Effects of acute and chronic exposure to both 900 MHz and 2100 MHz electromagnetic radiation on glutamate receptor signaling pathway.
Gökçek-Saraç Ç, Er H, Kencebay Manas C, Kantar Gok D, Özen Ş, Derin N. · 2017
View Original AbstractChronic wireless radiation exposure affects brain chemistry more than acute exposure, with 3G frequencies showing stronger effects than 2G.
Plain English Summary
Researchers exposed rats to cell phone radiation at 900 MHz and 2100 MHz frequencies for either 1 week or 10 weeks, then examined changes in brain enzymes involved in memory and learning. They found that longer exposure (10 weeks) caused more significant changes than shorter exposure (1 week), and that 2100 MHz radiation (used by 3G networks) had stronger effects than 900 MHz radiation (used by 2G networks). This suggests that both the duration of exposure and the specific frequency matter when it comes to how wireless radiation affects the brain.
Why This Matters
This study adds important nuance to our understanding of how wireless radiation affects the brain. The researchers found that both exposure duration and frequency matter - chronic exposure over 10 weeks produced more pronounced changes in brain enzymes than acute exposure over just one week. Perhaps more significantly, they discovered that 2100 MHz radiation (commonly used in 3G networks) had stronger effects than 900 MHz radiation (used in older 2G systems). This frequency-dependent response challenges the wireless industry's position that all non-ionizing radiation below heating thresholds is equally safe. The enzymes affected in this study play crucial roles in memory formation and learning, which means these changes could potentially impact cognitive function. What this means for you is that the duration of your daily wireless device use and the specific technologies you're using both matter when it comes to potential brain effects.
Exposure Information
Specific exposure levels were not quantified in this study. The study examined exposure from: 900 and 2100 MHz Duration: 2 h/day for acute (1 week) or chronic (10 weeks)
Study Details
To demonstrate the molecular effects of acute and chronic exposure to both 900 and 2100 MHz radiofrequency electromagnetic radiation (RF-EMR) on the hippocampal level/activity of some of the enzymes - including PKA, CaMKIIα, CREB, and p44/42 MAPK - from N-methyl-D-aspartate receptor (NMDAR)-related signaling pathways.
Rats were divided into the following groups: sham rats, and rats exposed to 900 and 2100 MHz RF-EMR ...
The obtained results revealed that the hippocampal level/activity of selected enzymes was significan...
The present study provides experimental evidence that both exposure duration (1 week versus 10 weeks) and different carrier frequencies (900 vs. 2100 MHz) had different effects on the protein expression of hippocampus in Wistar rats, which might encourage further research on protection against RF-EMR exposure.
Show BibTeX
@article{c_2017_effects_of_acute_and_2118,
author = {Gökçek-Saraç Ç and Er H and Kencebay Manas C and Kantar Gok D and Özen Ş and Derin N.},
title = {Effects of acute and chronic exposure to both 900 MHz and 2100 MHz electromagnetic radiation on glutamate receptor signaling pathway.},
year = {2017},
url = {https://pubmed.ncbi.nlm.nih.gov/28565929/},
}