Electromagnetic field pretreatment of Sinapis alba seeds improved cadmium phytoextraction.
Research
RF Safe Research Library
Jan 1, 2018
This laboratory study tested whether brief ELF-EMF seed pretreatment could enhance cadmium accumulation in white mustard seedlings. Seeds exposed to 50 Hz alternating EMF (60 or 120 mT) for 1 minute produced shoots with higher cadmium content than controls, while biomass was unchanged. The authors suggest potential…
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…
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…
Effects of 1950 MHz radiofrequency electromagnetic fields on Aβ processing in human neuroblastoma and mouse hippocampal neuronal cells.
Research
RF Safe Research Library
Jan 1, 2018
This in vitro study exposed HT22 mouse hippocampal neuronal cells and SH-SY5Y human neuroblastoma cells to 1950 MHz RF-EMF at SAR 6 W/kg for 2 hours per day over 3 days. RF-EMF exposure reduced mRNA levels of several Aβ-processing genes in HT22 cells, but did not change APP mRNA in SH-SY5Y cells. Protein levels of…
Streptosporangium minutum sp. nov., isolated from garden soil exposed to microwave radiation.
Research
RF Safe Research Library
Jan 1, 2018
This paper reports the isolation of strain M26 from garden soil that was pre-treated with microwave radiation, followed by polyphasic taxonomic characterization. Based on morphological, chemotaxonomic, and 16S rRNA phylogenetic analyses, the authors propose the new species Streptosporangium minutum. The strain is…
Different profiles of the mRNA levels of DNA repair genes in MCF-7 and SH-SY5Y cells after treatment with combination of cisplatin, 50-Hz electromagnetic field and bleomycin.
Research
RF Safe Research Library
Jan 1, 2017
This in vitro study examined whether a 50-Hz, 0.50 mT intermittent electromagnetic field modifies responses to cisplatin and bleomycin in MCF-7 and SH-SY5Y cells. The authors report increased susceptibility in MCF-7 cells with EMF added to cisplatin+bleomycin, while SH-SY5Y susceptibility was unchanged. They also…
Precision knockdown of EGFR gene expression using radio frequency electromagnetic energy.
Research
RF Safe Research Library
Jan 1, 2017
This study reports a technology that records a specific radiofrequency electromagnetic energy signal associated with EGFR siRNA and applies it to cells. The abstract describes reductions in EGFR mRNA and protein expression versus controls, with specificity assessed using RNA microarray and antibody dot blot array. It…
The effects of human height and mass on the calculated induced electric fields at 50 Hz for comparison with the EMF Directive 2013/35/EU.
Research
RF Safe Research Library
Jan 1, 2017
This computational study examined how human height and mass influence calculated induced electric fields in the body from external 50 Hz electric and magnetic fields. Anatomically realistic human models derived from the MAXWEL phantom were varied across a range of heights and masses and used to simulate induced…
A Route to Chaotic Behavior of Single Neuron Exposed to External Electromagnetic Radiation.
Research
RF Safe Research Library
Jan 1, 2017
This computational study investigates nonlinear membrane-potential dynamics in a Fitzhugh-Nagumo single-neuron model that includes an external electromagnetic radiation term. The authors report that increasing the frequency of an external transmembrane current leads to mode selection among periodic, quasi-periodic,…
Efficient DNA ligation by selective heating of DNA ligase with a radio frequency alternating magnetic field.
Research
RF Safe Research Library
Jan 1, 2016
This in vitro study describes a method to improve DNA ligation by immobilizing T4 DNA ligase on ferromagnetic particles and applying a radio frequency alternating magnetic field. The field causes the particles to dissipate heat, which the authors report selectively heats and activates the ligase while minimally…
Targeted Magnetic Nanoparticles for Mechanical Lysis of Tumor Cells by Low-Amplitude Alternating Magnetic Field.
Research
RF Safe Research Library
Jan 1, 2016
This animal and in vitro study reports a method to lyse tumor cells mechanically using targeted superparamagnetic iron oxide nanoparticles rotated by a weak alternating magnetic field. Nude mice with head and neck tumors received cetuximab-coated nanoparticles and 4 Hz field exposures for 30 minutes on alternating…
Influence of Growth Rate and Magnetic Field on Microstructure and Properties of Directionally Solidified Ag-Cu Eutectic Alloy.
Research
RF Safe Research Library
Jan 1, 2016
This materials study examined how growth rate and an external magnetic field affect microstructure and properties in directionally solidified Ag-Cu eutectic alloys. The lamellar spacing followed the Jackson-Hunt model with a reported constant of 5.8 µm³/s. Increasing magnetic field tilted eutectic growth and…
Research on in vitro release of Isoniazid (INH) super paramagnetic microspheres in different magnetic fields.
Research
RF Safe Research Library
Jan 1, 2016
This in vitro study examined how different external magnetic field conditions affect isoniazid release from superparamagnetic iron oxide microspheres. The abstract reports that magnetic fields accelerated drug release, with faster release in acidic (pH 3) conditions and the fastest completion (2 hours) under an…
Improving resolution of robotic capsule locomotion using dynamic electromagnetic field.
