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Activation of matrix metalloproteinases and FoxO3a in HaCaT keratinocytes by radiofrequency electromagnetic field exposure.

Research RF Safe Research Library Jan 1, 2021

This in vitro study exposed HaCaT human keratinocytes to 1760 MHz RF-EMF (SAR 4.0 W/kg; 2 h/day for 4 days). The authors report increased intracellular ROS and increased expression/activity of several matrix metalloproteinases, along with increased phosphorylation of FoxO3a and ERK1/2. Cell growth/viability and…

Safety and Efficacy of amplitude-modulated radiofrequency electromagnetic fields in advanced hepatocellular carcinoma

Research RF Safe Research Library Jan 1, 2021

This pooled case series evaluated amplitude-modulated 27.12 MHz RF EMF delivered via the TheraBionic P1 device (3 hours daily) in patients with advanced hepatocellular carcinoma, comparing outcomes to historical controls. The authors report longer median overall survival for Child-Pugh A patients versus comparable…

Effect of Exposure to a Radiofrequency Electromagnetic Field on Body Temperature in Anesthetized and Non-Anesthetized Rats.

Research RF Safe Research Library Jan 1, 2020

This animal study examined whether anesthesia and body mass modify body temperature responses to 915 MHz RF exposure at 4 W/kg whole-body SAR for 8 hours. Non-anesthetized, free-moving rats showed no significant temperature change during exposure. In contrast, anesthetized rats showed marked temperature increases,…

A statistical analysis for RF-EMF exposure levels in sensitive land use: A novel study in Greek primary and secondary education schools.

Research RF Safe Research Library Jan 1, 2020

This exposure assessment estimated mean RF-EMF levels in Greek primary and secondary schools located in urban environments. Using a random sample of 492 schools, the reported mean electric field strength across 27 MHz–3 GHz was 0.42 V/m with a 95% CI of 0.4024–0.4395 V/m. The authors conclude the measured levels were…

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…

Microtubular structure impairment after GSM-modulated RF radiation exposure.

Research RF Safe Research Library Jan 1, 2020

This in vitro study exposed V79 cells to 915 MHz GSM-modulated RF radiation for 1–3 hours at 10–30 V/m (average SARs reported as 0.23–1.6 W/kg). The authors report that 3-hour exposure altered microtubule structure across all tested field strengths and reduced cell growth on the third post-exposure day. They conclude…

Assessment of function, histopathological changes, and oxidative stress in liver tissue due to ionizing and non-ionizing radiations.

Research RF Safe Research Library Jan 1, 2020

This animal study evaluated liver function, histopathology, and oxidative stress markers after exposure to RF-EMF (900/1800 MHz and 2.4 GHz), x-rays (10 cGy or 8 Gy), and combinations including RF-EMF pre-exposure. Some liver enzymes (AST, ALT, ALP) showed some association with irradiation, while…

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…

RF-EMF EXPOSURE LEVELS IN SENSITIVE LAND USE IN GREECE: EDUCATIONAL UNITS CENSUS IN THE MUNICIPALITY OF KORYDALLOS.

Research RF Safe Research Library Jan 1, 2020

This exposure assessment measured RF-EMF levels in all primary and secondary school units (n=62) in Korydallos, Athens, across 27 MHz–3 GHz. The study reports that 97.5% of schools had exposure levels at least 2200 times below Greek exposure limits. The authors conclude the measured levels were below 60% of the…

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…

Protective effect of crocin on electromagnetic field-induced testicular damage and heat shock protein A2 expression in male BALB/c mice.

Research RF Safe Research Library Jan 1, 2020

This animal study exposed male BALB/c mice to 2100 MHz EMF and assessed reproductive and hormonal outcomes, including sperm parameters, testicular histology, HspA2 immunoreactivity, and apoptosis. EMF exposure was associated with increased testicular apoptosis, increased abnormal sperm, and increased HspA2…

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…

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…

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…

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…

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…

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…

Protective effects of luteolin on rat testis following exposure to 900 MHz electromagnetic field.

Research RF Safe Research Library Jan 1, 2019

This rat study examined 900 MHz EMF exposure effects on testes and whether luteolin modifies those effects. EMF exposure was associated with reduced testicular cell counts, lower testis weight and serum testosterone, increased SOD activity, and changes in sperm morphology versus controls. Luteolin co-treatment was…

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,…

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…

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