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Showing results for: low-frequency electromagnetic field

Dose-dependent impact of extremely low-frequency electromagnetic field (ELF-EMF) on the neuroplasticity in the hippocampus of adult rats.

Research RF Safe Research Library Jan 1, 2026

This animal study examined whether 50 Hz ELF-EMF exposure at two intensities (1 mT vs 7 mT) alters hippocampal gene transcripts related to neuroplasticity and cell survival in adult rats across repeated exposure cycles. The authors report intensity- and exposure-number-dependent modulation of mRNA expression, with 1…

Numerical analysis of low-frequency electromagnetic field effects from three-phase transformer on coronary stents and cardiac tissues.

Research RF Safe Research Library Jan 1, 2026

This engineering simulation modeled power-frequency EMF exposure for simulated patients with magnesium alloy coronary stents near a 200 kVA three-phase transformer. The highest exposure was predicted directly beneath the transformer, but cardiac tissue induced fields were reported to remain below ICNIRP public…

From Bioelectric Mis‑Timing to Immune Dysregulation: A Mechanistic Hypothesis and a Path to Restoring Signaling Fidelity

Independent Voices RF Safe Nov 3, 2025

RF Safe presents a mechanistic hypothesis that low-frequency electromagnetic fields (LF-EMFs) can disrupt the timing (“fidelity”) of voltage-gated ion channel activity, creating bioelectric “phase noise” that could alter calcium signaling and gene transcription involved in immune function. The article further argues…

Investigating the Effects of Occupational Noise and Extremely Low-Frequency Electromagnetic Field Exposure on Oxidative Response in Power Plant Workers

Research RF Safe Research Library Jan 1, 2025

This occupational study compared oxidative stress biomarkers across four groups: control, noise-only, ELF-EMF-only, and combined noise plus ELF-EMF exposure in power plant workers. The combined exposure group showed higher lipid peroxidation (MDA) and lower antioxidant-related measures (GSH and TAC) versus controls,…

The effect of alpha-lipoic acid on liver damage induced by extremely low-frequency electromagnetic fields in a rat model

Research RF Safe Research Library Jan 1, 2025

This rat study assessed whether alpha-lipoic acid (ALA) modifies liver effects from extremely low-frequency magnetic field (ELF-MF) exposure. ELF-MF exposure (2 mT, 4 hours/day for 30 days) was associated with increased liver pathology and higher apoptosis markers (TUNEL, caspase-3) compared with other groups. ALA…

Instruments and Measurement Techniques to Assess Extremely Low-Frequency Electromagnetic Fields

Research RF Safe Research Library Jan 1, 2025

This paper presents a quantitative framework for selecting extremely low-frequency electromagnetic field (ELF-EMF) measurement instruments. It uses a weighted scoring matrix across six criteria and a logic-based flowchart to guide instrument choice based on operational needs. The framework is demonstrated in an…

Exploring the influence of Schumann resonance and electromagnetic fields on bioelectricity and human health

Research RF Safe Research Library Jan 1, 2025

This review examines links between extremely low-frequency electromagnetic fields, especially the Schumann resonance at ~7.83 Hz, and biological regulation of bioelectricity. It describes proposed mechanisms involving calcium flux modulation and downstream effects on neural activity (including EEG) and circadian…

Effect of Occupational Exposure to Low-frequency Electromagnetic Fields on Cataract Development

Research RF Safe Research Library Jan 1, 2025

This cross-sectional epidemiologic study enrolled 100 employees of an electricity company to assess whether occupational low-frequency electromagnetic field exposure is associated with cataract development. Cataract frequency was higher in exposed versus non-exposed groups, and nuclear opacity grading differed…

Effect of short-term extremely low-frequency electromagnetic field on respiratory functions

Research RF Safe Research Library Jan 1, 2025

This animal study tested whether short-term ELF-EMF exposure alters respiratory physiology in rats. Twenty Wistar albino rats were assigned to control or EMF exposure (50 Hz, 0.3 mT for 2 minutes) with respiratory parameters measured before, during, and after exposure. The study reports changes during exposure (lower…

Enhanced Antiproliferative Activity of Docetaxel by Extremely Low Frequency Electromagnetic Fields in MCF-7 Breast Cancer Cells.

