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Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.

Myocardial capacity of mitochondrial oxidative phosphorylation in response to prolonged electromagnetic stress

No Effects Found

Authors not listed · 2023

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Mice exposed to 915 MHz EMFs for 28 days showed increased cardiac Complex I-IV expression and altered mitochondrial respiratory capacity.

Plain English Summary

Summary written for general audiences

Exposure significantly increased cardiac protein expression of mitochondrial Complex I, II, III, and IV subunits, while Complex V expression remained stable. Mitochondrial respiratory capacity was modified in exposed mice. Oxidative stress markers and antioxidant enzyme SOD2 were unchanged, and no structural or functional heart abnormalities were found.

Why This Matters

The study was designed to test whether prolonged electromagnetic stress affects the mitochondrial OXPHOS system and heart structure. Mitochondria are central energy generators for the heart and also guide cell responses to environmental stressors. The authors concluded that prolonged EMF exposure could affect mitochondrial oxidative metabolism by modulating the cardiac OXPHOS system.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 915 MHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 915 MHzPower lines50/60 Hz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Unknown (2023). Myocardial capacity of mitochondrial oxidative phosphorylation in response to prolonged electromagnetic stress.
Show BibTeX
@article{myocardial_capacity_of_mitochondrial_oxidative_phosphorylation_in_response_to_prolonged_electromagnetic_stress_ce2582,
  author = {Unknown},
  title = {Myocardial capacity of mitochondrial oxidative phosphorylation in response to prolonged electromagnetic stress},
  year = {2023},
  doi = {10.3389/fcvm.2023.1205893},
  
}

Quick Questions About This Study

Mice were exposed to 915 MHz electromagnetic fields for 28 days.
Expression of Complex I, II, III, and IV subunits increased significantly, while Complex V expression remained stable.
Plasma malondialdehyde and myocardial SOD2 levels remained unchanged in exposed mice compared to controls.
No abnormalities were identified in the left ventricles of mice subjected to electromagnetic stress.
They concluded that prolonged EMF exposure could affect mitochondrial oxidative metabolism by modulating the cardiac OXPHOS system.