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Oxidative Stress

Reactive oxygen species formation is not enhanced by exposure to UMTS 1950 MHz radiation and co-exposure to ferrous ions in Jurkat cells

No Effects Found

Brescia F, Sarti M, Massa R, Calabrese ML, Sannino A, Scarfì MR · 2009

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This controlled study found no oxidative stress from 3G cell phone radiation at typical usage levels in human immune cells.

Plain English Summary

Summary written for general audiences

Researchers exposed human immune cells to 1950 MHz cell phone radiation (the frequency used by 3G networks) to see if it would trigger oxidative stress, a cellular damage process linked to aging and disease. They tested various exposure durations and power levels, both alone and combined with iron compounds known to cause oxidative stress. The study found no increase in harmful reactive oxygen species or cell death from the radiation exposure under any conditions tested.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 1.95 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 1.95 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

The study examined exposure from: 1950 MHz Duration: Short (5–60 min) or long (24 h) duration exposures

Study Details

This study was designed to assess if radiofrequency (RF) radiation induces oxidative stress in cultured mammalian cells when given alone or in combination with ferrous ions (FeSO4).

For this purpose the production of reactive oxygen species (ROS) was measured by flow cytometry in h...

The results obtained indicate that non-thermal RF exposures do not increase spontaneous ROS formatio...

In contrast, in cultures treated with FeSO4 as positive control, a dose-dependent increase in ROS formation was recorded, validating the sensitivity of the method employed.

Cite This Study
Brescia F, Sarti M, Massa R, Calabrese ML, Sannino A, Scarfì MR (2009). Reactive oxygen species formation is not enhanced by exposure to UMTS 1950 MHz radiation and co-exposure to ferrous ions in Jurkat cells Bioelectromagnetics. 30:525-535, 2009.
Show BibTeX
@article{f_2009_reactive_oxygen_species_formation_2868,
  author = {Brescia F and Sarti M and Massa R and Calabrese ML and Sannino A and Scarfì MR},
  title = {Reactive oxygen species formation is not enhanced by exposure to UMTS 1950 MHz radiation and co-exposure to ferrous ions in Jurkat cells},
  year = {2009},
  doi = {10.1002/bem.20502},
  url = {https://onlinelibrary.wiley.com/doi/abs/10.1002/bem.20502},
}
DOI: 10.1002/bem.20502

Cited By (28 papers)

Quick Questions About This Study

No, a 2009 study found that 1950 MHz radiation from 3G networks did not increase oxidative stress in human immune cells. Researchers tested various exposure durations and power levels on Jurkat cells, finding no increase in harmful reactive oxygen species or cell death under any conditions tested.
No, research shows that combining iron compounds with 1950 MHz cell phone radiation does not increase cellular damage. A study exposed immune cells to both ferrous iron and 3G radiation simultaneously, finding no additional oxidative stress compared to iron treatment alone.
Studies show human immune cells can be exposed to 1950 MHz 3G radiation for up to 24 hours without increased cell death or oxidative damage. Researchers tested various exposure durations and found no harmful effects on cell viability at non-thermal power levels.
Jurkat cells, a type of human immune cell commonly used in research, showed no oxidative stress response to 1950 MHz radiation exposure. This 2009 study validates that these cells can detect oxidative damage when exposed to known harmful substances like iron compounds.
Reactive oxygen species levels remain unchanged during 1950 MHz 3G radiation exposure, according to research on human immune cells. The study found no increase in these potentially harmful molecules even when testing various power levels and exposure durations up to 24 hours.