Molecular dynamics study of response of liquid N,N-dimethylformamide to externally applied electric field using a polarizable force field.
Research
RF Safe Research Library
Jan 1, 2014
This molecular dynamics simulation study examined liquid N,N-dimethylformamide exposed to uniform external electric fields from 0.001 to 1 V/nm using an extended AMOEBA polarizable force field. The authors report that fields above 0.01 V/nm significantly altered the liquid’s structure and a range of molecular and…
The efficacy in treatment of facial atrophic acne scars in Asians with a fractional radiofrequency microneedle system.
Research
RF Safe Research Library
Jan 1, 2014
This study evaluated a fractional radiofrequency microneedle system for treating facial atrophic acne scars in Asian subjects over 1-, 3-, and 6-month follow-up after three monthly sessions. Of 26 completers, the most common self-reported improvement category at 6 months was 26–50% improvement, and scar volume…
Ultrafast volumetric B1 (+) mapping for improved radiofrequency shimming in 3 tesla body MRI.
Research
RF Safe Research Library
Jan 1, 2014
This engineering/clinical MRI methods study evaluated ultrafast volumetric DREAM B1+ mapping to refine patient-adaptive RF shimming at 3T. In 20 patients and three volunteers, a multi-slice adaptive RF shimming approach reduced flip-angle deviations and improved B1+ homogeneity compared with central-slice-based…
Non-linear adaptive phenomena which decrease the risk of infection after pre-exposure to radiofrequency radiation.
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined whether pre-exposure to radiofrequency radiation (from a GSM mobile phone) alters survival after subsequent Escherichia coli infection. The abstract reports higher survival in the group receiving both RF pre-exposure and bacterial challenge than in the group receiving only the bacterial…
An ephaptic transmission model of CA3 pyramidal cells: an investigation into electric field effects.
Research
RF Safe Research Library
Jan 1, 2014
This paper presents a two-compartment computational model of CA3 pyramidal neurons to investigate how extracellular electric fields influence neuronal behavior via ephaptic transmission. The model is matched to subthreshold experimental responses at rest and used to analyze how DC and sinusoidal fields affect…
Liver lesion conspicuity during real-time MR-guided radiofrequency applicator placement using spoiled gradient echo and balanced steady-state free precession imaging.
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RF Safe Research Library
Jan 1, 2014
This retrospective study evaluated liver lesion conspicuity during real-time MR-guided radiofrequency applicator placement using spoiled GRE and balanced SSFP MRI sequences in a 1.5 T scanner. Lesion detectability categories and contrast-to-noise ratio (CNR) were compared for hepatocellular carcinoma and liver…
Passive tracking of linac clinical flow using radiofrequency identification technology.
Research
RF Safe Research Library
Jan 1, 2014
This study reports implementation of a passive RFID system to passively track patient flow in a radiation therapy clinic using readers/antennae in linac vault areas. Across 4302 treatment fractions from 144 patients, the system achieved about 70% read reliability and enabled comparison of median in-vault treatment…
A comparative study of radiofrequency assisted versus microdebrider assisted turbinoplasty in cases of inferior turbinate hypertrophy.
Research
RF Safe Research Library
Jan 1, 2014
This prospective interventional study randomized 60 patients with inferior turbinate hypertrophy to bipolar radiofrequency-assisted versus microdebrider-assisted turbinoplasty (30 per group). Both groups showed significant postoperative symptom improvement through 6 months. Three recurrences were reported at 6 months…
Can mobile phones help control neglected tropical diseases? Experiences from Tanzania.
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RF Safe Research Library
Jan 1, 2014
This qualitative case study (2011) describes a pilot mobile phone-based management information system for neglected tropical disease control in Tanzania, where village health workers used phones with web-based software to capture data at source. The study reports improved routine work efficiency and increased…
Autophagy and enhanced chemosensitivity in experimental pancreatic cancers induced by noninvasive radiofrequency field treatment.
Research
RF Safe Research Library
Jan 1, 2014
This study tested noninvasive 13.56 MHz radiofrequency electric fields as a treatment adjunct for pancreatic ductal adenocarcinoma in cell lines and mouse xenograft models. The authors report RF exposure caused cytotoxicity in PDAC cells via autophagy (not apoptosis) and that normal pancreatic ductal epithelial cells…
Effect of radiofrequency microtenotomy on degeneration of tendons: an experimental study on rabbits.
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Jan 1, 2014
This experimental rabbit study evaluated radiofrequency microtenotomy (Rf-mt) in prostaglandin E1-induced Achilles tendon degeneration. Rf-mt increased vascularity based on histopathology and immunohistochemistry. However, the authors report no significant difference in tendon healing compared with a sham-control…
Effects of ultraviolet irradiation, pulsed electric field, hot water and ethanol vapours treatment on functional properties of mung bean sprouts.
Research
RF Safe Research Library
Jan 1, 2014
This study examined how pulsed electric field, hot water dip, ethanol vapours, and UV irradiation affected antioxidant-related properties of mung bean sprouts during storage at room and low temperatures. Ethanol vapour-treated sprouts had the highest ascorbic acid, total phenols, and antioxidant activity. Polyphenol…
High-frequency hearing loss among mobile phone users.
