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Do 50/60 Hz magnetic fields influence oxidative or DNA damage responses in human SH-SY5Y neuroblastoma cells? Int J Radiat Biol 98(10):1581-1591, 2022

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Mustafa E, Makinistian L, Luukkonen J, Juutilainen J, Naarala J · 2022

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50 and 60 Hz magnetic field exposures produced minimal effects on oxidative stress and DNA damage in neuroblastoma cells, with only weak ROS signaling changes observed.

Plain English Summary

Summary written for general audiences

This 2022 in vitro study examined whether 50 and 60 Hz magnetic fields (at 100 µTRMS) affected oxidative stress, DNA damage, and related gene expression in human neuroblastoma cells. The researchers found only weak effects, including suggestive evidence of increased ROS-related gene expression and decreased menadione-induced ROS levels with 50 Hz exposure, while DNA damage and repair rates were unaffected.

Why This Matters

This study uses standard in vitro approaches (comet assay, RT-qPCR, fluorometric measurements) to assess biological responses to extremely low-frequency (ELF) magnetic fields. The use of menadione as an oxidative stress inducer and measurement of DNA repair kinetics provides mechanistic insight into potential cellular responses.

Exposure Information

A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 50/60 Hz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 50/60 HzCell phones~1 GHzWiFi2.4 GHz5G mm28 GHzLogarithmic scale

Specific exposure levels were not quantified in this study.

Cite This Study
Mustafa E, Makinistian L, Luukkonen J, Juutilainen J, Naarala J (2022). Do 50/60 Hz magnetic fields influence oxidative or DNA damage responses in human SH-SY5Y neuroblastoma cells? Int J Radiat Biol 98(10):1581-1591, 2022.
Show BibTeX
@article{do_5060_hz_magnetic_fields_influence_oxidative_or_dna_damage_responses_in_human_sh_sy5y_neuroblastoma_cells_int_j_radiat_biol_98101581_1591_2022_ce4163,
  author = {Mustafa E and Makinistian L and Luukkonen J and Juutilainen J and Naarala J},
  title = {Do 50/60 Hz magnetic fields influence oxidative or DNA damage responses in human SH-SY5Y neuroblastoma cells? Int J Radiat Biol 98(10):1581-1591, 2022},
  year = {2022},
  doi = {10.3390/life13030757},
  
}

Quick Questions About This Study

Humans evolved over millions of years under Earth's constant geomagnetic field. When astronauts travel beyond this natural magnetic environment, their electrical body systems like the heart and nervous system can malfunction because they developed to operate within these specific electromagnetic conditions.
No, astronauts show highly variable responses to losing Earth's magnetic field protection. Some individuals are much more sensitive to these electromagnetic changes than others, suggesting genetic or physiological differences in how people handle altered magnetic environments.
The cardiovascular system and central nervous system appear most vulnerable to losing Earth's magnetic field. These electrical body systems evolved to function within specific electromagnetic parameters and may malfunction when removed from their natural magnetic environment.
Yes, the research suggests that individuals who show high sensitivity to magnetic field changes may not be good candidates for long-duration deep space travel unless effective countermeasures can be developed to protect their biological systems.
The wide variation in astronaut responses to magnetic field loss suggests this sensitivity exists in Earth's general population but remains hidden. People may have different electromagnetic sensitivities that only become apparent under extreme environmental changes.