Research RF Safe Research Library Jan 1, 2025

This in vitro study tested whether extremely low-frequency electromagnetic fields (50 Hz, 20 mT) enhance docetaxel effects in MCF-7 breast cancer cells. The authors report that combining ELF-EMF with docetaxel produced a similar reduction in cell viability at a lower docetaxel concentration than docetaxel alone,…

Alleviation of Inflammatory Conditions Caused by Extremely Low-Frequency Electromagnetic Field Exposure by .

Research RF Safe Research Library Jan 1, 2025

This in vitro study exposed RAW 264.7 cells to extremely low-frequency electromagnetic fields (ELF-EMF) and evaluated inflammatory signaling and related endpoints. The authors report that ELF-EMF increased nitric oxide and pro-inflammatory cytokines and was associated with increased NF-κB translocation and NFAT2…

Low-Frequency Electromagnetic Fields Enhance the Directional Migration of Mesenchymal Stem Cells.

Research RF Safe Research Library Jan 1, 2025

This in vitro study examined whether low-frequency electromagnetic fields (EMF) affect mesenchymal stem cell (MSC) polarity and directional migration at wound edges. EMF-treated cells showed increased asymmetric redistribution of the polarity marker β-COP and altered γ-tubulin localization at wound margins. The…

Extremely low-frequency electromagnetic fields facilitate proliferation and functional differentiation in spinal neural stem cells.

Research RF Safe Research Library Jan 1, 2025

This in vitro study examined extremely low-frequency electromagnetic field (ELF-EMF) effects on spinal cord-derived neural stem cells (NSCs) from adult mice. The authors report that ELF-EMFs increase NSC proliferation and self-renewal with upregulation of Sox2. They also report activation of T-type calcium channels,…

Modulation of inflammatory response by electromagnetic field in Neuronal and Microglial cells.

Research RF Safe Research Library Jan 1, 2025

This in vitro study examined whether low-frequency electromagnetic field (EMF) stimulation modulates inflammatory signaling in neuronal and microglial cell lines after induction of a pro-inflammatory state with TNF-α. The authors report reduced transcriptional expression of inflammatory target genes at 24 and 48…

Extremely low-frequency electromagnetic field (ELF-EMF) enhances mitochondrial energy production in NARP cybrids.

Research RF Safe Research Library Jan 1, 2025

This in vitro study examined ELF-EMF effects in normal cybrids and NARP cybrids carrying a pathogenic MT-ATP6 mtDNA mutation mixture. ELF-EMF did not alter mtDNA copy number or the wild-type-to-mutant mtDNA ratio, but it increased mtDNA transcription and multiple markers of mitochondrial function in NARP cybrids,…

Growth and defense mechanism of Phaeocystis globosa exposed to extremely low frequency electromagnetic fields.

Research RF Safe Research Library Jan 1, 2025

This laboratory study exposed cultured Phaeocystis globosa to extremely low-frequency electromagnetic fields (ELF-EMF) at 0, 0.2, and 1 mT for 24 hours. The authors report increased cell density, photosynthesis, and chlorophyll a under ELF-EMF, alongside decreased protein and carbohydrate accumulation. Metabolomic…

Effects of Extremely Low-Frequency Electromagnetic Field Treatment on ASD Symptoms in Children: A Pilot Study.

Research RF Safe Research Library Jan 1, 2024

This pilot study treated 20 children with ASD (ages 2–13) with a 15-week extremely low-frequency electromagnetic field (ELF-EMF) protocol using the SEQEX device. The abstract reports statistically significant improvements in receptive and expressive language and reductions in externalizing/behavioral problems, with…

The extremely low-frequency electromagnetic field (50 Hz) can establish a new "set-point" for the activity of the locus coeruleus-noradrenergic (LC-NA) system in rat.

