATA-3 Genes and Serum Interferon-γ and Interleukin-4.

Research RF Safe Research Library Jan 1, 2019

This rat study examined 50 Hz ELF-EMF exposure (1–2000 μT) for 60 days and measured Th-related gene expression and cytokines in an HSA-stimulated immune model. Splenic T-bet and GATA-3 mRNA expression decreased at 1 and 100 μT. Serum IFN-γ and IL-4 were significantly decreased in the 100 μT group only before HSA…

Impact of electromagnetic fields on in vitro toxicity of silver and graphene nanoparticles.

Research RF Safe Research Library Jan 1, 2019

This in vitro study examined whether RF electromagnetic fields (900, 2400, 7500 MHz) modify the toxicity of silver and graphene nanoparticles in human fibroblast cultures. The authors report EMF-associated changes in cytotoxicity and ROS that depended on nanoparticle type, shape, and concentration, with the strongest…

The combinatory effect of sinusoidal electromagnetic field and VEGF promotes osteogenesis and angiogenesis of mesenchymal stem cell-laden PCL/HA implants in a rat subcritical cranial defect.

Research RF Safe Research Library Jan 1, 2019

This animal and in vitro study evaluated sinusoidal electromagnetic field (SEMF) exposure combined with VEGF in rat mesenchymal stem cells and in a rat cranial defect model using rBMSC-laden PCL/HA scaffolds. The authors report increased osteogenic and endothelial marker expression with SEMF and VEGF, with a slight…

Evaluation of the effects of extremely low frequency electromagnetic field on the levels of some inflammatory cytokines in post-stroke patients.

Research RF Safe Research Library Jan 1, 2019

This study evaluated whether adding therapeutic extremely low frequency electromagnetic field (ELF-EMF) treatment to a rehabilitation program affects inflammatory cytokine activity in post-stroke patients. Following ELF-EMF treatment, IL-1β plasma levels and IL-1β mRNA expression increased, and IL-2 plasma levels…

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…

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,…

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…

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…

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…

MEASUREMENT OF EMF EXPOSURE AROUND SMALL CELL BASE STATION SITES.

Research RF Safe Research Library Jan 1, 2019

This paper reports a measurement program assessing RF EMF exposure around small cell base station sites. The authors note that relatively little exposure data are available for small cells compared with base stations in general. Measurements were compared with relevant safety guidelines and with existing base-station…

Effect of Modified Wuzi Yanzong Pill () on Tip60-Mediated Apoptosis in Testis of Male Rats after Microwave Radiation.

Research RF Safe Research Library Jan 1, 2019

This animal study exposed male rats to a single 15-minute microwave radiation session and assessed testicular apoptosis, histopathology, and related proteins. The radiation group showed increased apoptosis and testicular structural alterations versus controls at multiple time points, while a modified Wuzi Yanzong…

Toxicology and carcinogenesis studies in Sprague Dawley (Hsd:Sprague Dawley SD) rats exposed to whole-body radio frequency radiation at a frequency (900 MHz) and modulations (GSM and CDMA) used by cell phones

Research RF Safe Research Library Jan 1, 2018

This National Toxicology Program technical report describes 900 MHz whole-body RFR exposures (GSM and CDMA) in male and female Sprague Dawley rats from in utero through up to 2 years. The report concludes clear evidence of carcinogenic activity in males for both modulations based on malignant schwannoma of the heart,…

Effects of single and combined low frequency electromagnetic fields and simulated microgravity on gene expression of human mesenchymal stem cells during chondrogenesis.

Research RF Safe Research Library Jan 1, 2018

This in vitro study exposed human mesenchymal stem cell pellets undergoing chondrogenesis to simulated microgravity (SMG), low-frequency EMF (5 mT, 15 Hz), or both for 3 weeks. SMG significantly changed gene expression and reduced chondrogenic marker expression (including COL2A1). LF-EMF alone showed no…

Evaluation of effect of high frequency electromagnetic field on growth and antibiotic sensitivity of bacteria.

Research RF Safe Research Library Jan 1, 2018

This in vitro study evaluated whether high-frequency electromagnetic fields at 900 and 1800 MHz affect bacterial DNA, growth, and antibiotic susceptibility after 2 hours of exposure. The authors report no detectable DNA differences between exposed and non-exposed bacteria for the species described. Growth and…

Modulation of antioxidant enzyme gene expression by extremely low frequency electromagnetic field in post-stroke patients.

Research RF Safe Research Library Jan 1, 2018

This study evaluated whether adding extremely low frequency electromagnetic field (ELF-EMF) therapy to standard physical therapy modulates antioxidant gene expression in post-stroke patients. Forty-eight patients were split into an ELF-EMF group and a non-ELF-EMF group, with both groups receiving the same physical…

Assessment of an anti-scale low-frequency electromagnetic field device on drinking water biofilms.

Research RF Safe Research Library Jan 1, 2018

This laboratory study tested a low-intensity very low-frequency EMF anti-scale device for potential impacts on drinking water biofilms in flow-through reactors. Across soft and hard water and for nascent and mature biofilms, the EMF exposure did not significantly change biofilm cell numbers, cell integrity measures,…

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