The antioxidant effect of Green Tea Mega EGCG against electromagnetic radiation-induced oxidative stress in the hippocampus and striatum of rats
Ahmed NA, Radwan NM, Aboul Ezz HS, Salama NA · 2017
View Original AbstractCell phone-level radiation caused brain oxidative stress in rats, but green tea antioxidants provided protection when taken preventively.
Plain English Summary
Researchers exposed rats to cell phone radiation for two months and found it caused brain damage in memory and movement areas. Green tea extract provided protection, but only when taken before or during exposure, not afterward. This suggests antioxidants may help prevent radiation-induced brain cell damage.
Why This Matters
This study adds to the mounting evidence that radiofrequency radiation at levels similar to cell phone use can cause measurable biological damage in the brain. The exposure level (SAR 1.245 W/kg) is actually within the range of typical cell phone use, making these findings directly relevant to everyday exposure. What's particularly significant is that the researchers demonstrated both the problem and a potential solution - showing that oxidative stress occurs with RF exposure, but that antioxidants can help mitigate the damage. The fact that preventive treatment worked better than reactive treatment suggests that once cellular damage begins, it may be harder to reverse. This research supports the growing body of evidence that our brains are vulnerable to the oxidative stress caused by wireless radiation, and that protective measures should be considered before damage occurs.
Exposure Details
- SAR
- 1.245 W/kg
- Power Density
- 0.02 µW/m²
- Source/Device
- 900 MHz modulated at 217 Hz
- Exposure Duration
- 2 Months
Exposure Context
This study used 0.02 µW/m² for radio frequency:
- 2Mx above the Building Biology guideline of 0.1 μW/m²
- 33.3Kx above the BioInitiative Report recommendation of 0.0006 μW/cm²
This study used 1.245 W/kg for SAR (device absorption):
- 3.1x above the Building Biology guideline of 0.4 W/kg
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.
Where This Falls on the Concern Scale
Study Details
The aim of the present study was to investigate the effect of EMR (frequency 900 MHz modulated at 217 Hz, power density 0.02 mW/cm2, SAR 1.245 W/kg) on different oxidative stress parameters in the hippocampus and striatum of adult rats. This study also extends to evaluate the therapeutic effect of green tea mega EGCG on the previous parameters in animals exposed to EMR after and during EMR exposure.
The experimental animals were divided into four groups: EMR-exposed animals, animals treated with gr...
EMR exposure resulted in oxidative stress in the hippocampus and striatum as evident from the distur...
This recommends the use of green tea before any stressor to attenuate the state of oxidative stress and stimulate the antioxidant mechanism of the brain.
Show BibTeX
@article{na_2017_the_antioxidant_effect_of_504,
author = {Ahmed NA and Radwan NM and Aboul Ezz HS and Salama NA},
title = {The antioxidant effect of Green Tea Mega EGCG against electromagnetic radiation-induced oxidative stress in the hippocampus and striatum of rats},
year = {2017},
doi = {10.1080/15368378.2016.1194292},
url = {https://www.tandfonline.com/doi/abs/10.1080/15368378.2016.1194292},
}