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

DNA & Genetic Damage

DNA damage and micronucleus induction in human leukocytes after acute in vitro exposure to a 1.9 GHz continuous-wave radiofrequency field.

No Effects Found

McNamee JP, Bellier PV, Gajda GB, Miller SM, Lemay EP, Lavallee BF, Marro L, Thansandote A. · 2002

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This study found no DNA damage in blood cells exposed to 1.9 GHz radiation for 2 hours, even at levels 100 times higher than typical cell phone exposure.

Plain English Summary

Summary written for general audiences

Researchers exposed human white blood cells to 1.9 GHz radiofrequency radiation for 2 hours at various power levels to test whether RF exposure causes DNA damage or creates abnormal cell structures called micronuclei. They found no evidence of genetic damage at any exposure level tested, including levels 100 times higher than typical cell phone emissions.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 1.90 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 1.90 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

The study examined exposure from: 1.9 GHz Duration: 2 h

Study Details

The aim of the study is to observe DNA damage and micronucleus induction in human leukocytes after acute in vitro exposure to a 1.9 GHz continuous-wave radiofrequency field.

Human blood cultures were exposed to a 1.9 GHz continuous-wave (CW) radiofrequency (RF) field for 2 ...

No evidence of increased primary DNA damage was detected by any parameter for RF-field-exposed cultu...

These results do not support the hypothesis that acute, nonthermalizing 1.9 GHz CW RF-field exposure causes DNA damage in cultured human leukocytes.

Cite This Study
McNamee JP, Bellier PV, Gajda GB, Miller SM, Lemay EP, Lavallee BF, Marro L, Thansandote A. (2002). DNA damage and micronucleus induction in human leukocytes after acute in vitro exposure to a 1.9 GHz continuous-wave radiofrequency field. Radiat Res 158(4):523-533, 2002.
Show BibTeX
@article{jp_2002_dna_damage_and_micronucleus_2922,
  author = {McNamee JP and Bellier PV and Gajda GB and Miller SM and Lemay EP and Lavallee BF and Marro L and Thansandote A.},
  title = {DNA damage and micronucleus induction in human leukocytes after acute in vitro exposure to a 1.9 GHz continuous-wave radiofrequency field.},
  year = {2002},
  
  url = {https://meridian.allenpress.com/radiation-research/article-abstract/158/4/523/331871/DNA-Damage-and-Micronucleus-Induction-in-Human},
}

Quick Questions About This Study

No, a 2002 study found no DNA damage in human white blood cells exposed to 1.9 GHz radiofrequency radiation for 2 hours. Researchers tested various power levels, including exposures 100 times higher than typical cell phone emissions, with no genetic damage detected.
No, researchers found no increase in micronuclei formation in human blood cells after 2-hour exposure to 1.9 GHz radiofrequency fields. The study used the cytokinesis-block micronucleus assay and found no significant differences between exposed and control cultures.
Human leukocytes showed no DNA damage when exposed to 1.9 GHz radiation at levels up to 100 times higher than typical cell phone emissions. The 2002 study found no evidence of genetic damage at any power level tested over 2-hour exposures.
No, 1.9 GHz continuous wave radiation showed no genotoxic effects on cultured human blood cells. Researchers found no primary DNA damage or abnormal cell structures in white blood cells exposed for 2 hours at various power levels.
No, nonthermalizing 1.9 GHz radiofrequency fields did not damage DNA in laboratory studies of human white blood cells. The research specifically tested acute exposures that don't heat tissue and found no genetic damage at any exposure level.