Measuring and assessing the effects of extremely low-frequency electromagnetic fields (ELF-EMF) on blood parameters and liver enzymes of personnel working in high voltage power stations in a petrochemical industry.
Research
RF Safe Research Library
Jan 1, 2023
This cross-sectional study in a petrochemical industry compared 50 high-voltage power-station workers exposed to ELF-EMF with 50 controls. Electric and magnetic fields were measured at 200 points, and blood parameters and liver enzymes were extracted from medical records. The study reports no significant differences…
PIXE analysis of iron in rabbit cerebellum after exposure to radiofrequency electromagnetic fields.
Research
RF Safe Research Library
Jan 1, 2022
This animal study assessed iron in rabbit cerebellum after exposure to real GSM and generated RF electromagnetic fields using ICP MS and PIXE. ICP MS found no significant differences in overall iron concentration between exposed and control groups. PIXE reported focal iron accumulation up to about 3 mm, with the…
Changes in Free Radical Processes under the Influence of Low-Frequency Electromagnetic Field in Rats.
Research
RF Safe Research Library
Jan 1, 2022
This in vivo animal study examined how low-frequency electromagnetic field exposure affects antioxidant status in Wistar rats. The authors report frequency-dependent changes in antioxidant enzyme activity and hydroperoxide content in blood plasma. They also propose that LF EMF may stimulate low levels of ROS that…
Physiological changes and symptoms associated with short-term exposure to electromagnetic fields: a randomized crossover provocation study.
Research
RF Safe Research Library
Jan 1, 2022
This randomized blinded crossover provocation study compared short-term RF-EMF exposure mimicking mobile phone base stations versus sham in people with IEI-EMF and controls. Symptom reporting and physiological measures (blood pressure, heart rate, heart rate variability) were similar between provocation and sham…
Conformational changes of β-thalassemia major hemoglobin and oxidative status of plasma after in vitro exposure to extremely low-frequency electromagnetic fields: An artificial neural network analysis.
Research
RF Safe Research Library
Jan 1, 2021
This in vitro study exposed blood samples from β-thalassemia major patients and matched healthy donors (n=12 each) to 50 Hz ELF-EMF at 0.5 and 1 mT for 1–2 hours. The authors report that two-hour exposure induced significant oxidative changes in β-thalassemia major samples and examined protein/Hb structural features…
[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…
Electromagnetic Fields of Mobile Phone Jammer Exposure on Blood Factors in Rats.
Research
RF Safe Research Library
Jan 1, 2018
This rat study examined whether electromagnetic fields from a mobile phone jammer affect blood cell factors. Rats were exposed 8 hours/day, 5 days/week for 40 days and compared with control and sham groups. The authors report significant changes in multiple hematological indices, with some measures unchanged…
Increase in Blood Levels of Growth Factors Involved in the Neuroplasticity Process by Using an Extremely Low Frequency Electromagnetic Field in Post-stroke Patients.
Research
RF Safe Research Library
Jan 1, 2018
This study evaluated whether adding extremely low-frequency electromagnetic field (ELF-EMF) therapy to standard post-stroke rehabilitation affects biomarkers of neuroplasticity and functional recovery. Forty-eight patients completed the same rehabilitation program, with the study group additionally receiving 10…
Gene Expression Analysis in Human Peripheral Blood Cells after 900 MHz RF-EMF Short-Term Exposure.
Research
RF Safe Research Library
Jan 1, 2018
This ex vivo/in vitro study exposed peripheral blood cells from five human donors to a 900 MHz continuous-wave RF-EMF for up to 90 minutes (average SAR 9.3 W/kg). After false discovery rate adjustment, the authors report no EMF-specific gene expression changes on microarray analysis. Although low-stringency analysis…
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…
Miniaturized Battery-Free Wireless Systems for Wearable Pulse Oximetry.
Research
RF Safe Research Library
Jan 1, 2017
This engineering study describes miniaturized, flexible, battery-free wearable pulse oximetry systems that use near-field communication (NFC) for wireless operation. The devices capture and transmit photoplethysmograms to derive blood oxygenation, heart rate, and heart rate variability. The abstract reports…
The effect of a high frequency electromagnetic field in the microwave range on red blood cells.
Research
RF Safe Research Library
Jan 1, 2017
An in vitro study examined red blood cells exposed to an 18 GHz electromagnetic field and assessed uptake of nanospheres. The authors report that EMF exposure enabled nanosphere uptake into RBCs, with different translocation behavior for 23.5 nm versus 46.3 nm particles. Uptake was reported to increase with higher…
The Synergistic Effect of Microwave Radiation and Hypergravity on Rats and the Intervention Effect of Rana Sylvatica Le Conte Oil.
Research
RF Safe Research Library
Jan 1, 2017
This animal study examined combined exposure to microwave radiation and hypergravity in rats and assessed whether Rana sylvatica Le Conte oil had protective effects. The hypergravity plus microwave group showed reduced motor performance, reduced cholinergic enzyme activities, and reduced total antioxidant capacity,…
Radiation from wireless technology elevates blood glucose and body temperature in 40-year-old type 1 diabetic male.
