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Oxidative stress-mediated skin damage in an experimental mobile phone model can be prevented by melatonin.

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Ayata A, Mollaoglu H, Yilmaz HR, Akturk O, Ozguner F, Altuntas I. · 2004

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Mobile phone radiation caused skin damage and scarring in rats, but melatonin supplementation prevented most of the harmful effects.

Plain English Summary

Summary written for general audiences

Researchers exposed rats to 900 MHz mobile phone radiation for 30 minutes daily over 10 days and found significant skin damage, including increased fibrosis (tissue scarring) and oxidative stress markers. When rats were pre-treated with melatonin, a natural antioxidant hormone, most of the radiation-induced skin damage was prevented. This suggests that mobile phone radiation can harm skin tissue through oxidative stress, but protective measures may help reduce this damage.

Why This Matters

This study adds important evidence to our understanding of how mobile phone radiation affects our largest organ - the skin. The 900 MHz frequency used matches older 2G mobile networks, and the 2-watt exposure level is actually higher than typical phone emissions during calls (which range from 0.6 to 2 watts). What makes this research particularly significant is that it demonstrates both the biological mechanism behind EMF skin damage (oxidative stress and fibrosis) and shows that protective interventions can work. The fact that melatonin prevented most of the radiation-induced damage suggests that the body's natural antioxidant systems play a crucial role in defending against EMF effects. While this was an animal study, it builds on a growing body of evidence showing that EMF exposure can cause measurable biological changes in skin tissue through oxidative pathways.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 900 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 900 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 900 MHz Duration: 10 days (30 min/day)

Study Details

The effects of 900 MHz of radiation on fibrosis, lipid peroxidation, and anti-oxidant enzymes and the ameliorating effects of melatonin (Mel) were evaluated in rat skin.

Thirty Wistar-Albino rats were used in the study. The experimental groups were the control group, th...

MDA and hydroxyproline levels and activities of CAT and GSH-Px were increased significantly in the I...

These results suggest that rats irradiated with 900 MHz suffer from increased fibrosis and lipid peroxidation (LPO). Mel treatment can reduce the fibrosis and LPO caused by radiation.

Cite This Study
Ayata A, Mollaoglu H, Yilmaz HR, Akturk O, Ozguner F, Altuntas I. (2004). Oxidative stress-mediated skin damage in an experimental mobile phone model can be prevented by melatonin. J Dermatol. 31(11):878-883, 2004.
Show BibTeX
@article{a_2004_oxidative_stressmediated_skin_damage_1856,
  author = {Ayata A and Mollaoglu H and Yilmaz HR and Akturk O and Ozguner F and Altuntas I.},
  title = {Oxidative stress-mediated skin damage in an experimental mobile phone model can be prevented by melatonin.},
  year = {2004},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/15729859/},
}
PubMed: 15729859

Cited By (60 papers)

View all 60 citing papers on Semantic Scholar

Quick Questions About This Study

Yes, a 2004 study found that 30 minutes daily of 900 MHz mobile phone radiation for 10 days caused significant skin damage in rats, including tissue scarring and increased oxidative stress markers. The radiation triggered harmful cellular changes that affected skin structure and function.
Yes, melatonin supplementation prevented most skin damage from 900 MHz mobile phone radiation in rats. When animals received melatonin before radiation exposure, the hormone blocked tissue scarring and reduced oxidative stress markers that normally increased with phone radiation exposure.
Skin fibrosis from 900 MHz mobile phone radiation developed after just 10 days of 30-minute daily exposures in rats. The study measured significant increases in hydroxyproline levels, indicating tissue scarring had begun within this relatively short exposure period.
Thirty minutes of daily 900 MHz phone radiation significantly increased MDA (lipid damage marker) and hydroxyproline (tissue scarring marker) levels in rat skin. The radiation also elevated CAT and GSH-Px antioxidant enzyme activities while decreasing protective SOD enzyme activity.
Yes, just 30 minutes of daily 900 MHz cell phone radiation for 10 days caused measurable tissue scarring in rat skin. The study found significantly increased fibrosis markers, demonstrating that even brief daily exposures can trigger harmful structural changes in skin tissue.