Sulpizio M et al, (Augst 2011) Molecular basis underlying the biological effects elicited by extremely low-frequency magnetic field (ELF-MF) on neuroblastoma cells, J Cell Biochem
Authors not listed · 2011
Power-line frequency magnetic fields altered cellular proteins and pushed neuroblastoma cells toward more invasive behavior patterns.
Plain English Summary
Italian researchers exposed human neuroblastoma cells to 50 Hz magnetic fields (the same frequency as power lines) for up to 15 days and found significant changes in cellular proteins and behavior. The magnetic field exposure triggered the production of nine new proteins involved in cell defense and organization, while also altering cell growth patterns and internal structure. Most concerning, the researchers concluded that this power-line frequency radiation could push cells toward a more invasive, potentially cancerous phenotype.
Why This Matters
This study provides molecular-level evidence for what many EMF researchers have long suspected: power-line frequency magnetic fields can fundamentally alter cellular behavior in ways that may promote cancer development. The 50 Hz frequency tested here is identical to what emanates from electrical wiring, appliances, and power lines throughout Europe and much of the world. The 1 milliTesla field strength used is higher than typical household exposures but well within ranges found near power lines or some electrical equipment.
What makes these findings particularly significant is the researchers' observation that EMF exposure appeared to shift cells toward a more invasive phenotype. This aligns with epidemiological studies linking power-line EMF to increased leukemia risk, especially in children. The fact that cellular changes became more pronounced with longer exposure times (15 days showing the most dramatic effects) suggests cumulative damage from chronic EMF exposure. While this was conducted on cancer cells in laboratory conditions, it demonstrates clear biological mechanisms by which everyday EMF exposures could contribute to cancer development.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{sulpizio_m_et_al_augst_2011_molecular_basis_underlying_the_biological_effects_elicited_by_extremely_low_frequency_magnetic_field_elf_mf_on_neuroblastoma_cells_j_cell_biochem_ce2111,
author = {Unknown},
title = {Sulpizio M et al, (Augst 2011) Molecular basis underlying the biological effects elicited by extremely low-frequency magnetic field (ELF-MF) on neuroblastoma cells, J Cell Biochem},
year = {2011},
doi = {10.1002/jcb.23310},
}