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Effect of 900 MHz radio frequency radiation on beta amyloid protein, protein carbonyl, and malondialdehyde in the brain.

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Dasdag S, Akdag MZ, Kizil G, Kizil M, Cakir DU, Yokus B. · 2012

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Ten months of cell phone frequency radiation significantly damaged brain proteins in rats, suggesting chronic EMF exposure may affect neurological health.

Plain English Summary

Summary written for general audiences

Turkish researchers exposed rats to 900 MHz radiofrequency radiation (the same frequency used by many cell phones) for 2 hours daily over 10 months to study brain effects. They found significant increases in protein carbonyl, a marker of protein damage, along with elevated levels of beta amyloid protein and malondialdehyde in the exposed rats' brains. These findings suggest that long-term cell phone radiation exposure may damage brain proteins, which could have implications for neurological health.

Why This Matters

This study adds to growing evidence that radiofrequency radiation affects brain biochemistry at the molecular level. The researchers measured three key markers of cellular damage and oxidative stress in brain tissue after chronic exposure. What makes this particularly relevant is the 900 MHz frequency, which matches many GSM cell phone networks still in use today. The 10-month exposure duration is significant because it represents chronic, long-term exposure patterns similar to regular cell phone use over years. While the study doesn't specify exact power levels, the consistent daily exposure schedule mirrors how many people use their phones. The finding of increased protein carbonyl is especially concerning because protein damage in the brain has been linked to neurodegenerative processes. This research supports the broader body of evidence showing that EMF exposure isn't just about heating effects but involves complex biological responses that deserve serious attention from both researchers and the public.

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: 2 h per day (7 days a week) for 10 months

Study Details

We aimed to investigate long-term effects of 900 MHz radiofrequency radiation on beta amyloid protein, protein carbonyl, and malondialdehyde in the rat brain.

The study was carried out on 17 Wistar Albino adult male rats. The rat heads in a carousel were expo...

Beta amyloid protein, protein carbonyl, and malondialdehyde levels were found to be higher in the br...

In conclusion, 900 MHz radiation emitted from mobile/cellular phones can be an agent to alter some biomolecules such as protein. However, further studies are necessary.

Cite This Study
Dasdag S, Akdag MZ, Kizil G, Kizil M, Cakir DU, Yokus B. (2012). Effect of 900 MHz radio frequency radiation on beta amyloid protein, protein carbonyl, and malondialdehyde in the brain. Electromagn Biol Med. 31(1):67-74, 2012.
Show BibTeX
@article{s_2012_effect_of_900_mhz_2016,
  author = {Dasdag S and Akdag MZ and Kizil G and Kizil M and Cakir DU and Yokus B.},
  title = {Effect of 900 MHz radio frequency radiation on beta amyloid protein, protein carbonyl, and malondialdehyde in the brain.},
  year = {2012},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/22268730/},
}
PubMed: 22268730

Cited By (82 papers)

View all 82 citing papers on Semantic Scholar

Quick Questions About This Study

Yes, a 2012 Turkish study found that rats exposed to 900 MHz radiation for 2 hours daily over 10 months showed significantly increased protein carbonyl levels in their brains. Protein carbonyl is a marker of protein damage, suggesting cell phone frequencies may harm brain proteins.
Research shows that 10-month exposure to 900 MHz radiation increased beta amyloid protein levels in rat brains. While this increase wasn't statistically significant, beta amyloid is associated with Alzheimer's disease, raising questions about long-term cell phone radiation effects.
Malondialdehyde is a marker of lipid damage from oxidative stress. The 2012 study found elevated malondialdehyde levels in rat brains after 10 months of daily 900 MHz radiation exposure, indicating potential cellular damage from radiofrequency radiation.
Turkish researchers found brain protein changes in rats after 2 hours of daily 900 MHz radiation exposure over 10 months. This chronic exposure pattern resulted in statistically significant increases in protein carbonyl, a marker of protein damage.
Only protein carbonyl increases were statistically significant (p<0.001) in the 2012 study. While beta amyloid and malondialdehyde levels also increased with 900 MHz exposure, these changes didn't reach statistical significance, indicating mixed but concerning results.