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Prenatal Effects of a 1,800-MHz Electromagnetic Field on Rat Livers

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Authors not listed · 2019

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This study has shown that intrauterine liver damage caused by 1,800-MHz EMF exposure persists into puberty in rats.

Plain English Summary

Summary written for general audiences

Researchers exposed three groups of rats to 1,800-MHz EMF for 6, 12, or 24 hours daily for 20 days during prenatal development. On postnatal day 60, liver tissue and blood were analyzed for biochemical and histological changes. Exposed groups showed significantly higher malondialdehyde levels and lower glutathione levels compared to controls. Serum calcium, alanine transaminase, and aspartate aminotransferase were elevated, while liver tissue total oxidant status increased and total antioxidant status decreased. Histology revealed extensive vacuolation and degeneration of hepatocytes, and the authors concluded that intrauterine liver damage persists into puberty.

Why This Matters

The study was the first to examine postnatal biochemical and histological effects of prenatal 1,800-MHz EMF exposure at different time intervals in uteroplacental life. Affected hepatocytes showed polygonally shaped nuclei, vacuolic cytoplasm with eosinophilic staining, loss of membrane integrity, invaginations, and picnotic nuclei.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 1,800 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 1,800 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2019). Prenatal Effects of a 1,800-MHz Electromagnetic Field on Rat Livers.
Show BibTeX
@article{prenatal_effects_of_a_1800_mhz_electromagnetic_field_on_rat_livers_ce2623,
  author = {Unknown},
  title = {Prenatal Effects of a 1,800-MHz Electromagnetic Field on Rat Livers},
  year = {2019},
  doi = {10.1159/000504506},
  
}

Quick Questions About This Study

Rats were exposed to 1,800-MHz EMF for 6, 12, or 24 hours daily for 20 days.
Malondialdehyde levels increased, glutathione levels decreased, total oxidant status increased, and total antioxidant status decreased in liver tissue.
Serum calcium, alanine transaminase, and aspartate aminotransferase levels were higher in EMF-exposed groups than controls.
Extensive vacuolation and degeneration of hepatocytes occurred in the portal area and around sinusoids, with polygonally shaped nuclei, vacuolic cytoplasm, eosinophilic staining, loss of membrane integrity, invaginations, and picnotic nuclei.
The authors concluded that intrauterine liver damage caused by 1,800-MHz EMF exposure persists into puberty in rats.