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…
Fabrication and physicochemical characterization of a novel magnetic nanocomposite scaffold: Electromagnetic field effect on biological properties.
Research
RF Safe Research Library
Jan 1, 2020
This in vitro study fabricated PCL nanofibrous scaffolds containing cobalt-zinc ferrite nanoparticles and evaluated physicochemical/mechanical properties and cell-related outcomes. The abstract reports improved hydrophilicity, biodegradation, and stress at break with CZF-NP incorporation, and improved L929 cell…
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…
Antimicrobial activity of rosemary leaf extracts and efficacy of ethanol extract against testicular damage caused by 50-Hz electromagnetic field in albino rats.
Research
RF Safe Research Library
Jan 1, 2020
This animal study exposed male albino rats to a 50 Hz electromagnetic field for 2 or 4 hours and assessed reproductive hormones, oxidative stress markers, and testicular histology after 30 days. The abstract reports that EMF exposure reduced serum FSH, testosterone, and LH and catalase activity, while increasing…
Lipidomic alteration and stress-defense mechanism of soil nematode Caenorhabditis elegans in response to extremely low-frequency electromagnetic field exposure.
Research
RF Safe Research Library
Jan 1, 2019
This animal (nematode) study exposed Caenorhabditis elegans to 50 Hz, 3 mT extremely low-frequency EMF and assessed multi-omics responses. The authors report significant lipidomic, proteomic, and transcriptomic alterations, including increased triacylglycerols. Pathway analyses suggest disrupted lipid metabolism,…
[The reaction of the circulatory system to stress and electromagnetic fields emitted by mobile phones - 24-h monitoring of ECG and blood pressure].
Research
RF Safe Research Library
Jan 1, 2019
In a worker sample undergoing 24-hour ECG and ambulatory blood pressure monitoring, higher self-reported daily mobile phone use (>60 minutes) was associated with higher systolic blood pressure in office measurement and at night. Higher occupational stress was associated with higher systolic and diastolic blood…
Synergistic effect of rice bran extract and extremely low-frequency electromagnetic fields on dermal papilla/melanocytes in melanogenesis.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study used a 3D dermal papilla-like tissue model containing dermal papilla cells and melanocytes to assess melanogenesis after rice bran extract (RBE), extremely low-frequency EMF, or their combination. The combined RBE/EMF condition showed higher tyrosinase activity, increased melanogenesis-related…
Impact of Long-Term RF-EMF on Oxidative Stress and Neuroinflammation in Aging Brains of C57BL/6 Mice.
Research
RF Safe Research Library
Jan 1, 2018
This animal study exposed 14-month-old C57BL/6 mice to 1950 MHz RF-EMF (SAR 5 W/kg) for 8 months. The authors report that aging was associated with increased oxidative damage, DNA damage, apoptosis, and glial activation markers in brain tissue. Long-term RF-EMF exposure did not change these markers in aged mice and…
Extremely low frequency electromagnetic field reduces oxidative stress during the rehabilitation of post-acute stroke patients.
Research
RF Safe Research Library
Jan 1, 2018
This study evaluated ELF-EMF magnetotherapy as an adjunct to post-acute ischemic stroke rehabilitation in 57 patients, comparing those who received ELF-EMF therapy with those who did not. The authors report that oxidative stress markers (TBARS, thiol, and carbonyl groups) decreased more in the ELF-EMF group than in…
Changes of cationic transport in AtCAX5 transformant yeast by electromagnetic field environments.
Research
RF Safe Research Library
Jan 1, 2018
This laboratory study examined cation transport and intracellular ion levels in a yeast strain (K667) with controlled expression of the plant cation/H+ exchanger AtCAX5 under metallic stress and ELF magnetic-field exposure. Cultures exposed to 60 Hz, 0.1 mT sinusoidal or square-wave magnetic fields showed increased…
Electromagnetic field exposure (50 Hz) impairs response to noxious heat in American cockroach.
Research
RF Safe Research Library
Jan 1, 2018
This animal study examined whether 50 Hz electromagnetic field exposure (7 mT) affects heat-escape behavior and oxidative balance in American cockroaches. The authors report increased latency to escape from noxious heat after 24 h, 72 h, and 7 days of exposure. Biomarkers suggested oxidative stress, with elevated…
Selenium supplementation ameliorates electromagnetic field-induced oxidative stress in the HEK293 cells.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study examined whether selenium supplementation modifies oxidative stress and apoptosis markers in HEK293 cells exposed to 2.4 GHz EMF. The authors report that EMF exposure increased lipid peroxidation (MDA) and apoptosis-related markers while decreasing antioxidant enzyme activities and bcl-2 versus…
Effect of a 1800 MHz electromagnetic field emitted during embryogenesis on chick development and hatchability.
Research
RF Safe Research Library
Jan 1, 2018
This animal study examined 1800 MHz EMF exposure during chick embryogenesis and assessed development, malformations, organ measures, and stress-related biomarkers. The authors report earlier pipping and hatching without an increase in malformations or changes in chick quantity/quality. They also report decreased…
Continuous 900-megahertz electromagnetic field applied in middle and late-adolescence causes qualitative and quantitative changes in the ovarian morphology, tissue and blood biochemistry of the rat.