Research RF Safe Research Library Jan 1, 2024

This animal study exposed rats to 50 Hz ELF-EMF at 1 mT or 7 mT for 1 hour/day over 7 days, repeated across three cycles, and assessed catecholamines, MHPG, β2-adrenergic receptor expression, and behavior. The authors report that ELF-EMF influences stress-response mechanisms involving the locus…

Impact of Extremely Low-Frequency Electromagnetic Fields on Skeletal Muscle of Sedentary Adult Mice: A Pilot Study.

Research RF Safe Research Library Jan 1, 2024

This pilot animal study examined ELF-EMF exposure (0.1 or 1.0 mT, 1 h/day up to 5 weeks) in sedentary adult male C57BL/6 mice, with or without N-acetyl-cysteine (NAC) supplementation. The authors report a transient increase in muscle strength after 2 weeks at 1.0 mT, accompanied by higher PAX7 and myosin heavy chain…

Crosstalk between 6-methyladenine and 4-methylcytosine in exposed to extremely low-frequency electromagnetic field.

Research RF Safe Research Library Jan 1, 2024

This study examined prokaryotic DNA methylation (6mA and 4mC) and transcriptomes under different intensities of extremely low-frequency electromagnetic field (ELF-EMF) exposure. It reports motif-specific 6mA at 5'-GTACAG-3' and ELF-EMF-intensity-associated changes in spatial relationships among other 6mA sites,…

Thermodynamic Considerations on the Biophysical Interaction between Low-Energy Electromagnetic Fields and Biosystems.

Research RF Safe Research Library Jan 1, 2024

This paper presents a thermodynamic model intended to explain how extremely low-frequency electromagnetic fields (ELF-EMFs) may interact with cells. The authors propose that ELF-EMFs directly interfere with the cellular membrane, producing biological responses linked to energy conversion and changes in flows across…

Effect of prenatal exposure to stress and extremely low-frequency electromagnetic field on hippocampal and serum BDNF levels in male adult rat offspring.

Research RF Safe Research Library Jan 1, 2024

This rat study examined prenatal stress, prenatal ELF-EMF exposure, and their combination on adult male offspring outcomes at postnatal day 90. Prenatal stress increased serum corticosterone but did not change spatial memory, while combined stress+ELF-EMF disrupted memory acquisition. ELF-EMF exposure was associated…

The Extremely-Low-Frequency Electromagnetic Field Affects Apoptosis and Oxidative-Stress-Related Genes and Proteins in the Porcine Endometrium-An In Vitro Study.

Research RF Safe Research Library Jan 1, 2024

This in vitro study exposed porcine endometrial slices collected during the peri-implantation period to a 50 Hz extremely-low-frequency electromagnetic field for 2 hours. The authors report decreased CASP7 and increased NOS3/eNOS mRNA and protein abundance after exposure, along with increases in additional…

Chronic Drug-Resistant Cystitis Treated with a Sequence of Modulated Extremely Low-Frequency Electromagnetic Fields: A Randomized Study of 148 Cases.

Research RF Safe Research Library Jan 1, 2024

This randomized placebo-controlled study evaluated sequenced, modulated extremely low-frequency electromagnetic fields for drug-resistant chronic bacterial cystitis in 148 women. The treated group showed significant between-group differences at 4 weeks in multiple laboratory parameters, with reported sustained…

Extremely low-frequency electromagnetic field (ELF-EMF) induced alterations in gene expression and cytokine secretion in clear cell renal carcinoma cells.

Research RF Safe Research Library Jan 1, 2024

This in vitro study exposed three ccRCC cell lines and a healthy kidney cell line (HEK293) to 50 Hz ELF-EMF at 4.5 mT for 30 minutes daily over 5 days. The authors report exposure-associated changes in expression of several genes (names not fully visible in the abstract), with differences between primary…

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