Archive

894 posts

Showing results for: rat

Analysis of Human Exposure to Electric and Magnetic Fields While Charging and Driving an Electric Vehicle

Research RF Safe Research Library Jan 1, 2025

This paper describes planned experimental measurements of electric and magnetic fields generated by electric vehicles during charging and driving. The abstract emphasizes that occupants can experience notable EMF exposure due to proximity to vehicle electrical systems, while stating that specific health risks in the…

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…

Genotoxic and histopathological effects of 6 GHz radiofrequency electromagnetic radiation on rat liver tissue

Research RF Safe Research Library Jan 1, 2025

This animal experiment exposed adult male rats to 6 GHz RF-EMR (0.065 W/kg) for 4 hours/day over 42 days and compared them with sham controls. The exposed group showed higher comet assay genotoxicity metrics, though not statistically significant, and more prominent liver histopathological changes (e.g., portal…

Effects of coenzyme Q10 on sperm parameters and pathological changes induced by Wi-Fi waves in the testicular tissue of rats

Research RF Safe Research Library Jan 1, 2025

This animal study exposed rats to Wi‑Fi waves for 7 hours/day for 2 months and assessed sperm parameters, serum testosterone, and testicular/epididymal pathology, with and without coenzyme Q10 (CoQ10). The authors report that Wi‑Fi exposure was linked to worse sperm parameters, lower testosterone, and adverse…

Low frequency magnetic field exposure and neurodegenerative disease: systematic review of animal studies

Research RF Safe Research Library Jan 1, 2025

This systematic review synthesizes animal studies on low frequency magnetic field exposure in relation to neurodegenerative diseases. It reports no support for a causal induction of Alzheimer’s-type neuropathology in naive animals, while noting that evidence is too limited to draw strong conclusions for motor neuron…

Proteomic Characterization of Human Peripheral Blood Mononuclear Cells Exposed to a 50 Hz Magnetic Field

Research RF Safe Research Library Jan 1, 2025

This in vitro study compared proteomic profiles of PBMCs from three human donors after 24-hour exposure to a 50 Hz, 1 mT extremely low-frequency magnetic field versus unexposed cells. The abstract reports broad protein expression changes, including upregulation of proteins associated with metabolic processes and…

Microleakage of Amalgam Restorations after Exposure to Electromagnetic Fields of a Commercial Hair Dryer: An Ex-Vivo Study

Research RF Safe Research Library Jan 1, 2025

This ex-vivo experimental study tested whether electromagnetic fields from a commercial hair dryer affect microleakage of class V dental amalgam restorations in 100 extracted human teeth. Several exposure groups showed significantly higher dye-penetration microleakage scores than the unexposed control, while one…

Radiofrequency electromagnetic fields reduce bumble bee visitation to flowers

Research RF Safe Research Library Jan 1, 2025

This blinded, two-year study examined whether RF-EMF exposure at 2.4 and 5.8 GHz affects pollinator visitation to Salvia and Lavandula. The authors report no significant effect on honey bee visitation rates. They report a significant reduction in bumble bee visits per observation period under RF-EMF exposure, which…

Perspectives on terahertz honeybee sensing

Research RF Safe Research Library Jan 1, 2025

This paper describes measurements and simulations to support terahertz (THz) sensing of European honey bees for environmental monitoring. It reports dielectric characterization of bee body parts across 1–500 GHz, scattering-based validation of 3D-printed bee mockups, and THz imaging demonstrating detailed anatomical…

13.56 MHz RFID Module - From Application to Process Modelling and Effects on Human Health

Research RF Safe Research Library Jan 1, 2025

This paper presents an application and numerical process modelling of a 13.56 MHz RFID module, including how nearby tags/cards and their positioning affect antenna characteristics. It also considers RFID operation near human tissues and discusses potential health impacts from prolonged EMF exposure at 13.56 MHz. The…

Exposure to radiofrequency electromagnetic fields and IARC carcinogen assessment: Risk of Bias preliminary literature assessment for 10 key characteristics of human carcinogens

Research RF Safe Research Library Jan 1, 2025

This review examined experimental literature on whether RF-EMF exposures within ICNIRP (2020) limits affect IARC key characteristics of human carcinogens. It identified 159 articles and found that 38% of in vitro/in vivo measurements reported statistically significant effects, but higher study quality was associated…

Does Electromagnetic Pollution in the ART Laboratory Affect Sperm Quality? A Cross-Sectional Observational Study.

