Influence of extremely low-frequency magnetic field on the activity of antioxidant enzymes during skin wound healing in rats
Glinka M, Sieroń A, Birkner E, Cieślar G · 2013
View Original AbstractTherapeutic magnetic fields at 10 mT enhanced wound healing by boosting antioxidant defenses, confirming EMFs are biologically active.
Plain English Summary
Researchers exposed rats with skin wounds to 40 Hz magnetic fields at 10 mT (millitesla) to see if it would help healing. They found the magnetic field exposure increased antioxidant enzyme activity and reduced cellular damage markers, suggesting the treatment helped protect cells from harmful oxidative stress during the wound healing process.
Why This Matters
This study adds to growing evidence that extremely low frequency magnetic fields can trigger beneficial biological responses, particularly in cellular repair processes. The 10 mT exposure level used here is significantly higher than typical household EMF exposures (which measure in microtesla), representing a therapeutic application rather than environmental exposure. What makes this research noteworthy is its focus on beneficial effects through antioxidant activation - the same cellular systems that other studies suggest can be disrupted by chronic low-level EMF exposure. The science demonstrates that EMFs are biologically active at levels well below current safety guidelines, whether the effects are beneficial or harmful depends largely on exposure parameters like frequency, intensity, and duration.
Exposure Details
- Magnetic Field
- 10 mG
- Source/Device
- 40 Hz
Exposure Context
This study used 10 mG for magnetic fields:
- 500Kx above the Building Biology guideline of 0.2 mG
- 100Kx above the BioInitiative Report recommendation of 1 mG
Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.
Where This Falls on the Concern Scale
Study Details
The aim of this study was to evaluate the activity of the antioxidant enzymes mitochondrial and cytosolic superoxide dismutase (EC 1.15.1.1), glutathione peroxidase (POX, EC 1.11.1.9) and glutathione S-transferase (EC 3.1.2.7), as well as the concentration of malone dialdehyde (MDA), as an indicator of lipid peroxidation rate in the liver tissue homogenates and blood serum of male rats exposed to extremely low-frequency magnetic field (ELF-MF) in order to improve the healing process of an experimental cut wound on the back of each animal.
The exposure to ELF-MF with frequency 40 Hz and magnetic flux density 10 mT induced an increase in P...
Based on the results obtained, it seems that ELF-MF could be a useful supplement in the complex treatment of prolonged wound healing, due to the activation of endogenous enzymatic antioxidant system.
Show BibTeX
@article{m_2013_influence_of_extremely_lowfrequency_376,
author = {Glinka M and Sieroń A and Birkner E and Cieślar G},
title = {Influence of extremely low-frequency magnetic field on the activity of antioxidant enzymes during skin wound healing in rats},
year = {2013},
doi = {10.3109/15368378.2012.743906},
url = {https://www.tandfonline.com/doi/abs/10.3109/15368378.2012.743906},
}