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DNA & Genetic Damage

[Global gene response to GSM 1800 MHz radiofrequency electromagnetic field in MCF-7 cells.]

No Effects Found

Wang LL, Chen GD, Lu DQ, Chiang H, Xu ZP. · 2006

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Cell phone radiation at levels above typical use showed no clear gene expression changes in breast cancer cells over 24 hours.

Plain English Summary

Summary written for general audiences

Researchers exposed breast cancer cells (MCF-7) to cell phone radiation at 1800 MHz for 24 hours to see if it would change gene activity. They found essentially no meaningful changes in gene expression, even when using exposure levels higher than typical cell phone use. The study suggests that this type of radiation may not significantly alter how genes function in these particular cells.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 217 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 217 HzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

The study examined exposure from: 217 Hz Duration: 24 hours

Study Details

To investigate whether GSM 1800 MHz radiofrequency electromagnetic field (RF EMF) can change the gene expression profile in MCF-7 cells and to screen RF EMF responsive genes.

Subcultured MCF-7 cells were intermittently (5-minute fields on/10-minute fields off) exposed or sha...

A small number of differential expression genes were found in each comparison after RF EMF exposure....

The present study did not provide clear evidence that RF EMF exposure might distinctly change the gene expression profile in MCF-7 cells under current experimental conditions, implying that the exposure might not affect the MCF-7 cell physiology, or this cell line might be less sensitive to the RF EMF exposure.

Cite This Study
Wang LL, Chen GD, Lu DQ, Chiang H, Xu ZP. (2006). [Global gene response to GSM 1800 MHz radiofrequency electromagnetic field in MCF-7 cells.] Zhonghua Yu Fang Yi Xue Za Zhi. 40(3):159-163, 2006.
Show BibTeX
@article{ll_2006_global_gene_response_to_3484,
  author = {Wang LL and Chen GD and Lu DQ and Chiang H and Xu ZP.},
  title = {[Global gene response to GSM 1800 MHz radiofrequency electromagnetic field in MCF-7 cells.]},
  year = {2006},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/16836876/},
}
PubMed: 16836876

Cited By (1 paper)

Quick Questions About This Study

A 2006 study found that 1800 MHz GSM radiation did not significantly change gene activity in MCF-7 breast cancer cells. Even at exposure levels of 2.0 and 3.5 W/kg for 24 hours, researchers found no meaningful alterations in gene expression patterns.
Research suggests MCF-7 breast cancer cells may be less sensitive to radiofrequency damage. A study exposing these cells to 1800 MHz radiation for 24 hours found no clear evidence of altered gene expression, indicating potential cellular resistance to this EMF frequency.
Researchers tested SAR levels of 2.0 W/kg and 3.5 W/kg on MCF-7 breast cancer cells exposed to 1800 MHz radiation. These levels exceed typical cell phone exposure, yet produced no confirmed gene expression changes after 24-hour exposure periods.
Scientists exposed MCF-7 breast cancer cells to 1800 MHz GSM radiation for 24 hours continuously. This extended exposure duration was designed to detect potential gene expression changes, but the study found no significant alterations in cellular gene activity.
No, RT-PCR analysis could not confirm the initial gene changes detected from 1800 MHz radiation exposure. While five genes appeared up-regulated at 3.5 W/kg exposure, follow-up RT-PCR testing failed to validate these findings in MCF-7 breast cancer cells.