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Standards: Exposure Limits for Brief High Intensity Pulses of Radiofrequency Energy Between 6 and 300 GHz

Research RF Safe Research Library Jan 1, 2025

This standards-focused paper evaluates ICNIRP and IEEE (C95.1-2019) exposure limits for brief, high-intensity pulsed RF-EMF between 6 and 300 GHz, particularly when exposures vary within the 6-minute averaging window. Using numerical and analytical modeling with a one-dimensional thermal tissue model, it reports…

Effect of the radiation emitted from a cell phone on T lymphocytes in mice

Research RF Safe Research Library Jan 1, 2025

This mouse study examined whether cell phone radiation affects T lymphocytes over 2–8 weeks of exposure. CD4 and CD8 subset percentages were similar across groups, but after more than six weeks, exposed groups showed increased T-cell apoptosis and reduced transformation rates compared with shams. The study also…

Single-cell analysis reveals the spatiotemporal effects of long-term electromagnetic field exposure on the liver

Research RF Safe Research Library Jan 1, 2025

This animal study exposed mice to 2.45 GHz electromagnetic fields daily for up to 5 months and assessed liver effects using serum tests, lipidomics, histology, and single-cell/spatiotemporal transcriptomics. The authors report that hepatic cell types differed in sensitivity, with hepatocytes, endothelial cells, and…

Electromagnetic fields from mobile phones: A risk for maintaining energy homeostasis?

Research RF Safe Research Library Jan 1, 2025

This narrative review discusses low-intensity RF-EMF exposure, primarily from mobile phones, with a focus on thermoregulation and energy homeostasis. It reports that many rodent studies at 900 MHz describe cold-like thermoregulatory and behavioral responses and molecular findings suggestive of WAT browning, while BAT…

Human achromatic flickers and phosphenes thresholds under extremely low frequency electric stimulations

Research RF Safe Research Library Jan 1, 2025

This study estimated thresholds and locus for human phosphene perception during non-invasive transcranial alternating current stimulation at 20, 50, 60, and 100 Hz. Perception depended significantly on stimulation intensity, with the lowest threshold at 20 Hz and no reported phosphenes at 100 Hz. The authors report…

Influence of geomagnetic disturbances on myocardial infarctions in women and men from Brazil

Research RF Safe Research Library Jan 1, 2025

This ecological analysis used a public health database of myocardial infarction admissions in São José dos Campos, Brazil (1998–2005) and categorized geomagnetic activity using the planetary Kp index. The abstract reports a higher relative frequency of MI admissions during disturbed geomagnetic conditions compared…

Potential Impacts of Radiofrequency Electromagnetic Fields on the Central Nervous System, Brain Neurotransmitter Dynamics and Reproductive System

Research RF Safe Research Library Jan 1, 2025

This review discusses potential impacts of radiofrequency electromagnetic fields from technologies such as Wi‑Fi and mobile phones on the central nervous system, neurotransmitter dynamics, and reproductive health. It describes proposed mechanisms including oxidative stress, thermal effects, altered neurotransmitter…

Electromagnetic wireless remote control of mammalian transgene expression

Research RF Safe Research Library Jan 1, 2025

This animal proof-of-concept study describes an engineered nanoparticle–cell interface (EMPOWER) enabling wireless regulation of transgene expression using a 1-kHz magnetic field. Chitosan-coated multiferroic nanoparticles reportedly generate intracellular ROS that activates KEAP1/NRF2 biosensors connected to…

Effects of radiofrequency electromagnetic field exposure on cancer in laboratory animal studies, a systematic review

Research RF Safe Research Library Jan 1, 2025

This systematic review evaluated RF EMF exposure and cancer outcomes in experimental animals, including chronic cancer bioassays and tumor-promotion designs. Across 52 included studies, the authors report high certainty of evidence for increased malignant heart schwannomas and gliomas in male rats, and moderate…

Determining the relationship between mobile phone network signal strength and RF-EMF exposure: protocol and pilot study to derive conversion functions

Research RF Safe Research Library Jan 1, 2025

This protocol and pilot study evaluated whether smartphone signal strength indicators can be converted into RF-EMF exposure estimates using derived formulas and regression models. The study reports a positive log-linear association between LTE RSSI and far-field (base station) exposure aggregated by location, while…

Use of Electrical Household Appliances and Risk of All Types of Tumours: A Case-Control Study

Research RF Safe Research Library Jan 1, 2025

This multi-hospital case-control study (n=316) examined associations between use of common household electrical appliances emitting ELF EMF and tumour risk. Most devices showed below-unity odds ratios, while computer screen and microwave oven use showed slightly increased odds with wide confidence intervals.…

Effect of electromagnetic field radiation on transcriptomic profile and DNA methylation level in pig conceptuses during the peri-implantation period