Research
RF Safe Research Library
Jan 1, 2017
This case report describes a 40-year-old male with type 1 diabetes who reported repeated episodes of markedly elevated blood glucose associated with nearby microwave radiation from wireless technology, with decreases after exposure ended. In one episode, body temperature also increased, and both measures reportedly…
Effects of GSM modulated radio-frequency electromagnetic radiation on permeability of blood-brain barrier in male & female rats
Research
RF Safe Research Library
Jan 1, 2016
This rat study examined whether pulse-modulated 900 MHz and 1800 MHz RF exposure affects blood-brain barrier permeability using Evans blue dye. The abstract reports increased permeability in male rats at both frequencies (stronger at 1800 MHz) and in female rats at 900 MHz but not at 1800 MHz. The authors suggest…
Automated ABO Rh-D blood type detection using smartphone imaging for point-of-care medical diagnostics.
Research
RF Safe Research Library
Jan 1, 2016
This conference paper describes an automated method for ABO and Rh-D blood typing using images captured by low-cost mobile phones of a fabric strip rapid diagnostic test. The approach applies morphological image processing steps including noise reduction, range filtering, and empirically derived heuristics to…
Effect of zero magnetic field on cardiovascular system and microcirculation.
Research
RF Safe Research Library
Jan 1, 2016
This study examined cardiovascular and microcirculation responses in healthy adults under zero magnetic field conditions generated by an "ARFA" magnetic field modeling facility. Participants were tested twice, once in zero magnetic field and once in a sham condition, with measures including capillary blood flow,…
Exposure to 900 MHz electromagnetic fields activates the mkp-1/ERK pathway and causes blood-brain barrier damage and cognitive impairment in rats
Research
RF Safe Research Library
Mar 19, 2015
This animal study exposed 108 male Sprague-Dawley rats to 900 MHz EMF (1 mW/cm2) or sham for 14 or 28 days (3 h/day). The authors report that 28-day exposure was associated with impaired spatial memory, BBB permeability damage, and ultrastructural changes in hippocampus and cortex. They also report increased mkp-1…
Influence of electromagnetic field (1800 MHz) on lipid peroxidation in brain, blood, liver and kidney in rats
Research
RF Safe Research Library
Jan 1, 2015
This animal study evaluated repeated 1800 MHz EMF exposure (5 × 15 minutes) on lipid peroxidation (MDA) in Wistar rats, including healthy animals and those with CFA-induced inflammation, with and without tramadol. The authors report slightly elevated MDA in blood, brain, and kidneys in EMF-exposed conditions,…
The effects of radio-frequency electromagnetic fields on T cell function during development
Research
RF Safe Research Library
Jan 1, 2015
This animal study exposed developing Sprague Dawley rats to 2.14 GHz W-CDMA RF-EMF at a whole-body SAR of 0.2 W/kg for 9 weeks (20 h/day). No differences were reported in multiple T cell population measures across blood, spleen, and thymus. Some Th1/Th2-related genes were upregulated (notably in thymus), but serum…
[Effect of Low-Intensity 900 MHz Frequency Electromagnetic Radiation on Rat Brain Enzyme Activities Linked to Energy Metabolism].
Research
RF Safe Research Library
Jan 1, 2015
This animal study examined low-intensity 900 MHz electromagnetic radiation (25 μW/cm2) and its effects on rat brain and blood serum enzymes linked to energy metabolism. The authors report that brain creatine kinase activity was the most radiosensitive among the enzymes measured and propose it as a marker of RF…
The effect of electromagnetic radiation emitted by display screens on cell oxygen metabolism - in vitro studies.
Research
RF Safe Research Library
Jan 1, 2015
This in vitro study exposed human blood platelet suspensions to 1 kHz electromagnetic fields at 150 or 220 V/m for 30 or 60 minutes. The authors report increased ROS and MDA (at 220 V/m, 30 min) and decreased antioxidant enzyme activities (SOD-1 and catalase), with the largest changes at 220 V/m for 60 minutes. They…
Using ultrasound radio frequency technology to assess regression of the structure and function of the carotid artery by radioiodine therapy in hyperthyroidism patients.
Research
RF Safe Research Library
Jan 1, 2015
This study enrolled 70 patients with primary hyperthyroidism and 74 healthy volunteers and assessed carotid artery structure and function using ultrasound RF data parameters before and after 131I therapy. Hyperthyroid patients showed worse carotid IMT and stiffness-related measures than controls at baseline. After…
[Effect of low-intensity 900 MHz frequency electromagnetic radiation on rat liver and blood serum enzyme activities].
Research
RF Safe Research Library
Jan 1, 2014
This animal study compared rat liver and blood serum enzyme activities after a total two-hour exposure to low-intensity 900 MHz electromagnetic fields delivered as either a single or fractional schedule. The authors report that creatine kinase (liver and serum) and serum alkaline phosphatase were the most sensitive…