Acute radiofrequency electromagnetic radiation exposure impairs neurogenesis and causes neuronal DNA damage in the young rat brain
Authors not listed · 2023
Acute RF-EMR exposure at 2115 MHz and 1.51 W/kg for 8 hours reduced neurogenesis and caused DNA damage in young rat brains.
Plain English Summary
Researchers exposed 5-week-old male Wistar rats to a 2115 MHz RF-EMR signal at 1.51 W/kg SAR for 8 hours. Exposed rats showed higher lipid peroxidation, carbon-centered lipid radicals, and single-strand DNA damage in the brain. The number of BrdU-positive cells in the dentate gyrus decreased, indicating reduced neurogenesis. RF-EMR exposure caused degenerative changes and neuronal loss in dentate gyrus neurons but not in CA3, CA1, or cerebral cortex neurons.
Why This Matters
Pro-caspase3 activity did not increase in any brain region, suggesting the dentate gyrus degeneration was not caspase-dependent. The authors concluded that carbon-centered lipid radicals and nuclear DNA damage likely contributed to impaired neurogenesis and neuronal degeneration in the young hippocampus.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{acute_radiofrequency_electromagnetic_radiation_exposure_impairs_neurogenesis_and_causes_neuronal_dna_damage_in_the_young_rat_brain_ce2608,
author = {Unknown},
title = {Acute radiofrequency electromagnetic radiation exposure impairs neurogenesis and causes neuronal DNA damage in the young rat brain},
year = {2023},
doi = {10.1016/j.neuro.2022.11.001},
}