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Effect of magnetic fields on antioxidative defense and fitness-related traits of Baculum extradentatum (insecta, phasmatodea).

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Todorović D, Mirčić D, Ilijin L, Mrdaković M, Vlahović M, Prolić Z, Mataruga VP · 2012

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Exposure to constant and alternating magnetic fields increased antioxidant enzyme activities in stick insects, while egg mortality and nymph mass were unaffected.

Plain English Summary

Summary written for general audiences

Researchers studied how magnetic fields affected antioxidative defense and fitness-related traits in Baculum extradentatum, a stick insect. One group was exposed to a constant magnetic field of 50 mT, another to an alternating magnetic field of 50 Hz and 6 mT, and a control group was kept out of influence of the magnets. SOD and CAT enzyme activities were increased in animals exposed to constant and alternating magnetic fields, while GSH content was not influenced. Significant differences in development timing were found between the control and the CMF group, and between the CMF and the AMF group, but nymph mass and egg mortality did not differ across groups.

Why This Matters

The researchers monitored superoxide dismutase, catalase, and total glutathione as markers of antioxidative defense in nymphs after magnetic field exposure. Both types of magnetic fields were associated with changes in some enzyme activities, suggesting that the type of field matters, since development timing differed between the CMF and AMF groups as well. Not all measured outcomes were affected: GSH content, egg mortality, and nymph mass showed no significant differences across groups.

Exposure Details

Magnetic Field
50 mT

Exposure Context

This study used 50 mT for magnetic fields:

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 Exposure Level in ContextStudy Exposure Level in ContextThis study: 50 mTExtreme Concern - 5 mGFCC Limit - 2,000 mGEffects observed in the Extreme Concern range (Building Biology)This level is 250 times the FCC limit

Study Details

This study aimed to determine the effect of magnetic fields on the antioxidative defense and fitness-related traits of Baculum extradentatum.

Following exposure to magnetic fields, antioxidative defense (superoxide dismutase (SOD), catalase (...

We found increased SOD and CAT activities in animals exposed to constant and AMFs, whereas GSH acti...

In conclusion, CMF and AMF have the possibility to modulate the antioxidative defense and some of the fitness-related traits in B. extradentatum.

Cite This Study
Todorović D, Mirčić D, Ilijin L, Mrdaković M, Vlahović M, Prolić Z, Mataruga VP (2012). Effect of magnetic fields on antioxidative defense and fitness-related traits of Baculum extradentatum (insecta, phasmatodea). Bioelectromagnetics. 33(3):265-273, 2012.
Show BibTeX
@article{d_2012_effect_of_magnetic_fields_473,
  author = {Todorović D and Mirčić D and Ilijin L and Mrdaković M and Vlahović M and Prolić Z and Mataruga VP},
  title = {Effect of magnetic fields on antioxidative defense and fitness-related traits of Baculum extradentatum (insecta, phasmatodea). },
  year = {2012},
  doi = {10.1002/bem.20709},
  url = {https://onlinelibrary.wiley.com/doi/abs/10.1002/bem.20709},
}
DOI: 10.1002/bem.20709

Cited By (22 papers)

Quick Questions About This Study

One group was exposed to a constant magnetic field of 50 mT, and another to an alternating magnetic field of 50 Hz and 6 mT.
SOD and CAT activities were increased in animals exposed to constant and alternating magnetic fields, while GSH content was not influenced.
No differences were found in egg mortality or nymph mass between the control and experimental groups.
The researchers concluded that constant and alternating magnetic fields have the possibility to modulate antioxidative defense and some fitness-related traits in B. extradentatum.