Research
RF Safe Research Library
Jan 1, 2016
This engineering conference paper describes a method for controlling the locomotion of swallowable wireless capsule endoscopy devices using a dynamic magnetic field generated by external coils. A permanent magnet embedded in the capsule is manipulated by adjusting external field strengths to maintain equilibrium for…
[The influence of alternating magnetic field on in vitro litholysis of uroliths in blemaren water solutions].
Research
RF Safe Research Library
Jan 1, 2016
This in vitro study examined whether exposing Blemaren water solutions (pH 6.15) to a 2 Hz alternating magnetic field for one hour changes their ability to dissolve uroliths. The authors report higher dissolution efficiency (about 1.922d7) in pre-exposed solutions compared with non-exposed controls. They also report…
[Effects of 1.8 mT sinusoidal alternating electromagnetic fields of different frequencies on bone biomechanics of young rats].
Research
RF Safe Research Library
Jan 1, 2016
This randomized animal experiment exposed 32 young female rats to 1.8 mT sinusoidal alternating electromagnetic fields at 10, 25, or 40 Hz for 90 minutes per day. The 10 Hz and 40 Hz groups had higher BMD and improved femur and lumbar vertebra biomechanical properties compared with controls, and micro-CT suggested…
Magnetophoretic Conductors and Diodes in a 3D Magnetic Field.
Research
RF Safe Research Library
Jan 1, 2016
This engineering study demonstrates magnetophoretic track designs that transport single magnetized beads and magnetically labeled single cells in a 3D time-varying magnetic field. A vertical field bias is reported to reduce particle clustering but necessitates redesigned track geometries with alternating curvature.…
Measurement and Modeling of Personal Exposure to the Electric and Magnetic Fields in the Vicinity of High Voltage Power Lines.
Research
RF Safe Research Library
Jan 1, 2016
This study reports experimental measurements and numerical modeling of electric and magnetic fields near a high voltage substation in Annaba, Algeria. Field intensities were measured at multiple heights intended to correspond to sensitive human body regions and were validated using finite element simulations. The…
Effects of Electromagnetic Radiation from Smartphones on Learning Ability and Hippocampal Progenitor Cell Proliferation in Mice.
Research
RF Safe Research Library
Jan 1, 2016
This mouse study examined chronic smartphone electromagnetic radiation exposure and its effects on spatial working memory and hippocampal progenitor cell proliferation. The authors report no significant differences in Y-maze spontaneous alternation or BrdU-labeled progenitor proliferation after exposure, but…
The Validity and Reliability of the Persian Version Test of Mobile Phone Dependency (TMD).
Research
RF Safe Research Library
Jan 1, 2015
This cross-sectional study developed and validated a Persian version of the Test of Mobile Phone Dependency (TMD) in 350 Tehran university students. Factor analysis identified three factors and the scale showed high internal consistency and moderate test-retest reliability. The authors report a best cut-off point of…
[Radiofrequency ablation can reverse the abnormal circulating microRNA expression changes in patients with atrial fibrillation].
Research
RF Safe Research Library
Jan 1, 2015
This pre/post study measured circulating microRNA profiles in 30 atrial fibrillation patients before and 3 months after radiofrequency ablation, comparing results with 10 healthy controls. The authors report that numerous miRNAs differed from controls at baseline and shifted after ablation, with several highlighted…
Magnetic Nanoparticles with High Specific Absorption Rate at Low Alternating Magnetic Field.
Research
RF Safe Research Library
Jan 1, 2015
This paper describes synthesis and characterization of magnetic nanoparticles intended for tumor hyperthermia applications. It reports that the particles show relatively high specific absorption rate (22–200 W/g) under a 160 kHz alternating magnetic field at 100–500 Oe, despite low saturation magnetization. The…
Thick multilayered (silica/gold) dipole nano-antenna.
Research
RF Safe Research Library
Jan 1, 2015
This engineering study examines composite optical dipole nano-antennas made of alternating silica and gold layers. It reports that a 50% filling factor yields a 2.0× increase in electric-field enhancement compared with a pure-gold antenna. The abstract frames the work in terms of photonics applications rather than…
Strain in YBCO Double-Pancake Coil With Stainless Steel Overband Under External Magnetic Field.
Research
RF Safe Research Library
Jan 1, 2015
This engineering study evaluates mechanical hoop strain in a YBCO coated-conductor double-pancake coil intended for a high-field HTS insert in an NMR magnet. The authors present experimental strain-gauge measurements and analytical stress/strain calculations for a coil operated with and without a stainless steel…
Extremely low-frequency magnetic fields of transformers and possible biological and health effects
Research
RF Safe Research Library
Jan 1, 2014
This study measured leakage extremely low-frequency (ELF) magnetic fields around a transformer located on the bottom floor of a three-floor apartment building in Istanbul. The measurements were evaluated against international exposure standards, and the authors report exposures higher than the IARC threshold magnetic…