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Brain & Nervous System

Effect of Environmental Extremely Low-Frequency Electromagnetic Fields Exposure on Inflammatory Mediators and Serotonin Metabolism in a Human Neuroblastoma Cell Line.

No Effects Found

Reale M, D'Angelo C, Costantini E, Tata AM, Regen F, Hellmann-Regen J. · 2016

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Brain cells showed no significant damage from 48-hour exposure to power line frequency EMFs at levels higher than typical household exposure.

Plain English Summary

Summary written for general audiences

Researchers exposed human brain cells to extremely low frequency electromagnetic fields (the type from power lines) for up to 48 hours to see if it would cause neurological damage. They found no significant harmful effects on the cells' ability to manage oxidative stress or inflammation, though there were minor changes in serotonin metabolism. The study suggests that ELF-EMF exposure at these levels is unlikely to contribute to neurodegenerative diseases.

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

The study examined exposure from: 50-Hz Duration: short (1h-3h) and sub-chronic (48 h)

Study Details

Due to lack of a direct link between neurodegenerative processes and ELF-EMF exposure, our goal was to investigate if ELF-EMF exposure may represent a possible risk factor.

In the present study, using neuronal-like SH-SY5Y neuroblastoma cells, we show that the balance betw...

In SH-SY5Y-exposed cells we observed increased intracellular 5-hydroxyindoleacetic acid/5-hydroxytry...

These results are in accord with epidemiological studies that have provided little support for a link between ELF-EMFs and neurodegeneration.

Cite This Study
Reale M, D'Angelo C, Costantini E, Tata AM, Regen F, Hellmann-Regen J. (2016). Effect of Environmental Extremely Low-Frequency Electromagnetic Fields Exposure on Inflammatory Mediators and Serotonin Metabolism in a Human Neuroblastoma Cell Line. CNS Neurol Disord Drug Targets. 15(10):1203-1215, 2016.
Show BibTeX
@article{m_2016_effect_of_environmental_extremely_2903,
  author = {Reale M and D'Angelo C and Costantini E and Tata AM and Regen F and Hellmann-Regen J.},
  title = {Effect of Environmental Extremely Low-Frequency Electromagnetic Fields Exposure on Inflammatory Mediators and Serotonin Metabolism in a Human Neuroblastoma Cell Line.},
  year = {2016},
  
  url = {https://www.ingentaconnect.com/content/ben/cnsnddt/2016/00000015/00000010/art00003},
}

Quick Questions About This Study

A 2016 study found that 50 Hz electromagnetic fields from power lines do not cause significant brain cell damage. Researchers exposed human neuroblastoma cells to these frequencies for up to 48 hours and observed no harmful effects on cellular stress responses or inflammation markers.
Yes, but minimally. The 2016 Reale study found that 50 Hz electromagnetic fields caused minor changes in serotonin metabolism in human brain cells, increasing the ratio of serotonin breakdown products. However, these changes were not considered significant enough to cause neurological damage.
No significant harm was found. Research on human neuroblastoma cells exposed to 1 milliTesla 50 Hz magnetic fields for up to 48 hours showed no meaningful cellular damage. The study concluded these exposure levels are unlikely to contribute to neurodegenerative diseases.
Short-term exposure to extremely low frequency EMF does not appear to damage brain cells significantly. A 2016 study testing 1-3 hour and 48-hour exposures to 50 Hz fields found minimal cellular changes compared to the damage expected in neurodegeneration.
Current research suggests no strong link. The 2016 Reale study found that 50 Hz electromagnetic field exposure produced minor cellular changes that were insignificant compared to neurodegeneration damage. These findings align with epidemiological studies showing little support for ELF-EMF causing brain diseases.