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Brain & Nervous System

Pentylenetetrazol-induced seizures are not altered by pre- or post-drug exposure to a 50 Hz magnetic field.

No Effects Found

Canseven AG, Keskil ZA, Keskil S, Seyhan N. · 2007

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50 Hz magnetic fields at levels 20-2000 times higher than typical home exposures showed no effect on seizure activity in mice.

Plain English Summary

Summary written for general audiences

Researchers tested whether 50 Hz magnetic fields (the type from power lines) could affect seizures in mice, either making them better or worse. They exposed mice to magnetic fields before and after giving them a seizure-inducing drug, measuring how quickly seizures started and how long they lasted. The magnetic field exposure had no effect on seizures whatsoever, suggesting these fields don't influence brain seizure activity at the levels tested.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 50 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 50 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

The study examined exposure from: 50 Hz

Study Details

To investigate whether pre- and post-drug magnetic field (MF) exposure of 50 Hz, 0.2 mT has any significant effect on pentylenetetrazol (PTZ)-induced seizures in mice.

MF was generated by a pair of Helmholtz coils. Seizures were induced by PTZ injection intraperitonea...

Neither pre- nor post-drug exposure to a 50 Hz, 0.2 mT MF was found to have any effect on PTZ-induce...

The present study failed to provide any support for a therapeutic potential of a 50 Hz, 0.2 mT MF for epilepsy.

Cite This Study
Canseven AG, Keskil ZA, Keskil S, Seyhan N. (2007). Pentylenetetrazol-induced seizures are not altered by pre- or post-drug exposure to a 50 Hz magnetic field. Radiat Biol. 83(4):231-235, 2007.
Show BibTeX
@article{ag_2007_pentylenetetrazolinduced_seizures_are_not_2893,
  author = {Canseven AG and Keskil ZA and Keskil S and Seyhan N.},
  title = {Pentylenetetrazol-induced seizures are not altered by pre- or post-drug exposure to a 50 Hz magnetic field.},
  year = {2007},
  doi = {10.1080/09553000701206676},
  url = {https://www.tandfonline.com/doi/abs/10.1080/09553000701206676},
}
DOI: 10.1080/09553000701206676

Cited By (5 papers)

Quick Questions About This Study

A 2007 study found that 50 Hz magnetic fields from power lines had no effect on seizures in laboratory testing. Researchers exposed mice to these fields before and after inducing seizures, but the magnetic field exposure didn't change seizure timing, duration, or severity.
Research shows 50 Hz electrical fields don't influence seizure activity. A controlled study tested whether power line frequency magnetic fields could worsen or improve seizures in mice, but found no measurable effects on seizure characteristics or outcomes.
Studies on 50 Hz magnetic fields show mixed results for brain effects. One seizure study found no impact on brain electrical activity, suggesting these power line frequencies don't significantly alter normal brain function at typical environmental exposure levels.
Current research suggests power line magnetic fields don't increase seizure risk. A 2007 laboratory study specifically tested whether 50 Hz fields could trigger or worsen seizures but found no connection between magnetic field exposure and seizure activity.
Magnetic fields from power lines don't appear to interfere with epilepsy management. Research testing 50 Hz magnetic fields as a potential seizure treatment found no therapeutic benefits, indicating these environmental fields likely don't affect existing epilepsy treatments either.