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Potential Protection of Green Tea Polyphenols Against 1800 MHz Electromagnetic Radiation-Induced Injury on Rat Cortical Neurons

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Liu ML, Wen JQ, Fan YB. · 2011

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Green tea polyphenols showed a neuroprotective effect against 1800 MHz mobile phone radiation-induced injury in cultured rat cortical neurons.

Plain English Summary

Summary written for general audiences

Researchers investigated whether green tea polyphenols could protect cultured rat cortical neurons from injury caused by 1800 MHz electromagnetic field exposure from a mobile phone. Mobile phone irradiation for 24 hours induced marked neuronal cell death, as measured by MTT and TUNEL assays. Green tea polyphenols significantly inhibited the radiation-induced increases in active Bax, while total Bax levels showed no marked changes.

Why This Matters

The neurons studied were cultured rat cortical neurons, cells grown in a laboratory dish. Exposure to mobile phone irradiation for 24 hours caused marked neuronal cell death, detected through two different assays. Protective effects of green tea polyphenols were demonstrated by testing the content of Bcl-2 Associated X protein (Bax) using immunoprecipitation and Western blot assays. Green tea polyphenols significantly inhibited the radiation-induced rise in active Bax, while total Bax showed no marked changes.

Exposure Details

Electric Field
28.67 and 92.67 V/m
Source/Device
1,800 MHz
Exposure Duration
continuous for 6 x 2 h/day on 2 days

Exposure Context

This study used 28.67 and 92.67 V/m for electric fields:

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 1.80 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 1.80 GHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Study Details

The present study was performed to investigate the possible protective effects of green tea polyphenols against electromagnetic radiation-induced injury in the cultured rat cortical neurons.

In this study, green tea polyphenols were used in the cultured cortical neurons exposed to 1800 MHz ...

In our study results, the mobile phone irradiation-induced increases in the content of active Bax we...

Our results suggested a neuroprotective effect of green tea polyphenols against the mobile phone irradiation-induced injury on the cultured rat cortical neurons.

Cite This Study
Liu ML, Wen JQ, Fan YB. (2011). Potential Protection of Green Tea Polyphenols Against 1800 MHz Electromagnetic Radiation-Induced Injury on Rat Cortical Neurons Neurotox Res. 20(3):270-276, 2011.
Show BibTeX
@article{ml_2011_potential_protection_of_green_126,
  author = {Liu ML and Wen JQ and Fan YB.},
  title = {Potential Protection of Green Tea Polyphenols Against 1800 MHz Electromagnetic Radiation-Induced Injury on Rat Cortical Neurons},
  year = {2011},
  doi = {10.1007/s12640-011-9240-4},
  url = {https://link.springer.com/article/10.1007/s12640-011-9240-4},
}
DOI: 10.1007/s12640-011-9240-4

Cited By (19 papers)

Quick Questions About This Study

The study used 1800 MHz electromagnetic fields from a mobile phone.
The neurons were exposed to mobile phone irradiation for 24 hours, which induced marked neuronal cell death.
Green tea polyphenols significantly inhibited the radiation-induced increases in active Bax, while total Bax showed no marked changes.
The results suggested a neuroprotective effect of green tea polyphenols against mobile phone irradiation-induced injury on cultured rat cortical neurons.