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Effects of exposure to 2100 MHz GSM-like radiofrequency electromagnetic field on auditory system of rats

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Çeliker M, Özgür A, Tümkaya L, Terzi S, Yılmaz M, Kalkan Y, Erdoğan E · 2016

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Cell phone radiation caused brain cell death in rats' hearing centers even when hearing tests appeared normal.

Plain English Summary

Summary written for general audiences

Turkish researchers exposed rats to cell phone radiation at 2100 MHz for 30 days to study effects on hearing. While the rats' hearing tests showed no changes, microscopic examination revealed significant damage to brain cells in the auditory system, including increased cell death and degeneration. This suggests that cell phone radiation may harm the hearing system in ways that don't show up immediately in standard hearing tests.

Why This Matters

This study adds important evidence to our understanding of how radiofrequency radiation affects the nervous system, specifically the auditory pathways in the brain. The researchers used 2100 MHz radiation at 3.47 mW power, which is comparable to what your phone emits during calls. What makes this research particularly significant is the disconnect between functional hearing tests (which appeared normal) and the actual cellular damage occurring in the brain's auditory processing centers. The science demonstrates that EMF exposure can cause neuronal degeneration and programmed cell death even when conventional tests don't detect functional impairment. This pattern mirrors what we've seen in other EMF research where biological damage precedes detectable symptoms. What this means for you is that the absence of immediate hearing problems doesn't necessarily indicate your auditory system is unaffected by phone radiation.

Exposure Information

Specific exposure levels were not quantified in this study. The study examined exposure from: 2100 MHz GSM Duration: 30 days

Study Details

In this study, we aimed to evaluate the effects of 2100 MHz Global System for Mobile communication (GSM-like) electromagnetic field, generated by an electromagnetic fields generator, on the auditory system of rats by using electrophysiological, histopathologic and immunohistochemical methods

Fourteen adult Wistar albino rats were included in the study. The rats were divided randomly into tw...

The Auditory Brainstem Responses records of the two groups did not differ significantly. The histopa...

The results support that long-term exposure to a GSM-like 2100 MHz electromagnetic fields causes an increase in neuronal degeneration and apoptosis in the auditory system.

Cite This Study
Çeliker M, Özgür A, Tümkaya L, Terzi S, Yılmaz M, Kalkan Y, Erdoğan E (2016). Effects of exposure to 2100 MHz GSM-like radiofrequency electromagnetic field on auditory system of rats Braz J Otorhinolaryngol. 2016 Nov 5.doi:10.1016/j.bjorl.2016.10.004.
Show BibTeX
@article{m_2016_effects_of_exposure_to_1500,
  author = {Çeliker M and Özgür A and Tümkaya L and Terzi S and Yılmaz M and Kalkan Y and Erdoğan E},
  title = {Effects of exposure to 2100 MHz GSM-like radiofrequency electromagnetic field on auditory system of rats},
  year = {2016},
  
  url = {https://www.sciencedirect.com/science/article/pii/S1808869416302221},
}

Quick Questions About This Study

Turkish researchers exposed rats to cell phone radiation at 2100 MHz for 30 days to study effects on hearing. While the rats' hearing tests showed no changes, microscopic examination revealed significant damage to brain cells in the auditory system, including increased cell death and degeneration. This suggests that cell phone radiation may harm the hearing system in ways that don't show up immediately in standard hearing tests.