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Brain & Nervous System

Epilepsy But Not Mobile Phone Frequency (900 MHz) Induces Apoptosis and Calcium Entry in Hippocampus of Epileptic Rat: Involvement of TRPV1 Channels.

No Effects Found

Nazıroğlu M, Ozkan FF, Hapil SR, Ghazizadeh V, Ciğ B · 2015

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Mobile phone radiation didn't worsen brain damage in epileptic rats, but this doesn't prove safety for healthy brains.

Plain English Summary

Summary written for general audiences

Researchers exposed brain cells from epileptic rats to 900 MHz mobile phone radiation for one hour to see if it worsened seizure-related brain damage. The epilepsy itself caused significant cell death, oxidative stress, and calcium influx in the hippocampus (a brain region crucial for memory), but the mobile phone radiation didn't add any additional harmful effects. This suggests that in already-damaged brain tissue, 900 MHz EMF exposure may not worsen the cellular damage beyond what the disease itself causes.

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

The study examined exposure from: 900 MHz

Study Details

We investigated the effects of mobile phone (900 MHz) EMR exposure on Ca2+ influx, apoptosis, oxidative stress, and TRPV1 channel activations in the hippocampus of pentylenetetrazol (PTZ)-induced epileptic rats.

Freshly isolated hippocampal neuronThe neurons in PTZ + EMR group were exposed to the 900 MHz EMR fo...

The neurons in PTZ + EMR group were exposed to the 900 MHz EMR for 1 h. The apoptosis, mitochondrial...

The results indicated that TRPV1 channels in hippocampus may possibly be a novel target for effective target of epilepsy.

Cite This Study
Nazıroğlu M, Ozkan FF, Hapil SR, Ghazizadeh V, Ciğ B (2015). Epilepsy But Not Mobile Phone Frequency (900 MHz) Induces Apoptosis and Calcium Entry in Hippocampus of Epileptic Rat: Involvement of TRPV1 Channels. J Membr Biol 2015; 248 (1): 83-91.
Show BibTeX
@article{m_2015_epilepsy_but_not_mobile_2787,
  author = {Nazıroğlu M and Ozkan FF and Hapil SR and Ghazizadeh V and Ciğ B},
  title = {Epilepsy But Not Mobile Phone Frequency (900 MHz) Induces Apoptosis and Calcium Entry in Hippocampus of Epileptic Rat: Involvement of TRPV1 Channels.},
  year = {2015},
  doi = {10.1007/s00232-014-9744-y},
  url = {https://link.springer.com/article/10.1007/s00232-014-9744-y},
}
DOI: 10.1007/s00232-014-9744-y

Cited By (19 papers)

Quick Questions About This Study

No, 900 MHz mobile phone radiation doesn't worsen seizure-related brain damage in epileptic tissue. A 2015 study found that while epilepsy itself caused significant cell death and oxidative stress in rat hippocampus neurons, one hour of 900 MHz exposure added no additional harmful effects beyond the disease itself.
Mobile phone radiation at 900 MHz doesn't increase calcium influx in epileptic hippocampal neurons. Research showed epilepsy significantly raised calcium concentrations through TRPV1 channels, but adding 900 MHz EMF exposure for one hour produced no statistical changes in calcium levels compared to epilepsy alone.
No, 900 MHz EMF doesn't trigger additional cell death in seizure-damaged brain tissue. While epilepsy dramatically increased apoptosis and caspase activity in hippocampal neurons, researchers found that one hour of mobile phone frequency exposure didn't add any extra apoptotic effects to already-damaged tissue.
Mobile phone radiation at 900 MHz doesn't affect TRPV1 channel activity in epileptic brain tissue. The 2015 study found epilepsy increased calcium influx through these channels in hippocampal neurons, but adding EMF exposure didn't change TRPV1-mediated calcium entry compared to epilepsy alone.
One hour of 900 MHz exposure doesn't increase oxidative stress beyond epilepsy's effects. Research on epileptic rat hippocampus showed seizures significantly raised reactive oxygen species and mitochondrial damage, but adding mobile phone radiation produced no additional oxidative stress compared to the epileptic condition alone.