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Showing results for: 4 mT

The Effect of Time-Dependence of 10 Hz Electromagnetic Field on Spatial Learning and Memory in Rats.

Research RF Safe Research Library Jan 1, 2022

This animal study exposed 40 adult male rats to a 10 Hz (4 mT) extremely low-frequency electromagnetic field for 1 hour daily for either 7 or 30 days. The authors report improved spatial memory after prolonged (30-day) exposure, alongside increased hippocampal BDNF levels. They also note a significant body weight…

The effects of the electromagnetic fields on the biochemical components, enzymatic and non-enzymatic antioxidant systems of tea L.

Research RF Safe Research Library Jan 1, 2019

This laboratory study examined how electromagnetic field (EMF) treatment affects biochemical and antioxidant-related components in tea samples, including flavonoid markers measured by HPLC. The abstract reports that 30-minute exposures generally increased several flavonoids compared with 60-minute exposures, with the…

Evaluation of Cytotoxic and Genotoxic Effects of Extremely Low-frequency Electromagnetic Field on Mesenchymal Stromal Cells.

Research RF Safe Research Library Jan 1, 2018

This in vitro study evaluated whether a therapeutic extremely low-frequency EMF exposure (5 Hz, 0.4 mT) causes cytotoxic or genotoxic effects in a human mesenchymal stromal cell line. Cells were exposed for 20 minutes per day, three times per week, for two weeks and assessed for viability, proliferation, and…

The effects of different intensities, frequencies and exposure times of extremely low-frequency electromagnetic fields on the growth of Staphylococcus aureus and Escherichia coli O157:H7.

Research RF Safe Research Library Jan 1, 2015

This in vitro study examined whether extremely low-frequency electromagnetic fields (ELF-EMF) affect growth of Staphylococcus aureus and Escherichia coli O157:H7. Bacterial cultures were exposed to sinusoidal homogeneous ELF-EMF at 2 or 4 mT, with frequencies of 20, 40, or 50 Hz, for 1–6 hours, and CFU were compared…

[Effects of 50 Hz sinusoidal magnetic field on Ca2+ release channel ryanodine receptor of sarcoplasmic reticulum vesicles].

Research RF Safe Research Library Jan 1, 2009

This in vitro study examined whether a 50 Hz sinusoidal magnetic field affects the sarcoplasmic reticulum calcium release channel RyR1. A 0.4 mT exposure for 30 minutes increased SR Ca2+ release rate and [(3)H]-ryanodine binding under NADH/NAD+ conditions. The authors also report increased NADH oxidation and…

[A preliminary study on role of acid sphingomyelinase in receptor clustering induced by 50-Hz magnetic fields].

Research RF Safe Research Library Jan 1, 2009

This in vitro study exposed human amnion (FL) cells to a 50-Hz sinusoidal magnetic field (0.4 mT) for 15 minutes and assessed epidermal growth factor receptor (EGFR) clustering. The authors report that magnetic field exposure induced EGFR clustering, and that this effect was blocked by imipramine, an acid…

Proteomic analysis in human fibroblasts by continuous exposure to extremely low-frequency electromagnetic fields.

Research RF Safe Research Library Jan 1, 2007

This in vitro study examined whether continuous extremely low-frequency electromagnetic fields (3 Hz, 4 mT for 3 hours) alter protein expression in human fibroblast cells using proteomics. The authors report that some protein expressions differed between exposed and sham cells. They identify reduced expression (about…

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