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50 Hz Electromagnetic Field Produced Changes in FTIR Spectroscopy Associated with Mitochondrial Transmembrane Potential Reduction in Neuronal-Like SH-SY5Y Cells.

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Calabrò E, Condello S, Currò M, Ferlazzo N, Vecchio M, Caccamo D, Magazù S, Ientile R. · 2013

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Power-frequency magnetic fields caused protein damage and mitochondrial dysfunction in brain cells at levels potentially encountered near electrical equipment.

Plain English Summary

Summary written for general audiences

Researchers exposed brain cells to 50 Hz magnetic fields (household electricity frequency) at different strengths. Higher exposures damaged cell membrane proteins and reduced energy production in mitochondria, leading to decreased cell survival and suggesting power-frequency fields harm basic cellular functions.

Why This Matters

This study provides compelling evidence that power-frequency magnetic fields can cause measurable biological damage at the cellular level. The researchers used advanced spectroscopy techniques to detect molecular changes that wouldn't be visible through standard cell viability tests alone, revealing protein structural damage and mitochondrial dysfunction. What makes this particularly concerning is that the magnetic field strengths used (0.05 to 1.4 milliTesla) overlap with levels you might encounter near high-current electrical equipment, though they're higher than typical household exposures. The fact that these fields altered the fundamental structure of cellular proteins and compromised mitochondrial function demonstrates that EMF effects go far beyond simple heating. This adds to the growing body of evidence that our cells can detect and respond to electromagnetic fields in ways that may have health implications, challenging the outdated assumption that only thermal effects matter.

Exposure Details

Magnetic Field
0.05 to 1.4 mG
Source/Device
50 Hz

Exposure Context

This study used 0.05 to 1.4 mG 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 ContextA logarithmic scale showing exposure levels relative to Building Biology concern thresholds and regulatory limits.Study Exposure Level in ContextThis study: 0.05 to 1.4 mGExtreme Concern5 mGFCC Limit2,000 mGEffects observed in the No Concern range (Building Biology)FCC limit is 40,000x higher than this exposure level

Study Details

To investigate 50 Hz Electromagnetic Field Produced Changes in FTIR Spectroscopy Associated with Mitochondrial Transmembrane Potential Reduction in Neuronal-Like SH-SY5Y Cells.

SH-SY5Y neuroblastoma cells were used as an experimental model to study the effects of 50 Hz electro...

Fourier transform infrared spectroscopy analysis evidenced a reduction in intensity of the amide A b...

To summarize, the exposure to 50 Hz electromagnetic field higher than 0.8 mT was able to produce conformational changes in different biological structures as evidenced by FITR spectroscopy, and these alterations can be associated to reduction of mitochondrial transmembrane potential and cell viability.

Cite This Study
Calabrò E, Condello S, Currò M, Ferlazzo N, Vecchio M, Caccamo D, Magazù S, Ientile R. (2013). 50 Hz Electromagnetic Field Produced Changes in FTIR Spectroscopy Associated with Mitochondrial Transmembrane Potential Reduction in Neuronal-Like SH-SY5Y Cells. Oxid Med Cell Longev. 2013;2013:414393. doi: 10.1155/2013/414393. Epub 2013 Jul 16.
Show BibTeX
@article{e_2013_50_hz_electromagnetic_field_224,
  author = {Calabrò E and Condello S and Currò M and Ferlazzo N and Vecchio M and Caccamo D and Magazù S and Ientile R.},
  title = {50 Hz Electromagnetic Field Produced Changes in FTIR Spectroscopy Associated with Mitochondrial Transmembrane Potential Reduction in Neuronal-Like SH-SY5Y Cells.},
  year = {2013},
  
  url = {https://www.hindawi.com/journals/omcl/2013/414393/},
}

Quick Questions About This Study

Researchers exposed brain cells to 50 Hz magnetic fields (household electricity frequency) at different strengths. Higher exposures damaged cell membrane proteins and reduced energy production in mitochondria, leading to decreased cell survival and suggesting power-frequency fields harm basic cellular functions.