Weak electric fields detectability in a noisy neural network.
RF Safe Research Library
Jan 1, 2017 NEUTRAL
LOW
This modeling study examines how a noisy spiking neural network detects a weak applied electric field using an Izhikevich neuron framework with excitatory/inhibitory neurons and conduction delays. The authors report stochastic resonance driven by white noise that enhances detectability, and that…
The effects of electromagnetic fields on B16-BL6 cells are dependent on their spatial and temporal character.
RF Safe Research Library
Jan 1, 2017 CONCERN
LOW
This in vitro study tested several complex low-intensity, low-frequency EMF patterns on proliferation of B16-BL6 mouse melanoma cells. A specific pattern (Thomas-EMF) with a 3 ms point duration reportedly inhibited proliferation and increased calcium uptake, while other timing settings did not.…
RF-EMF exposure at 1800 MHz did not elicit DNA damage or abnormal cellular behaviors in different neurogenic cells.
RF Safe Research Library
Jan 1, 2017 REASSURANCE
MEDIUM
This in vitro study assessed whether intermittent 1800 MHz RF-EMF exposure induces DNA damage or alters cellular behavior in three neurogenic cell lines. Cells were exposed at an average SAR of 4.0 W/kg for 1, 6, or 24 hours and evaluated for γH2AX foci, cell cycle progression, proliferation, and…
Effects of electromagnetic fields on bone loss in hyperthyroidism rat model.
RF Safe Research Library
Jan 1, 2017 NEUTRAL
MEDIUM
This animal study evaluated whether extremely low frequency EMF exposure affects bone loss in a levothyroxine-induced hyperthyroidism rat model. Rats exposed to 15 Hz/1 mT EMF plus levothyroxine showed improved bone mineral density, mechanical measures, and partially restored trabecular bone…
Combined effects of electromagnetic field and low-level laser increase proliferation and alter the morphology of human adipose tissue-derived mesenchymal stem cells.
RF Safe Research Library
Jan 1, 2017 NEUTRAL
LOW
This in vitro study tested 50 Hz, 3 mT electromagnetic field (EMF) exposure and 808 nm low-level laser (LLL), alone and combined, on human adipose tissue-derived mesenchymal stem cells from six donors. The authors report increased cell numbers after 7 days with EMF, greater increases with LLL, and…
Radiofrequency exposure in the Neonatal Medium Care Unit.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This exposure assessment characterized RF-EMF levels in a Neonatal Medium Care Unit and inside incubators using spot and long-term dosimeter measurements. Reported levels varied by location (higher near a window and near the evaluated incubator) and by time (higher at night than during the day).…
No adverse effects detected for simultaneous whole-body exposure to multiple-frequency radiofrequency electromagnetic fields for rats in the intrauterine and pre- and post-weaning periods.
RF Safe Research Library
Jan 1, 2017 REASSURANCE
MEDIUM
This animal study exposed pregnant Sprague-Dawley rats and their offspring to simultaneous whole-body multifrequency RF signals spanning 800 MHz to 5.2 GHz. Exposure occurred 20 hours per day from gestational day 7 to weaning, with F1 offspring exposed up to 6 weeks of age. Across multiple…
Non-conductive and miniature fiber-optic imaging system for real-time detection of neuronal activity in time-varying electromagnetic fields.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This paper describes a non-conductive, miniature fiber-optic imaging system designed to record neuronal activity in real time during repetitive, long-term time-varying EMF exposure. Using the system, the authors report that short exposures (
Lasting hepatotoxic effects of prenatal mobile phone exposure.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
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,…
Effect of extremely low frequency electromagnetic field on brain histopathology of Caspian Sea Cyprinus carpio.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This animal study evaluated 50 Hz extremely low frequency electromagnetic field exposure and brain histopathology in Cyprinus carpio. Fish were sham-exposed or exposed to magnetic field intensities from 0.1 to 7 mT for 0.5 or 1 hour. The authors report severe brain histopathological changes at…
The Effects of Precautionary Messages about Electromagnetic Fields from Mobile Phones and Base Stations Revisited: The Role of Recipient Characteristics.
RF Safe Research Library
Jan 1, 2017 NEUTRAL
MEDIUM
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…
Long-Term Evolution Electromagnetic Fields Exposure Modulates the Resting State EEG on Alpha and Beta Bands.
RF Safe Research Library
Jan 1, 2017 CONCERN
UNKNOWN
This study evaluated whether exposure to EMF from an LTE system (described as equivalent to maximum LTE mobile phone emission) alters resting-state EEG. The abstract reports reduced spectral power and reduced interhemispheric coherence in alpha and beta bands in frontal and temporal regions. It…
Effect of extremely low-frequency electromagnetic fields on antioxidant activity in the human keratinocyte cell line NCTC 2544.
RF Safe Research Library
Jan 1, 2017 NEUTRAL
MEDIUM
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…
Protective effects of melatonin and omega-3 on the hippocampus and the cerebellum of adult Wistar albino rats exposed to electromagnetic fields.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This rat study examined 900 MHz EMF exposure for 60 minutes per day over 15 days and assessed hippocampal and cerebellar outcomes, behavior, and serum enzyme activity. The EMF-only group showed significant neuronal cell losses in multiple brain regions and worse passive avoidance performance…
Exposure to 2100 MHz electromagnetic field radiations induces reactive oxygen species generation in roots.
RF Safe Research Library
Jan 1, 2017 CONCERN
LOW
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,…
Effects of short and long term electromagnetic fields exposure on the human hippocampus.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This study compared 60 healthy female medical students grouped by self-reported daily mobile phone use by the head (90 min). MRI/MRS analyses found no significant differences in hippocampal volume or in choline, creatine, and N-acetyl aspartate between groups. However, the higher-use group showed…
Does omega-3 have a protective effect on the rat adrenal gland exposed to 900 MHz electromagnetic fields?
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This animal study examined whether omega-3 modifies adrenal gland changes in rats exposed to 900 MHz electromagnetic fields. Rats exposed 60 minutes/day for 15 days showed significantly increased adrenal gland volume versus controls. Omega-3 co-treatment was associated with significantly lower…
Mobile phone use for 5 minutes can cause significant memory impairment in humans.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This study assessed working memory before and after 5 minutes of mobile phone use using a brief computerized 10-word recall task. The experimental group showed worse performance immediately after phone use, with partial improvement 5 minutes later, while the control group improved across repeated…
Iron deposition in rabbit cerebellum after exposure to generated and mobile GSM electromagnetic fields.
RF Safe Research Library
Jan 1, 2017 CONCERN
MEDIUM
This animal study examined iron distribution in rabbit cerebellum after exposure to RF electromagnetic fields, using light and scanning electron microscopy with energy-dispersive microanalysis. The authors report dystrophic changes in Purkinje cells in irradiated groups and deposits containing…
Comments on "Association of excessive mobile phone use during pregnancy with birth weight: an adjunct study in Kumamoto of Japan Environment and Children's Study".
RF Safe Research Library
Jan 1, 2017 NEUTRAL
LOW
This publication is a comment on a study reporting an association between excessive mobile phone use during pregnancy and birth weight. The authors argue the referenced study has shortcomings and cannot address whether ordinary mobile phone use during pregnancy leads to low birth weight. They note…