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Oxidative Stress

Effect of Exposure to the Edge Signal on Oxidative Stress in Brain Cell Models

No Effects Found

Poulletier de Gannes F, Haro E, Hurtier A, Taxile M, Ruffié G, Billaudel B, Veyret B, Lagroye I. · 2011

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EDGE cell phone signals at high SAR levels up to 10 W/kg did not increase oxidative stress in human brain cells.

Plain English Summary

Summary written for general audiences

French researchers exposed human brain cells (neurons, astrocytes, and microglia) to EDGE cell phone signals at 1800 MHz for 1 and 24 hours at high intensities up to 10 W/kg. They measured whether this radiofrequency exposure increased oxidative stress - a type of cellular damage linked to various health problems. The study found no increase in reactive oxygen species production, indicating the EDGE signals did not cause oxidative stress under these conditions.

Study Details

In this study we investigated the effect of the Enhanced Data rate for GSM Evolution (EDGE) signal on cells of three human brain cell lines, SH-SY5Y, U87 and CHME5, used as models of neurons, astrocytes and microglia, respectively, as well as on primary cortical neuron cultures.

SXC-1800 waveguides (IT'IS-Foundation, Zürich, Switzerland) were modified for in vitro exposure to t...

All cells tested responded to rotenone treatment by increasing ROS production. These findings indica...

Our results are in agreement with earlier findings that RF radiation alone does not increase ROS production.

Cite This Study
Poulletier de Gannes F, Haro E, Hurtier A, Taxile M, Ruffié G, Billaudel B, Veyret B, Lagroye I. (2011). Effect of Exposure to the Edge Signal on Oxidative Stress in Brain Cell Models Radiat Res. 175(2):225-230, 2011.
Show BibTeX
@article{f_2011_effect_of_exposure_to_2796,
  author = {Poulletier de Gannes F and Haro E and Hurtier A and Taxile M and Ruffié G and Billaudel B and Veyret B and Lagroye I.},
  title = {Effect of Exposure to the Edge Signal on Oxidative Stress in Brain Cell Models},
  year = {2011},
  
  url = {https://meridian.allenpress.com/radiation-research/article-abstract/175/2/225/156},
}

Quick Questions About This Study

No, a 2011 French study found that EDGE signals at 1800 MHz did not cause oxidative stress in human brain cells. Researchers exposed neurons, astrocytes, and microglia to high-intensity radiation (up to 10 W/kg) for 1-24 hours and found no increase in reactive oxygen species production.
Research shows that even extremely high radiofrequency exposure at 10 W/kg does not damage human brain cells through oxidative stress. A 2011 study exposed three types of brain cells to EDGE signals at this intensity and found no increase in harmful reactive oxygen species.
No, human astrocytes showed no signs of oxidative stress when exposed to EDGE radiofrequency radiation at 1800 MHz. French researchers tested astrocytes alongside neurons and microglia for up to 24 hours at high intensities and found no cellular damage markers.
Brain cells can handle 1800 MHz EDGE exposure for at least 24 hours without developing oxidative stress, according to 2011 research. The study tested human neurons, astrocytes, and microglia at high power levels and found no increase in reactive oxygen species even after extended exposure.
No, human microglia do not show oxidative stress reactions to high-intensity EDGE signals. A 2011 study exposed microglia to 1800 MHz radiation at up to 10 W/kg for 24 hours and found no increase in reactive oxygen species production compared to control cells.