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Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.

Brain & Nervous System

No evidence of major transcriptional changes in the brain of mice exposed to 1800 MHz GSM signal.

No Effects Found

Paparini A, Rossi P, Gianfranceschi G, Brugaletta V, Falsaperla R, De Luca P, Romano Spica V · 2008

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One-hour GSM exposure showed no brain gene changes in mice, but this brief exposure doesn't reflect real-world chronic use patterns.

Plain English Summary

Summary written for general audiences

Researchers exposed mice to GSM cell phone radiation (1800 MHz) for one hour and analyzed gene expression changes in brain tissue using advanced genetic screening techniques. They found no significant changes in brain gene expression patterns, even when using less strict analysis methods that initially suggested 75 genes might be affected. This study suggests that short-term exposure to cell phone-level radiation may not cause major genetic changes in brain tissue.

Exposure Information

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

The study examined exposure from: 1800 MHz GSM

Study Details

To analyze possible effects of microwaves on gene expression, mice were exposed to global system for mobile communication (GSM) 1800 MHz signal for 1 h at a whole body SAR of 1.1 W/kg.

Gene expression was studied in the whole brain, where the average SAR was 0.2 W/kg, by expression mi...

Comparison of data from sham and exposed animals showed no significant difference in gene expression...

Cite This Study
Paparini A, Rossi P, Gianfranceschi G, Brugaletta V, Falsaperla R, De Luca P, Romano Spica V (2008). No evidence of major transcriptional changes in the brain of mice exposed to 1800 MHz GSM signal. Bioelectromagnetics. 29(4):312-323, 2008.
Show BibTeX
@article{a_2008_no_evidence_of_major_3291,
  author = {Paparini A and Rossi P and Gianfranceschi G and Brugaletta V and Falsaperla R and De Luca P and Romano Spica V},
  title = {No evidence of major transcriptional changes in the brain of mice exposed to 1800 MHz GSM signal.},
  year = {2008},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/18175331/},
}
PubMed: 18175331

Cited By (41 papers)

Quick Questions About This Study

No, this 2008 study found no significant changes in brain gene expression after exposing mice to 1800 MHz GSM radiation for one hour. While initial analysis suggested 75 genes might be affected, follow-up testing with real-time PCR confirmed no consistent genetic changes occurred in whole mouse brain tissue.
Research using 1800 MHz GSM signals showed no confirmed genetic changes in mouse brains after one-hour exposures. Although less stringent analysis initially identified potential gene modifications, more rigorous real-time PCR testing revealed no significant differences between exposed and control groups in brain tissue.
Mouse brain tissue showed no major transcriptional changes after one-hour exposure to 1800 MHz GSM radiation. Researchers used advanced genetic screening techniques and found no consistent evidence of gene expression modulation, suggesting short-term cell phone-level radiation may not cause genetic alterations.
This study highlights the importance of confirming microarray findings with additional testing. Initial microarray analysis suggested 75 genes were affected by 1800 MHz GSM exposure, but real-time PCR validation found no significant changes, demonstrating that preliminary genetic screening can produce false positives.
No evidence of immediate genetic damage was found in mouse brain cells after one-hour exposure to 1800 MHz GSM radiation. The study used comprehensive gene expression analysis and found no significant transcriptional changes, indicating that short-term exposure may not trigger genetic alterations in brain tissue.