Research
RF Safe Research Library
Jan 1, 2014
This prospective single-blinded study assessed hearing above 8 kHz among prolonged mobile phone users using high-frequency audiometry. Because few non-users were available, the study compared each participant’s dominant (phone-used) ear with the non-dominant ear, with the audiologist blinded to dominance. The authors…
The effect of extremely low frequency pulsed electromagnetic field on in vitro fertilization success rate in N MRI mice.
Research
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Jan 1, 2014
This randomized comparative animal study tested whether extremely low frequency pulsed electromagnetic field exposure affects IVF success in NMRI mice. Mice in the experimental group were exposed to a 1.3 mT pulsed field at 4 kHz for 5 hours during the IVF process. Although the exposed group showed a higher IVF…
Sensory transduction of weak electromagnetic fields: role of glutamate neurotransmission mediated by NMDA receptors.
Research
RF Safe Research Library
Jan 1, 2014
This rat EEG study reports that weak electromagnetic fields elicited evoked potentials in awake animals but not under anesthesia that included ketamine. Xylazine anesthesia did not eliminate EMF-evoked potentials, whereas ketamine (an NMDA receptor antagonist) was associated with absence of both EMF-evoked and…
Effects of 900 MHz electromagnetic field emitted by cellular phones on electrocardiograms of guinea pigs.
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined whether RF-EMF from cellular phones affects electrocardiograms in guinea pigs. Thirty guinea pigs were randomized to control (no exposure) or RF-EMF exposure (890–915 MHz; SAR 0.95 W/kg) for 12 hours per day over 30 days. The study reports no significant effects on ECG findings under these…
Spatial learning, monoamines and oxidative stress in rats exposed to 900 MHz electromagnetic field in combination with iron overload.
Research
RF Safe Research Library
Jan 1, 2014
This animal study tested whether 900 MHz EMF exposure, alone or combined with brain iron overload, affects cognition and brain biochemistry in Long-Evans rats. EMF-exposed rats showed impairment in an object exploration task and changes in monoamine content (notably in the hippocampus), while other spatial…
No influence of acute RF exposure (GSM-900, GSM-1800, and UMTS) on mouse retinal ganglion cell responses under constant temperature conditions.
Research
RF Safe Research Library
Jan 1, 2014
This double-blind in vitro study exposed isolated mouse retinae to GSM-900, GSM-1800, and UMTS RF-EMF at SARs up to 20 W/kg while maintaining constant temperature. Changes in retinal ganglion cell responses to light stimuli were compared before, during, and up to 35 minutes after exposure. The authors report no…
Interference between active implanted medical devices and electromagnetic field emitting devices is rare but real: results of an incidence study in a population of physicians in France.
Research
RF Safe Research Library
Jan 1, 2014
This cross-sectional incidence survey used a postal questionnaire to assess physician-observed interference incidents between EMF-emitting devices and active implanted medical devices (AIMDs) in France. Among 1,188 participating physicians, 16% reported AIMD failures, typically of moderate severity but sometimes…
A pilot neighborhood study towards establishing a benchmark for reducing electromagnetic field levels within single family residential dwellings.
Research
RF Safe Research Library
Jan 1, 2014
This pilot study reports EMF field audits in 29 single-family residential dwellings in an urban Toronto neighborhood, measuring RF, power-frequency electric and magnetic fields, and high-frequency voltage transients. The authors frame EMF as an indoor pollutant and note a lack of international consensus on exposure…
Symptom attribution and risk perception in individuals with idiopathic environmental intolerance to electromagnetic fields and in the general population.
Research
RF Safe Research Library
Jan 1, 2014
This cross-sectional study compared EMF-related health perceptions and symptom attribution among self-identified EMF-sensitive individuals from an internet panel, non-sensitive individuals, and an NGO-recruited IEI-EMF group. The internet-panel sensitive group reported more non-specific symptoms, higher perceived EMF…
Assessing of plasma protein denaturation induced by exposure to cadmium, electromagnetic fields and their combined actions on rat.
Research
RF Safe Research Library
Jan 1, 2014
This animal study examined whether cadmium, EMF exposure, or their combination affects oxidative damage and protein structure in rat plasma. The authors report increased oxidative protein damage markers and changes in protein-related measures after cadmium and/or EMF exposure. Effects were described as more…
Investigating short-term exposure to electromagnetic fields on reproductive capacity of invertebrates in the field situation.
Research
RF Safe Research Library
Jan 1, 2014
This field experiment examined short-term (48-hour) exposure to RF EMF from a GSM 900 MHz mobile phone base station on reproductive endpoints in four invertebrate species. The study reports no significant effects of exposure metrics on fecundity or number of offspring, and notes that distance was not a suitable proxy…
Effect of Bluetooth headset and mobile phone electromagnetic fields on the human auditory nerve.
Research
RF Safe Research Library
Jan 1, 2014
This randomized trial assessed short-term effects of electromagnetic fields from a mobile phone versus a Bluetooth headset on cochlear nerve activity during vestibular neurectomy in 12 patients. Bluetooth headset exposure showed no significant change in CNAP amplitude or latency. Direct mobile phone exposure was…
Exposure Knowledge and Risk Perception of RF EMF.
Research
RF Safe Research Library
Jan 1, 2014
This cross-sectional survey study (LEXNET project) examined how subjective exposure knowledge relates to risk perception (RP) for different RF EMF sources. Respondents were more concerned about base stations than other sources. Regression results suggested that most exposure-characteristic features (except distance)…