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DNA & Genetic Damage

Effect of 2.45 mT sinusoidal 50 Hz magnetic field on Saccharomyces cerevisiae strains deficient in DNA strand breaks repair

No Effects Found

Authors not listed · 2010

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Strong 50 Hz magnetic fields altered yeast cell growth and survival without causing DNA damage, particularly affecting strains with existing DNA repair defects.

Plain English Summary

Summary written for general audiences

Spanish researchers exposed yeast cells with DNA repair defects to strong 50 Hz magnetic fields (2.45 mT) for 96 hours. They found the magnetic fields actually increased growth rates in DNA-damaged strains and reduced overall cell survival, but didn't cause additional DNA damage or disrupt normal cell division cycles.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 50 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 50 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale
Cite This Study
Unknown (2010). Effect of 2.45 mT sinusoidal 50 Hz magnetic field on Saccharomyces cerevisiae strains deficient in DNA strand breaks repair.
Show BibTeX
@article{effect_of_245_mt_sinusoidal_50_hz_magnetic_field_on_saccharomyces_cerevisiae_strains_deficient_in_dna_strand_breaks_repair_ce4195,
  author = {Unknown},
  title = {Effect of 2.45 mT sinusoidal 50 Hz magnetic field on Saccharomyces cerevisiae strains deficient in DNA strand breaks repair},
  year = {2010},
  doi = {10.3109/09553001003734519},
  
}
DOI: 10.3109/09553001003734519PubMed: 20545572

Quick Questions About This Study

Yes, exposure to 2.45 mT 50 Hz magnetic fields for 96 hours significantly increased growth rates in yeast strains with DNA repair defects, while having minimal effects on normal yeast cells.
No, despite the strong field strength (2.45 mT), researchers found no evidence of DNA damage or disruption to normal cell division cycles in any of the yeast strains tested.
Yeast strains lacking proper DNA repair mechanisms (rad52 and hdf1 mutants) showed increased growth and reduced survival rates, suggesting these cells are more vulnerable to EMF-induced cellular stress.
The 2.45 mT field strength used is approximately 50 times stronger than typical magnetic fields near household appliances, which usually range from 0.01 to 0.1 mT.
Yes, continuous 96-hour exposure to 2.45 mT 50 Hz magnetic fields reduced survival rates across all yeast strains tested, with effects being most pronounced in DNA repair-deficient cells.