Oxidative stress in broad bean (Vicia faba L.) induced by static magnetic field under natural radioactivity.
Jouni FJ, Abdolmaleki P, Ghanati F. · 2012
View Original AbstractExposure to a static magnetic field lowered antioxidant defenses and increased oxidative stress in broad bean plants, an effect that was more pronounced when combined with natural radioactivity.
Plain English Summary
Researchers studied whether a static magnetic field affects oxidative stress in Vicia faba plants grown in soil from a high background natural radioactivity area of Iran. Plants were continuously exposed to a static magnetic field of 15 mT for 8 days, each 8 hours per day. Antioxidant enzyme activity and flavonoid content were lower in plants from both high and low natural radioactivity soils compared to the control. The results suggest that static magnetic field exposure causes accumulation of reactive oxygen species, and that natural radioactivity of soil exaggerates oxidative stress.
Why This Matters
Soil for the study was collected from Ramsar, Iran, where the annual radiation absorbed dose from background radiation is substantially higher than 20 mSv per year. Accumulation of reactive oxygen species also resulted in chromosomal aberration and DNA damage in the plants. The combination of natural radiation and static magnetic field treatment produced a more pronounced effect than either condition alone.
Exposure Details
- Magnetic Field
- 15 mT
- Exposure Duration
- 8 days, each 8 h/day
Exposure Context
This study used 15 mT for magnetic fields:
- 750Kx above the Building Biology guideline of 0.2 mG
- 150Kx 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 investigation was performed to evaluate the influence of the static magnetic field on oxidative stress in Vicia faba cultivated in soil from high background natural radioactivity in Iran.
Soil samples were collected from Ramsar, Iran where the annual radiation absorbed dose from backgrou...
The results showed that in the plants cultivated in soils with high background natural radioactivity...
The results suggest that exposure to static magnetic field causes accumulation of reactive oxygen species in V. faba and natural radioactivity of soil exaggerates oxidative stress.
Show BibTeX
@article{fj_2012_oxidative_stress_in_broad_392,
author = {Jouni FJ and Abdolmaleki P and Ghanati F.},
title = {Oxidative stress in broad bean (Vicia faba L.) induced by static magnetic field under natural radioactivity.},
year = {2012},
url = {https://www.sciencedirect.com/science/article/abs/pii/S1383571811003366},
}