Note: This study found no significant biological effects under its experimental conditions. We include all studies for scientific completeness.
Antioxidants alleviate electric field-induced effects on lung tissue based on assays of heme oxygenase-1, protein carbonyl content, malondialdehyde, nitric oxide, and hydroxyproline.
Güler G, Türközer Z, Ozgur E, Seyhan N. · 2009
View Original AbstractElectric fields 1,000 times stronger than typical environmental levels caused minimal lung tissue damage in this laboratory study.
Plain English Summary
Researchers exposed lung tissue to extremely strong electric fields (12,000 volts per meter) for 8 hours daily over 7 days to test whether antioxidants could prevent damage. They found only minor increases in one marker of cellular damage (protein carbonyl), while other damage indicators remained unchanged. The study suggests that at these exposure levels, electric fields cause minimal lung tissue damage that antioxidants may help prevent.
Why This Matters
This study examined electric field exposures at 12,000 volts per meter - an extraordinarily high level that far exceeds typical environmental exposure. For context, electric fields under high-voltage power lines rarely exceed 10-12 volts per meter, making this laboratory exposure roughly 1,000 times stronger than real-world scenarios. The minimal effects observed even at these extreme levels might seem reassuring, but the study's design raises questions about its relevance to chronic, lower-level exposures that people actually experience. The researchers' focus on antioxidant protection suggests they expected to find damage, and the fact that they observed some increase in protein carbonyl content indicates cellular stress was occurring. What this means for you is that while this particular study doesn't demonstrate major lung effects from electric fields, it was conducted at exposure levels so high they bear little resemblance to everyday EMF exposure scenarios.
Exposure Details
- Electric Field
- 12000 V/m
- Source/Device
- 50 Hz
- Exposure Duration
- 7 days/for 8 h/day
Exposure Context
This study used 12000 V/m for electric fields:
- 40Kx above the Building Biology guideline of 0.3 V/m
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.
Study Details
In order to test whether antioxidants have beneficiary effects on electric field induced damage, we determined the pulmonary levels of heme oxygenase-1 (HO-1), protein carbonyl content (PCO), malondialdehyde (MDA), nitric oxide (NO) and hydroxyproline (HP) under extremely low frequency (ELF) electric (E) field exposure (50 Hz, 12 kV/m, 7 days/for 8 h/day).
While PCO levels significantly increased (p < 0.05), insignificant changes (p > 0.05) were observed ...
Show BibTeX
@article{g_2009_antioxidants_alleviate_electric_fieldinduced_2846,
author = {Güler G and Türközer Z and Ozgur E and Seyhan N.},
title = {Antioxidants alleviate electric field-induced effects on lung tissue based on assays of heme oxygenase-1, protein carbonyl content, malondialdehyde, nitric oxide, and hydroxyproline. },
year = {2009},
url = {https://www.sciencedirect.com/science/article/abs/pii/S0048969708010772},
}