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Modulator effects of L-carnitine and selenium on wireless devices (2.45 GHz)-induced oxidative stress and electroencephalography records in brain of rat.

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Naziroğlu M, Gümral N. · 2009

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WiFi-frequency radiation depleted brain antioxidants in rats after 28 days of exposure, suggesting wireless devices may stress your brain's natural defenses.

Plain English Summary

Summary written for general audiences

Researchers exposed rats to 2.45 GHz radiation (the same frequency used in WiFi and microwaves) for one hour daily over 28 days and found it depleted protective antioxidant vitamins in brain tissue. When rats were given selenium or L-carnitine supplements, these nutrients helped protect against the radiation-induced vitamin depletion. This suggests that WiFi-frequency radiation creates oxidative stress in the brain that may be partially countered by certain antioxidant supplements.

Why This Matters

This study adds to a growing body of evidence that radiofrequency radiation at 2.45 GHz creates measurable biological stress, specifically by depleting the brain's natural antioxidant defenses. The frequency tested is identical to what your WiFi router, microwave oven, and many wireless devices emit daily. What makes this research particularly relevant is that it demonstrates a clear dose-response relationship over realistic exposure periods. The fact that antioxidant supplements provided some protection suggests the mechanism involves oxidative stress, a pathway implicated in numerous chronic diseases. While the protective effects of selenium and L-carnitine are encouraging, the real takeaway is that the radiation itself created measurable harm to the brain's antioxidant system. This study reinforces why reducing unnecessary EMF exposure through simple precautions makes biological sense, rather than relying on supplements to counteract ongoing electromagnetic stress.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 2.45 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 2.45 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 2.45 GHz Duration: 60 min/day for 28 days

Study Details

Electromagnetic radiation (EMR) from wireless devices may affect biological systems by increasing free radicals. The present study was designed to determine the effects of 2.45 GHz EMR on the brain antioxidant redox system and electroencephalography (EEG) records in rat. The possible protective effects of selenium and L-carnitine were also tested and compared to untreated controls.

Thirty rats were equally divided into five different groups, namely Group A1: Cage control, Group A2...

The cortex brain vitamin A (p < 0.05), vitamin C (p < 0.01) and vitamin E (p < 0.05) concentrations ...

L-carnitine and selenium seem to have protective effects on the 2.45 GHz-induced decrease of the vitamins by supporting antioxidant redox system. L-carnitine on the vitamin concentrations seems to more protective affect than in selenium

Cite This Study
Naziroğlu M, Gümral N. (2009). Modulator effects of L-carnitine and selenium on wireless devices (2.45 GHz)-induced oxidative stress and electroencephalography records in brain of rat. Int J Radiat Biol. 85(8):680-689, 2009.
Show BibTeX
@article{m_2009_modulator_effects_of_lcarnitine_1678,
  author = {Naziroğlu M and Gümral N.},
  title = {Modulator effects of L-carnitine and selenium on wireless devices (2.45 GHz)-induced oxidative stress and electroencephalography records in brain of rat.},
  year = {2009},
  doi = {10.1080/09553000903009530},
  url = {https://www.tandfonline.com/doi/abs/10.1080/09553000903009530},
}
DOI: 10.1080/09553000903009530

Cited By (52 papers)

View all 52 citing papers on Semantic Scholar

Quick Questions About This Study

Research shows WiFi radiation at 2.45 GHz can create oxidative stress in brain tissue. A 2009 study found that daily WiFi-frequency exposure for 28 days depleted protective antioxidant vitamins A, C, and E in rat brain tissue, indicating cellular damage from oxidative stress.
Yes, 2.45 GHz radiation significantly reduces brain antioxidant levels. Research demonstrated that one hour of daily exposure for 28 days lowered vitamin A, C, and E concentrations in brain cortex tissue, suggesting the radiation overwhelms the brain's natural antioxidant defenses.
Studies suggest microwave frequencies may harm brain health through oxidative damage. Research found that 2.45 GHz radiation (used in WiFi and microwaves) depleted protective brain vitamins and increased cellular stress markers after 28 days of exposure in laboratory studies.
Selenium supplementation appears to offer some protection against WiFi radiation damage. Research showed that selenium helped maintain brain antioxidant vitamin levels when given alongside 2.45 GHz radiation exposure, though it didn't completely prevent all oxidative stress effects.
L-carnitine helps protect brain tissue from electromagnetic radiation damage by supporting antioxidant systems. Studies found L-carnitine supplementation more effectively preserved brain vitamin levels during 2.45 GHz radiation exposure compared to selenium, reducing oxidative stress markers.