RF EMR exposure effects on amygdala morphology, place preference behavior and brain caspase-3 activity in rats

Authors: Narayanan SN, Mohapatra N, John P, Kumar NKRS, Nayak SB, Bhat PG

Year: 2018

Category: Environmental Toxicology and Pharmacology

Journal: Environmental Toxicology and Pharmacology

Institution: Environmental Toxicology and Pharmacology

DOI: S1382668918300164

URL: https://www.sciencedirect.com/science/article/pii/S1382668918300164

Abstract

Overview

This study meticulously explores the implications of Radiofrequency Electromagnetic Radiation (RFEMR) on adolescent rats, focusing particularly on amygdala morphology and associated behavior changes.

Findings

  • Exposure Settings: Adolescent male albino Wistar rats were exposed to 900 MHz from a mobile phone at a power density of 146.60 μW/cm2 in silent-mode for 28 days.
  • Morphological Changes: Cellular architecture of the rat amygdala was notably perturbed with a significant reduction in the number of healthy neurons specifically in the basolateral and cortical nuclei, and evident dendritic arborization.
  • Behavioral Alterations: These structural changes were accompanied by altered place preference behavior, exhibiting signs of hyperactivity-like behavior. However, the brain caspase-3 activity showed no change post-exposure.

Conclusion

Chronic RF-EMR exposure severely affects the amygdala structure and alters typical behavior in rats, highlighting potential risks that such exposures could pose on brain health and behavior.

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