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Oxidative Stress

Mobile phone radiation-induced free radical damage in the liver is inhibited by the antioxidants n-acetyl cysteine and epigallocatechin-gallate.

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Ozgur E, Güler G, Seyhan N · 2010

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Cell phone radiation at 0.38 W/kg caused liver damage in guinea pigs that worsened with longer exposure, but antioxidants provided protection.

Plain English Summary

Summary written for general audiences

Guinea pigs exposed to cell phone radiation (1800 MHz) for 10-20 minutes daily showed liver damage from oxidative stress, with longer exposure causing more harm. However, antioxidants N-acetyl cysteine and green tea extract provided significant protection against this cellular damage.

Why This Matters

This study adds to the growing body of evidence showing that radiofrequency radiation causes biological harm through oxidative stress, even at exposure levels considered 'safe' by current standards. The SAR level of 0.38 W/kg used here is well below the FCC limit of 1.6 W/kg, yet still produced measurable liver damage that worsened with longer exposure periods. What makes this research particularly valuable is its demonstration that the damage follows a clear dose-response relationship and can be mitigated with antioxidants. The reality is that your liver processes toxins daily, and adding oxidative stress from RF radiation creates an additional burden on this vital organ. While you shouldn't rely solely on supplements for protection, this research suggests that supporting your body's natural antioxidant systems may help counter some RF-induced cellular damage.

Exposure Details

SAR
0.38 W/kg
Source/Device
1800-MHz
Exposure Duration
10 or 20 min per day for seven days

Where This Falls on the Concern Scale

Study Exposure Level in ContextStudy Exposure Level in ContextThis study: 0.38 W/kgExtreme Concern - 0.1 W/kgFCC Limit - 1.6 W/kgEffects observed in the Extreme Concern rangeFCC limit is 4x higher than this level
A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 1.80 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 1.80 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Study Details

To investigate oxidative damage and antioxidant enzyme status in the liver of guinea pigs exposed to mobile phone-like radiofrequency radiation (RFR) and the potential protective effects of N-acetyl cysteine (NAC) and epigallocatechin-gallate (EGCG) on the oxidative damage.

Nine groups of guinea pigs were used to study the effects of exposure to an 1800-MHz Global System f...

Significant increases in malondialdehyde (MDA) and total nitric oxide (NOx) levels and decreases in ...

Mobile phone-like radiation induces oxidative damage and changes the activities of antioxidant enzymes in the liver. The adverse effect of RFR may be related to the duration of mobile phone use. NAC and EGCG protect the liver tissue against the RFR-induced oxidative damage and enhance antioxidant enzyme activities.

Cite This Study
Ozgur E, Güler G, Seyhan N (2010). Mobile phone radiation-induced free radical damage in the liver is inhibited by the antioxidants n-acetyl cysteine and epigallocatechin-gallate. Int J Radiat Biol.86(11):935-945, 2010.
Show BibTeX
@article{e_2010_mobile_phone_radiationinduced_free_1241,
  author = {Ozgur E and Güler G and Seyhan N},
  title = {Mobile phone radiation-induced free radical damage in the liver is inhibited by the antioxidants n-acetyl cysteine and epigallocatechin-gallate.},
  year = {2010},
  doi = {10.3109/09553002.2010.496029},
  url = {https://www.tandfonline.com/doi/abs/10.3109/09553002.2010.496029},
}
DOI: 10.3109/09553002.2010.496029

Cited By (91 papers)

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Quick Questions About This Study

Yes, guinea pigs exposed to 1800 MHz cell phone radiation for 10-20 minutes daily showed significant liver damage from oxidative stress. The 2010 study found increased harmful compounds and decreased protective enzymes, with longer exposure causing more damage.
Yes, N-acetyl cysteine (NAC) provided significant protection against liver damage from 1800 MHz radiation in guinea pigs. The antioxidant increased protective glutathione peroxidase enzyme activity and reduced oxidative stress markers in liver tissue.
Yes, epigallocatechin-gallate (EGCG) from green tea extract protected guinea pig livers from 1800 MHz radiation damage. The antioxidant significantly reduced malondialdehyde levels, a key marker of cellular damage from oxidative stress.
Liver enzyme damage from 1800 MHz radiation occurred within 10-20 minutes of daily exposure in guinea pigs. The study found that oxidative damage was directly proportional to exposure duration, with longer sessions causing more harm.
1800 MHz radiation significantly decreased three key liver antioxidant enzymes in guinea pigs: superoxide dismutase (SOD), myeloperoxidase (MPO), and glutathione peroxidase (GSH-Px). These enzymes normally protect cells from oxidative damage and free radicals.