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Antioxidant capacity of parsley cells (Petroselinum crispum L.) in relation to iron-induced ferritin levels and static magnetic field

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Rajabbeigi E, Ghanati F, Abdolmaleki P, Payez A · 2013

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In parsley cells, static magnetic field exposure increased catalase activity and reduced ferritin levels, casting doubt on ferritin's proposed role as a reactive oxygen species detoxifier.

Plain English Summary

Summary written for general audiences

Researchers studied how parsley cells responded to 21 ppm iron and a static magnetic field (SMF; 30 mT), measuring antioxidant enzymes and related molecules at 6 and 12 hours after treatments. SMF exposure alone increased catalase activity, but when combined with iron, or with iron alone, catalase activity decreased compared to control cells. The combination of SMF with iron reduced the iron content of cells and lessened iron's negative effect on catalase activity. Ferritin levels dropped significantly in SMF-treated and SMF-plus-iron-treated cells at 12 hours, leading the researchers to question ferritin's proposed role as a reactive oxygen species detoxifying molecule.

Why This Matters

The study used parsley cells as a plant model to examine antioxidant responses to a static magnetic field and iron, either separately or in combination. Among the components studied, enhanced catalase activity in SMF-treated cells and increased ascorbate in SMF-plus-iron-treated cells were identified as responsible for maintaining membrane integrity. All treatments reduced ascorbate peroxidase activity, but total ascorbate content increased in response to iron and the SMF-plus-iron combination.

Exposure Details

Magnetic Field
30 mT

Exposure Context

This study used 30 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: 30 mTExtreme Concern - 5 mGFCC Limit - 2,000 mGEffects observed in the Extreme Concern range (Building Biology)This level is 150 times the FCC limit

Study Details

This study was aimed to evaluate antioxidant response of parsley cells to 21 ppm iron and static magnetic field (SMF; 30 mT).

The activity of catalase (CAT) and ascorbate peroxidase (APX) and the contents of malonyldialdehyde,...

Exposure to SMF increased the activity of CAT in treated cells, while combination of iron and SMF tr...

These results cast doubt on the proposed functions of ferritin as a putative reactive oxygen species detoxifying molecule.

Cite This Study
Rajabbeigi E, Ghanati F, Abdolmaleki P, Payez A (2013). Antioxidant capacity of parsley cells (Petroselinum crispum L.) in relation to iron-induced ferritin levels and static magnetic field Electromagn Biol Med. 32(4):430-441, 2013.
Show BibTeX
@article{e_2013_antioxidant_capacity_of_parsley_448,
  author = {Rajabbeigi E and Ghanati F and Abdolmaleki P and Payez A},
  title = {Antioxidant capacity of parsley cells (Petroselinum crispum L.) in relation to iron-induced ferritin levels and static magnetic field},
  year = {2013},
  doi = {10.3109/15368378.2012.736441},
  url = {https://www.tandfonline.com/doi/abs/10.3109/15368378.2012.736441},
}
DOI: 10.3109/15368378.2012.736441

Cited By (29 papers)

Quick Questions About This Study

The study used 21 ppm iron alongside a static magnetic field (SMF; 30 mT).
SMF exposure increased catalase activity in treated cells, while iron alone or combined with SMF decreased it compared to controls.
Ferritin levels decreased significantly in SMF-treated and SMF-plus-iron-treated cells at 12 hours after treatment.
The combination of SMF with iron treatment reduced the iron content of the cells.
The results cast doubt on the proposed functions of ferritin as a putative reactive oxygen species detoxifying molecule.