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Effect of 2.45 GHz Microwave Radiation on the Inner Ear: A Histopathological Study on 2.45 GHz Microwave Radiation and Cochlea

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Authors not listed · 2024

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Auditory brainstem response thresholds increased significantly at 5 V/m and above, and apoptotic cell differences were significant at 10 V/m and 15 V/m.

Plain English Summary

Summary written for general audiences

Researchers exposed twelve pregnant rats and their male newborns to Wi-Fi frequencies at electric field values of 0.6, 1.9, 5, 10, and 15 V/m during gestation and 45 days after birth. Auditory brainstem response testing was performed before exposure and sacrification. Cochlear histopathological examination used immunohistochemistry for caspase-3, caspase-9, and TUNEL staining. Auditory thresholds increased significantly at 5 V/m and above, while apoptotic cell markers showed significant differences at 10 V/m and 15 V/m. All apoptotic indicators increased with electric field magnitude, with caspase-9 showing the strongest effect.

Why This Matters

The study aimed to determine low dose-dependent adverse effects of 2.45 GHz microwave exposure on the cochlea. Caspase-3, caspase-9, and TUNEL-stained cell densities increased directly with increasing electric field and power values. The researchers concluded that apoptosis and immune activity in the cochlea depend on electric field and power value. They also concluded that even at low doses, the electromagnetic field in Wi-Fi frequency damages the inner ear and causes apoptosis.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 2.45 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 2.45 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2024). Effect of 2.45 GHz Microwave Radiation on the Inner Ear: A Histopathological Study on 2.45 GHz Microwave Radiation and Cochlea.
Show BibTeX
@article{effect_of_245_ghz_microwave_radiation_on_the_inner_ear_a_histopathological_study_on_245_ghz_microwave_radiation_and_cochlea_ce3515,
  author = {Unknown},
  title = {Effect of 2.45 GHz Microwave Radiation on the Inner Ear: A Histopathological Study on 2.45 GHz Microwave Radiation and Cochlea},
  year = {2024},
  doi = {10.5152/iao.2024.231142},
  
}

Quick Questions About This Study

Twelve pregnant female rats and their male newborns were exposed to Wi-Fi frequencies at 0.6, 1.9, 5, 10, and 15 V/m during gestation and 45 days after birth.
Auditory brainstem response thresholds increased significantly at 5 V/m and above.
Significant differences in apoptotic cells were found at 10 V/m and 15 V/m, and caspase-3, caspase-9, and TUNEL staining densities increased with electric field magnitude.
They concluded that even at low doses, the electromagnetic field in Wi-Fi frequency damages the inner ear and causes apoptosis.
All histopathological indicators of apoptosis increased as the electric field magnitude increased, with caspase-9 showing the strongest effect.