Research RF Safe Research Library Jan 1, 2025

This cross-sectional observational study assessed sperm motility after one hour of in vitro exposure of semen samples to EMFs from different laboratory sources in an IVF setting. It reports a statistically significant reduction in progressive sperm motility after exposure to mobile phones and Wi-Fi repeaters, while…

Auto-Induced Downlink Radiofrequency Electromagnetic Field Exposure at 3.5 GHz With Focusing Near the Head

Research RF Safe Research Library Jan 1, 2025

This exposure-assessment study uses FDTD simulations to evaluate auto-induced downlink RF-EMF exposure at 3.5 GHz when downlink energy is focused toward user equipment near the head. Exposure varied substantially by device position (ear, eyes, nose) and by the precoding technique used. The authors report that the…

Exposure to 26.5 GHz, 5G modulated and unmodulated signal, does not affect key cellular endpoints of human neuroblastoma cells

Research RF Safe Research Library Jan 1, 2025

This in vitro study examined whether 26.5 GHz millimeter-wave exposure (continuous wave and 5G-modulated) affects key cellular endpoints in human neuroblastoma cells. Cells were exposed for 3 hours at SAR 1.25 W/kg using a reverberation-chamber system, with assessments including cell cycle and DNA damage. The study…

Histomorphometric study of thyroid tissue in juvenile rats exposed to 5G electromagnetic fields

Research RF Safe Research Library Jan 1, 2025

This animal study examined thyroid histomorphometry in juvenile male Wistar rats after 2 weeks of 5G EMF exposure (3.5 GHz, 1.5 V/m). Exposed rats showed larger follicle and colloid areas and a significantly lower Thyroid Activation Index, which the authors interpret as thyroid hypoactivity. The authors suggest this…

Protective effects of quercetin against 3.5 GHz RF radiation-induced thyroid dysfunction and oxidative stress in rats

Research RF Safe Research Library Jan 1, 2025

This rat study examined repeated 3.5 GHz RF exposure (2 hours/day, 5 days/week for 30 days) and thyroid-related outcomes, with and without quercetin. The abstract reports altered thyroid hormones (lower T3/T4, higher TSH) and increased oxidative stress in thyroid tissue after RF exposure. Quercetin appeared partially…

The effects of short-term and long-term 2100 MHz radiofrequency radiation on adult rat auditory brainstem response

Research RF Safe Research Library Jan 1, 2025

This animal study examined 2100 MHz radiofrequency radiation exposure effects on auditory brainstem responses and brain oxidative/ultrastructural markers in adult rats. The 1-week exposure group showed prolonged ABR latencies and biochemical/structural changes consistent with oxidative stress and cellular injury. The…

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…

Characterization of the Core Temperature Response of Free-Moving Rats to 1.95 GHz Electromagnetic Fields

Research RF Safe Research Library Jan 1, 2025

This animal study measured core body temperature in free-moving male and female Sprague Dawley rats during and after 3-hour exposure to 1.95 GHz RF-EMF at multiple whole-body average SAR levels. A measurable thermal response was reported at 4 W/kg, while lower SAR conditions showed smaller or no significant…

The Influence of an Electromagnetic Field at a Radiofrequency of 900 MHz on the Behavior of a Honey Bee

Research RF Safe Research Library Jan 1, 2025

This laboratory study examined whether a 900 MHz radiofrequency electromagnetic field (RF-EMF) influences the behavior of newly emerged honey bee workers. Compared with controls, the exposed groups showed behavioral changes, with some parameters showing statistically significant differences seven days after exposure.…

Mitigation of 3.5 GHz Electromagnetic Field-Induced BV2 Microglial Cytotoxicity by Polydeoxyribonucleotide

Research RF Safe Research Library Jan 1, 2025

This in vitro study exposed BV2 mouse microglial cells to 3.5 GHz EMF for 2 hours and reports reduced cell growth and increased apoptosis alongside oxidative stress and signaling changes. The authors report that ROS generation and activation of JNK-1/2 and p38 MAPK were key events in the observed cytotoxicity.…

The influence of Wi-Fi on the mesonephros in the 9-day-old chicken embryo

Research RF Safe Research Library Jan 1, 2025

This animal study examined continual 2.4 GHz Wi‑Fi exposure (200–500 μW/m²) during 9 days of chicken embryo incubation and assessed the mesonephros at day 9. The authors report no adverse effects on general mesonephros development, but describe moderate degenerative changes and vascular congestion without…

The proliferation rates of HT-1080 human fibrosarcoma cells can be accelerated or inhibited by weak static and extremely low frequency magnetic fields

Research RF Safe Research Library Jan 1, 2025

This in vitro study exposed HT-1080 human fibrosarcoma cells for 4 days to weak extremely low frequency magnetic fields (10 μT, 12–33 Hz) superimposed on a 45 μT static field. The authors report frequency- and amplitude-dependent increases or decreases in cell growth, including sharp inversions near 16.5 Hz with…

SAR Estimations in a Classroom with Wireless Computers

Research RF Safe Research Library Jan 1, 2025

This study simulated 1 g and 10 g peak spatial SAR (psSAR) in classroom settings where each student uses a Wi‑Fi laptop at 2.45 GHz and 100 mW. Maximum simulated psSAR values were reported to be below ICNIRP and IEEE recommended limits, but desk spacing and multi-user configurations could substantially increase psSAR…

Bus-exposure matrix, a tool to assess bus drivers' exposure to physicochemical hazards

Research RF Safe Research Library Jan 1, 2025

This paper describes the development of a Bus-Exposure Matrix (BEM) to retrospectively estimate Swiss bus drivers’ exposures to 10 physicochemical hazards, including electric and magnetic fields. Measurements in representative buses were combined with technical inventories and INLA modeling to estimate annual…

← Prev Page 10 / 36 Next →