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Cardiovascular

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

No Effects Found

Authors not listed · 2023

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EMF exposure altered heart cell energy systems even without causing visible heart damage.

Plain English Summary

Summary written for general audiences

Researchers exposed mice to 915 MHz electromagnetic fields for 28 days to study heart effects. They found changes in heart cell energy production systems, with increased protein levels in mitochondria (cellular powerhouses). However, overall heart function remained normal with no structural damage detected.

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
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},
  
}
DOI: 10.3389/fcvm.2023.1205893PubMed: 37351281

Quick Questions About This Study

Yes, 28 days of 915 MHz exposure significantly increased protein expression in heart mitochondrial complexes I-IV, indicating changes in cellular energy production systems even without visible heart damage.
No structural or functional heart abnormalities were detected after 28 days of 915 MHz exposure, despite measurable changes in mitochondrial protein levels and respiratory capacity.
Plasma malondialdehyde levels and heart antioxidant enzyme expression remained unchanged, suggesting no increase in oxidative stress markers despite mitochondrial changes from EMF exposure.
Yes, isolated heart mitochondria showed modified respiratory capacity when measured with specialized equipment, indicating altered cellular breathing patterns after prolonged 915 MHz electromagnetic field exposure.
915 MHz falls within the ISM band used by various wireless devices, industrial equipment, and some medical devices, making these findings relevant to everyday EMF exposures.