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The effects of prenatal long-duration exposure to 900-MHz electromagnetic field on the 21-day-old newborn male rat liver.

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Topal Z, Hanci H, Mercantepe T, Erol HS, Keleş ON, Kaya H, Mungan S, Odaci E. · 2015

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Prenatal cell phone radiation exposure caused lasting liver damage in offspring, suggesting wireless devices pose risks during pregnancy.

Plain English Summary

Summary written for general audiences

Researchers exposed pregnant rats to cell phone radiation (900 MHz) for one hour daily during the final third of pregnancy, then examined their male offspring at three weeks old. The exposed pups showed significant liver damage, including cellular death and increased oxidative stress markers. This suggests that prenatal exposure to wireless radiation may cause lasting organ damage that persists after birth.

Why This Matters

This study reveals a troubling pattern: EMF exposure during pregnancy can cause organ damage that doesn't appear until after birth. The researchers found clear evidence of liver cell death and oxidative stress in rat pups whose mothers were exposed to 900 MHz radiation - the same frequency used by many cell phones and wireless devices. What makes this particularly concerning is that the exposure was limited to just one hour daily during the final third of pregnancy, yet produced measurable cellular damage weeks later. The science demonstrates that developing organs are especially vulnerable to EMF exposure, and this damage may not become apparent immediately. This adds to a growing body of evidence showing that pregnancy represents a critical window of vulnerability to wireless radiation.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 900 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 900 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study. The study examined exposure from: 900-MHz Duration: 1 h daily during days 13-21 of pregnancy

Study Details

To determine what effect a 900-MHz electromagnetic field (EMF) applied in the prenatal period would have on the liver in the postnatal period.

At the start of the study, adult pregnant rats were divided into two groups, control and experimenta...

Biochemical analyses showed that malondialdehyde and superoxide dismutase values increased and gluta...

The study results show that a 900-MHz EMF applied in the prenatal period caused oxidative stress and pathological alterations in the liver in the postnatal period.

Cite This Study
Topal Z, Hanci H, Mercantepe T, Erol HS, Keleş ON, Kaya H, Mungan S, Odaci E. (2015). The effects of prenatal long-duration exposure to 900-MHz electromagnetic field on the 21-day-old newborn male rat liver. Turk J Med Sci. 45(2):291-297, 2015.
Show BibTeX
@article{z_2015_the_effects_of_prenatal_1713,
  author = {Topal Z and Hanci H and Mercantepe T and Erol HS and Keleş ON and Kaya H and Mungan S and Odaci E.},
  title = {The effects of prenatal long-duration exposure to 900-MHz electromagnetic field on the 21-day-old newborn male rat liver.},
  year = {2015},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/26084117/},
}
PubMed: 26084117

Cited By (54 papers)

View all 54 citing papers on Semantic Scholar

Quick Questions About This Study

A 2015 study found that pregnant rats exposed to 900 MHz radiation for one hour daily during late pregnancy produced offspring with significant liver damage at three weeks old, including cellular death and increased oxidative stress markers.
Research shows prenatal exposure to 900 MHz cell phone radiation can cause persistent liver damage that remains visible weeks after birth, with affected rat pups showing cellular death, mitochondrial damage, and disrupted antioxidant systems.
Prenatal 900 MHz exposure caused severe liver changes including hydropic degeneration in liver tissue, vacuolization in mitochondria, expanded endoplasmic reticulum, and necrotic hepatocytes visible under electron microscope examination.
Newborn rats whose mothers were exposed to 900 MHz radiation during pregnancy showed decreased glutathione levels, a critical antioxidant that protects cells from damage, indicating compromised cellular defense systems.
Prenatal 900 MHz exposure significantly increased malondialdehyde and superoxide dismutase levels in three-week-old rat pups, indicating elevated oxidative stress and cellular damage in the liver tissue.