Research RF Safe Research Library Jan 1, 2025

This in vitro study exposed pig conceptuses (days 15–16 of pregnancy) to 50 Hz ELF-EMF for 2 hours and assessed transcriptomic and DNA methylation changes. The authors report altered expression of 21 protein-coding transcripts and an approximately 16-fold increase in genomic DNA methylation, with promoter methylation…

RF-EMF exposure assessment with add-on uplink exposure sensor in different microenvironments in seven European countries

Research RF Safe Research Library Jan 1, 2025

This exposure assessment study introduces a cost-efficient add-on sensor attached to a smartphone to quantify auto-induced uplink RF-EMF transmission across 100–6000 MHz in multiple microenvironments. Activity-based surveys were conducted in seven European countries under non-user, maximum downlink, and maximum…

The Effect of Proximity Sensor & Grip Sensor Use on Specific Absorption Rate (SAR) in Smartphones

Research RF Safe Research Library Jan 1, 2025

This engineering study examined how smartphone proximity and grip sensors affect SAR during LTE and 5G NR operation in a 3D measurement environment. The abstract reports that enabling these sensors reduces SAR relative to being turned off, with reductions varying by sensor and frequency. The authors attribute the…

Repeated Head Exposures to a 5G-3.5 GHz Signal Do Not Alter Behavior but Modify Intracortical Gene Expression in Adult Male Mice

Research RF Safe Research Library Jan 1, 2025

This animal study examined repeated asymmetrical head exposure to a 5G-modulated 3.5 GHz signal in adult male mice for six weeks. It reports no significant changes in locomotion, anxiety, or object-based memory performance under the tested conditions. However, it found statistically significant but limited cortical…

5G Radiofrequency Exposure Reduces PRDM16 and C/EBP � mRNA Expression, Two Key Biomarkers for Brown Adipogenesis

Research RF Safe Research Library Jan 1, 2025

This animal study exposed juvenile and young adult Wistar rats to 5G (3.5 GHz) or 2G (900 MHz) radiofrequency fields (1.5 V/m) for 1–2 weeks and measured brown adipose tissue-related gene expression by RT-qPCR. The abstract reports significant downregulation of PRDM16 and C/EBP mRNA after 5G exposure, while…

Enhancement Effect of Static Magnetic Field on Bactericidal Activity

Research RF Safe Research Library Jan 1, 2025

This in vitro study reports that a static magnetic field (SMF) combined with paramagnetic calcium-polypyrrole nanoparticles (Ca-PPy) markedly increases bactericidal activity against E. coli and S. aureus. The authors attribute the enhanced killing to increased reactive oxygen species generation and associated…

Effects of electromagnetic field emitted by a 90 kHz WPT system on the cognitive functions and neuronal excitation of mice.

Research RF Safe Research Library Jan 1, 2025

This animal study examined whether EMF from a 90 kHz magnetic-coupling resonant wireless power transfer (WPT) system affects mouse cognition and hippocampal neuronal excitability. Mice were exposed for 2, 4, or 8 weeks and assessed with a Novel Object Recognition test and dentate gyrus patch-clamp recordings. The…

RF-EMF exposure in the transition to 5G: A multi-dimensional measurement campaign in the Peloponnese Region of Greece.

Research RF Safe Research Library Jan 1, 2025

This paper reports a year-long, frequency-selective RF-EMF measurement campaign (July 2023–June 2024) in the Peloponnese Region of Greece during the transition to 5G. The authors report that all measured electric field values were well below Greek safety limits, with the maximum ground-level value about 18× lower…

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…

Comparing the Activity of Peripheral Blood Mononuclear Cells Frozen Under Electromagnetic Field Freezing and Standard Slow-Freezing.

Research RF Safe Research Library Jan 1, 2025

This study compares PBMC cryopreservation using an electromagnetic field (EMF) freezer versus standard slow-freezing (SLF). It reports equivalent viable cell number, viability, and cell activity between methods. EMF freezing required substantially less time (0.25 h vs 3 h), which may improve operational efficiency by…

Electromagnetic Field Influence on the Bioavailability and Accumulation of Ketoprofen.

Research RF Safe Research Library Jan 1, 2025

This in vitro/ex vivo study tested whether different magnetic-field configurations alter ketoprofen properties and its transdermal delivery in porcine skin using Franz diffusion cells. The authors report no change in ketoprofen molecular structure, but subtle changes in crystal structure and physicochemical…

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…

A Novel Design of a Portable Birdcage via Meander Line Antenna (MLA) to Lower Beta Amyloid (Aβ) in Alzheimer's Disease.

Research RF Safe Research Library Jan 1, 2025

This translational engineering paper describes a portable RF birdcage/meander line antenna concept for repeated electromagnetic field stimulation at 64 MHz aimed at lowering amyloid-beta in Alzheimer’s disease. The abstract reports prior in vitro findings in primary human brain cultures showing reduced secreted Aβ-42…

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,…

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