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Brain & Nervous System

[Effect of 40 Hz pulsed magnetic field on mitochondrial dynamics and heart rate variability in dementia mice]

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Authors not listed · 2025

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Researchers used APP/PS1 double transgenic AD model mice and applied 40 Hz/10 mT pulsed magnetic field stimulation, which alleviated mitochondrial crest loss, improved mitochondrial dynamics, and significantly improved spatial cognitive memory.

Plain English Summary

Summary written for general audiences

Researchers used APP/PS1 double transgenic AD model mice, grouped them by water maze performance, and applied 40 Hz/10 mT pulsed magnetic field stimulation. Compared with the AD group, the stimulated group showed alleviation of mitochondrial crest structure loss and significant improvement in mitochondrial dynamics indexes (P < 0.001). The stimulation also improved sympathetic nerve excitation and parasympathetic nerve inhibition, and significantly improved spatial cognitive memory ability (P < 0.05).

Why This Matters

Behavioral indicators, mitochondrial samples from the hippocampal CA1 region, and electrocardiogram signals were collected to analyze effects on behavior, mitochondrial kinetics, and heart rate variability parameters. The authors state that the preliminary results lay a foundation for further exploring the mechanism of ultra-low frequency magnetic field in delaying Alzheimer's disease and realizing personalized neurofeedback therapy.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 40 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 40 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2025). [Effect of 40 Hz pulsed magnetic field on mitochondrial dynamics and heart rate variability in dementia mice].
Show BibTeX
@article{effect_of_40_hz_pulsed_magnetic_field_on_mitochondrial_dynamics_and_heart_rate_variability_in_dementia_mice_ce4606,
  author = {Unknown},
  title = {[Effect of 40 Hz pulsed magnetic field on mitochondrial dynamics and heart rate variability in dementia mice]},
  year = {2025},
  doi = {10.7507/1001-5515.202501061},
  
}
DOI: 10.7507/1001-5515.202501061PubMed: 40887185

Quick Questions About This Study

The study used APP/PS1 double transgenic Alzheimer's disease model mice.
The exposure was 40 Hz/10 mT pulsed magnetic field stimulation applied to AD model mice with different degrees of dementia.
Mitochondrial crest structure loss was alleviated and mitochondrial dynamics related indexes were significantly improved (P < 0.001).
Sympathetic nerve excitation and parasympathetic nerve inhibition were improved, and spatial cognitive memory ability was significantly improved (P < 0.05).
The preliminary results suggest that 40 Hz pulsed magnetic field stimulation can improve mitochondrial structure and dynamics, autonomic neuromodulation, and spatial cognition, laying a foundation for further research on ultra-low frequency magnetic fields in Alzheimer's disease.