Static magnetic field induces abnormality of glucose metabolism in rats' brain and results in anxiety-like behavior
Shuo T, Yumeng Y, Leilei Y, Yanhui H, Chao Y, Hua Y, X, Zhaoqian J, Cuicui H, Hongyan Z, Yang L · 2021
Static magnetic field exposure at moderate to high intensities may impair brain glucose metabolism and result in anxiety-like behavioral changes in rats, alongside observable neuropathological alterations.
Plain English Summary
This study exposed male Wistar rats to static magnetic fields (SMF) at varying intensities (50-200 mT) for 1 hour daily over 15 days and measured effects on brain glucose metabolism, enzyme expression, behavior, and brain tissue. Moderate and high-intensity SMF exposure induced intensity-dependent changes in glucose metabolism, decreased expression of rate-limiting metabolic enzymes (HK1 and PFK1), reduced exploratory behavior in open field tests, and caused pathological changes including neuronal pyknosis and edema.
Why This Matters
Static magnetic fields differ from radiofrequency or extremely low frequency electromagnetic fields studied in EMF literature, representing a distinct exposure modality. The study employed established neuroimaging and biochemical techniques to measure metabolic effects, though causative mechanisms between metabolic disruption and behavioral changes require further investigation.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{shuo_t_yumeng_y_leilei_y_yanhui_h_chao_y_hua_y_x_zhaoqian_j_cuicui_h_hongyan_z_yang_l_ce4550,
author = {Shuo T and Yumeng Y and Leilei Y and Yanhui H and Chao Y and Hua Y and X and Zhaoqian J and Cuicui H and Hongyan Z and Yang L},
title = {Static magnetic field induces abnormality of glucose metabolism in rats' brain and results in anxiety-like behavior},
year = {2021},
doi = {10.1103/PhysRevLett.127.141801},
}