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Immune System

[Levels of immunoglobulin and subpopulations of T lymphocytes and NK cells in men occupationally exposed to microwave radiation in frequencies of 6-12 GHz].

No Effects Found

Dmoch A, Moszczynski P · 1998

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Microwave radiation altered immune cell populations in telecommunications workers, though researchers deemed the changes clinically insignificant.

Plain English Summary

Summary written for general audiences

Polish researchers studied immune system function in workers exposed to microwave radiation from TV transmission and satellite communication equipment (6-12 GHz frequencies). They found several changes in immune cell populations and antibody levels, including increased immunoglobulins (infection-fighting proteins) and altered ratios of different white blood cell types. However, the authors concluded these changes had no clinical significance, meaning they didn't appear to cause actual health problems.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 12 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 12 GHzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHzLogarithmic scale

The study examined exposure from: 6-12 GHz

Study Details

The aim of this study is to investigate Levels of immunoglobulin and subpopulations of T lymphocytes and NK cells in men occupationally exposed to microwave radiation in frequencies of 6-12 GHz].

Immunoglobulin concentrations and T-lymphocyte subsets in workers of TV re-transmission and satellit...

An increase in IgG and IgA concentrations, an increased count of lymphocytes and T8 lymphocytes, an ...

Neither disorders in immunoglobulin concentrations nor in the count of T8 and NK cells had any clinical implications.

Cite This Study
Dmoch A, Moszczynski P (1998). [Levels of immunoglobulin and subpopulations of T lymphocytes and NK cells in men occupationally exposed to microwave radiation in frequencies of 6-12 GHz]. Med Pr 49(1):45-49, 1998.
Show BibTeX
@article{a_1998_levels_of_immunoglobulin_and_3006,
  author = {Dmoch A and Moszczynski P},
  title = {[Levels of immunoglobulin and subpopulations of T lymphocytes and NK cells in men occupationally exposed to microwave radiation in frequencies of 6-12 GHz].},
  year = {1998},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/9587910/},
}
PubMed: 9587910

Cited By (16 papers)

Quick Questions About This Study

Polish researchers found that TV transmission workers exposed to 6-12 GHz microwave radiation showed changes in immune cell populations and antibody levels, including increased infection-fighting proteins and altered white blood cell ratios. However, these changes had no clinical significance and didn't cause actual health problems.
A 1998 study found that workers exposed to 6-12 GHz radiation from satellite communication equipment had increased IgG and IgA immunoglobulin concentrations. Despite these measurable changes in infection-fighting proteins, researchers concluded the alterations had no clinical implications for worker health.
Research on workers exposed to 6-12 GHz microwave radiation found decreased natural killer (NK) cell counts along with other immune system changes. However, scientists determined these NK cell reductions had no clinical significance and didn't impact the workers' actual health outcomes.
Workers exposed to 6-12 GHz microwave radiation from TV transmission equipment showed lower T-helper/T-suppressor cell ratios and increased T8 lymphocyte counts. Polish researchers found these immune cell ratio changes were measurable but concluded they had no meaningful clinical implications for health.
A study of workers exposed to 6-12 GHz microwave radiation from TV and satellite equipment found various immune system changes, including altered antibody levels and white blood cell populations. Despite these measurable effects, researchers concluded the exposure levels caused no clinically significant health problems.