Research
RF Safe Research Library
Jan 1, 2018
This animal study exposed adolescent female rats to a 900-MHz electromagnetic field for 1 hour per day from postnatal days 35 to 59 and assessed ovarian histology and biochemical markers. The EMF group showed multiple histopathological changes in ovarian tissue and had fewer secondary follicles than the other groups.…
Effect of 2.45 GHz microwave radiation on the fertility pattern in male mice.
Research
RF Safe Research Library
Jan 1, 2018
This animal study examined 2.45 GHz microwave exposure in male Swiss albino mice for 2 hours per day over 30 days. The authors report increased oxidative stress markers and reduced antioxidant enzymes and testosterone in exposed mice versus sham controls. They also report micronuclei formation in blood and…
2.45 GHz microwave radiation induced oxidative and nitrosative stress mediated testicular apoptosis: Involvement of a p53 dependent bax-caspase-3 mediated pathway.
Research
RF Safe Research Library
Jan 1, 2018
This animal study exposed 12-week-old male mice to 2.45 GHz continuous-wave microwave radiation (average power density 0.0248 mW/cm; whole-body SAR 0.0146 W/kg) for 2 hours/day over 15, 30, or 60 days. The authors evaluated testicular histology, testosterone, oxidative/nitrosative stress markers, antioxidant enzymes,…
From the Cover: 2.45-GHz Microwave Radiation Impairs Hippocampal Learning and Spatial Memory: Involvement of Local Stress Mechanism-Induced Suppression of iGluR/ERK/CREB Signaling.
Research
RF Safe Research Library
Jan 1, 2018
This mouse study examined low-level 2.45 GHz continuous-wave microwave exposure for 2 hours/day over 15, 30, or 60 days. The authors report impaired learning and spatial memory performance on an 8-arm radial maze after exposure. They also report increased corticosterone and stress/inflammatory-related markers with…
Oxidative and mutagenic effects of low intensity GSM 1800 MHz microwave radiation
Research
RF Safe Research Library
Jan 1, 2018
This animal study used developing quail embryos to assess oxidative and mutagenic effects of low-intensity GSM 1800 MHz radiation from a commercial smartphone. The authors report statistically significant increases in oxidative stress markers, DNA integrity damage, and oxidative DNA damage (8-oxo-dG) in exposed…
The beneficial effect of ginsenosides extracted by pulsed electric field against hydrogen peroxide-induced oxidative stress in HEK-293 cells.
Research
RF Safe Research Library
Jan 1, 2017
This in vitro study compared ginsenosides extracted using pulsed electric field (PEF) versus solvent cold soak extraction (SCSE). The abstract reports that PEF extracts had higher antioxidant capacity and provided greater protection against hydrogen peroxide-induced oxidative stress in HEK-293 cells, including…
Lasting hepatotoxic effects of prenatal mobile phone exposure.
Research
RF Safe Research Library
Jan 1, 2017
This animal study examined liver outcomes in rat offspring 60 days after prenatal exposure to a 900 MHz electromagnetic field for 24 hours/day during gestation. The exposed group showed biochemical changes consistent with oxidative stress (higher MDA, lower GSH) and elevated liver enzymes (ALT, AST). Histopathology…
The Effects of Precautionary Messages about Electromagnetic Fields from Mobile Phones and Base Stations Revisited: The Role of Recipient Characteristics.
Research
RF Safe Research Library
Jan 1, 2017
This survey experiment tested how precautionary messages about RF-EMFs from mobile phones and base stations affect recipients' threat perceptions and emotional distress. The effect of precautionary information on threat perception depended on individual differences, particularly trait anxiety and gender. The study…
Effect of extremely low-frequency electromagnetic fields on antioxidant activity in the human keratinocyte cell line NCTC 2544.
Research
RF Safe Research Library
Jan 1, 2017
This in vitro study exposed human keratinocyte cells (NCTC 2544) to 50 Hz ELF-EMF at 0.25–2 G and assessed oxidative stress-related endpoints. Significant increases in ROS were reported at 0.5 and 1 G, with associated short-term changes in antioxidant and lipid peroxidation markers. The authors report that…
Exposure to 2100 MHz electromagnetic field radiations induces reactive oxygen species generation in roots.
Research
RF Safe Research Library
Jan 1, 2017
This experimental study examined whether 2100 MHz cell phone-related RF-EMF exposure affects oxidative stress markers in onion roots. After 1–4 hours of continuous-wave exposure in a single day, the study reports increased lipid peroxidation and ROS-related measures (MDA, hydrogen peroxide, superoxide anion).…
[Effect of stress and intesity of mobile phone using on the health and subjective symptoms in GSM workers].
Research
RF Safe Research Library
Jan 1, 2017
This cross-sectional questionnaire study examined stress and mobile phone use in GSM network employees. Stress measures differed across groups defined by phone use duration and conversation length. Speaking on a mobile phone for more than 60 minutes/day was associated with a higher reported risk of headaches even…
Electromagnetic fields at a mobile phone frequency (900 MHz) trigger the onset of general stress response along with DNA modifications in Eisenia fetida earthworms.
Research
RF Safe Research Library
Jan 1, 2017
This animal study exposed Eisenia fetida earthworms to 900 MHz electromagnetic fields at 10–120 V/m for 2 hours (with additional tests of longer exposure, modulation, and recovery). The authors report significant DNA modifications across exposure treatments and a decrease in probe hybridisation sites persisting after…