The effects of prenatal and postnatal exposure to electromagnetic field on rat ovarian tissue.
Research
RF Safe Research Library
Jan 1, 2020
This animal study examined prenatal-to-postnatal exposure to a 50-Hz, 3-mT electromagnetic field and ovarian development in female rat offspring. At 42 days of age, the EMF group had higher FSH, lower estradiol, higher iNOS levels/expression, and histological signs of ovarian tissue damage compared with sham. The…
Combined Effects of Radiofrequency Electromagnetic Fields and X-Ray in Renal Tissue and Function.
Research
RF Safe Research Library
Jan 1, 2020
This animal experiment randomized 96 male Wistar rats to RF-EMF exposures (900/1800 MHz mobile phone or 2.4 GHz Wi-Fi), 8 Gy x-ray, or combinations, and assessed kidney function markers and histopathology. Creatinine was reported significantly higher and the BUN/Cr ratio significantly lower in the Wi-Fi group versus…
Effects of pulse-modulated radiofrequency magnetic field (RF-EMF) exposure on apoptosis, autophagy, oxidative stress and electron chain transport function in human neuroblastoma and murine microglial cells.
Research
RF Safe Research Library
Jan 1, 2020
This in vitro study exposed murine microglial (N9) and human neuroblastoma (SH-SY5Y) cells to ELF-modulated 935 MHz RF-EMF at 4 W/kg for 2 or 24 hours. The authors report no changes in apoptosis, cell viability, or AIF across conditions. They report increased ATG5 after 24 hours and a transient glutathione increase…
Radiofrequency electromagnetic field affects heart rate variability in rabbits.
Research
RF Safe Research Library
Jan 1, 2020
This double-blind animal study examined whether RF EMF exposure slightly exceeding occupational limits affects heart rate variability in rabbits. Across two exposure setups (device-generated RF and real base-station downlink signals), the authors report increased HRV indices (HF-HRV and rMSSD) alongside lower heart…
Supervised Machine Learning Algorithms for Bioelectromagnetics: Prediction Models and Feature Selection Techniques Using Data from Weak Radiofrequency Radiation Effect on Human and Animals Cells.
Research
RF Safe Research Library
Jan 1, 2020
This paper develops supervised machine-learning prediction models to analyze potential impacts of weak RF-EMF on human and animal cells using extracted laboratory experimental data from prior publications. Data from 300 peer-reviewed papers (1127 experimental case studies) were used with feature selection and…
Exposure assessment of radio frequency electromagnetic field levels in hospitals of Samsun Province, Turkey.
Research
RF Safe Research Library
Jan 1, 2020
This exposure assessment measured RF-EMF levels in 21 state hospitals in Samsun Province, Turkey using short-term, long-term, and band-selective approaches across 100 kHz–3 GHz (total) and 27 MHz–3 GHz (band-selective). The study reports that the ICTA 3 V/m limit was exceeded in at least some hospital measurements,…
Radiofrequency applicator concepts for thermal magnetic resonance of brain tumors at 297 MHz (7.0 Tesla).
Research
RF Safe Research Library
Jan 1, 2020
This engineering/simulation study evaluates RF applicator concepts for ThermalMR brain tumor heating at 297 MHz (7.0 Tesla) using clinically realistic GBM-based models. EMF simulations compared 10 applicator designs and two SAR-based planning algorithms for small and large target volumes. Power-focused optimization…
Infected Ixodes ricinus ticks are attracted by electromagnetic radiation of 900 MHz.
Research
RF Safe Research Library
Jan 1, 2020
This animal study tested whether Ixodes ricinus ticks show behavioral responses to 900 MHz radio-frequency electromagnetic fields in a radiation-shielded tube. Ticks were attracted to the irradiated area, and the attraction was reported as stronger among ticks infected with Rickettsia spp. The authors raise the…
An Evaluation of Electromagnetic Exposure While Using Ultra-High Frequency Radiofrequency Identification (UHF RFID) Guns.
Research
RF Safe Research Library
Jan 1, 2019
This study simulated SAR from handheld UHF RFID readers (“RFID guns”) in adult male and female models across seven close-proximity scenarios involving an operator, scanned person, or bystander. SAR was reported to comply with general public limits at emissions up to 1 W, but higher-power devices (>2 W, and especially…
Evaluation of the Validity of a Nonlinear J-Shaped Dose-Response Relationship in Cancers Induced by Exposure to Radiofrequency Electromagnetic Fields.
Research
RF Safe Research Library
Jan 1, 2019
This review discusses the controversial evidence on mobile phone RF-EMF exposure and brain cancer. The authors argue that exposure magnitude may be a key factor contributing to inconsistent findings. They discuss evidence supporting a nonlinear J-shaped dose-response relationship for RF-EMF-related carcinogenesis.
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…
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…
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…
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…
Effect of short exposure to radiofrequency electromagnetic fields on saliva biomarkers: a study on the electrohypersensitive individuals.
Research
RF Safe Research Library
Jan 1, 2019
This double-blind provocation study examined whether short RF-EMF exposure alters salivary biomarkers in electrohypersensitive (EHS) individuals. Ten participants underwent sham and real exposure sessions with consecutive GSM 900, GSM 1800, DECT, and Wi‑Fi signals for 5 minutes each. The study reports no significant…
Hepatocellular carcinoma therapy finds a channel on the radio
Research
RF Safe Research Library
Jan 1, 2019
This EBioMedicine commentary discusses tumour-specific amplitude-modulated RF EMF as an anti-cancer therapy for hepatocellular carcinoma and highlights Cav3.2 (CACNA1H) T-type calcium channels as a proposed mediator of the effect. It notes that the reported whole-body averaged SAR in a treated HCC patient was below…
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,…
The legacy effects of electromagnetic fields on bone marrow mesenchymal stem cell self-renewal and multiple differentiation potential.
Research
RF Safe Research Library
Jan 1, 2018
This animal study examined whether electromagnetic field (EMF) pretreatment has lasting (“legacy”) effects on rat bone marrow mesenchymal stem cells (BMSCs) and whether EMF-pretreated BMSC sheets improve fracture nonunion healing in rats. The authors report increased BMSC proliferation and enhanced…
Effect of acute exposure to radiofrequency electromagnetic fields emitted by a mobile phone (GSM 900 MHz) on electrodermal responsiveness in healthy human.
Research
RF Safe Research Library
Jan 1, 2018
This study examined whether acute GSM 900 MHz mobile phone exposure affects electrodermal activity responses to auditory stimuli in 28 young volunteers. The authors report no exposure-related changes in SCR latency, amplitude, integral, or number of responses. Session differences in skin conductance/tonic…
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…
Influence of Radiofrequency Electromagnetic Fields on the Fertility System: Protocol for a Systematic Review and Meta-Analysis.
Research
RF Safe Research Library
Jan 1, 2018
This article presents a protocol for a systematic review and meta-analysis on radiofrequency electromagnetic field exposure from electronic devices and effects on the fertility system. The authors cite growing public concern and conflicting findings in prior studies as motivation. The protocol plans broad database…
Extremely low-frequency electromagnetic field (EMF) generates alterations in the synthesis and secretion of oestradiol-17β (E) in uterine tissues: An in vitro study.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed porcine endometrial and myometrial slices to extremely low-frequency EMF (50 or 120 Hz, 8 mT) for 2 or 4 hours, with or without progesterone. The authors report frequency- and time-dependent changes in oestradiol-17β secretion and CYP19A3 mRNA expression, with fewer changes when…