Epigenetic Modulation of Adult Hippocampal Neurogenesis by Extremely Low-Frequency Electromagnetic Fields.
Leone L, Fusco S, Mastrodonato A, Piacentini R, Barbati SA, Zaffina S, Pani G, Podda MV, Grassi C. · 2014
View Original AbstractELF electromagnetic fields enhanced brain cell growth and memory in lab studies, suggesting some EMF exposures may benefit rather than harm brain function.
Plain English Summary
Researchers exposed neural stem cells from mouse brains to extremely low-frequency electromagnetic fields (ELF-EMF) and found these fields enhanced the growth of new brain cells in the hippocampus, the brain region crucial for memory formation. The ELF-EMF exposure triggered specific genetic changes that promoted brain cell development and improved spatial learning and memory in the mice. This suggests that certain electromagnetic field exposures might actually stimulate beneficial brain processes rather than harm them.
Why This Matters
This research presents a fascinating counterpoint to the typical narrative about EMF health effects. While most studies focus on potential harms from electromagnetic field exposure, this work demonstrates that extremely low-frequency fields can actually enhance neurogenesis (the formation of new brain cells) through specific epigenetic mechanisms. The science demonstrates that ELF-EMF exposure activated genes responsible for brain cell growth and improved memory function in laboratory models. What this means for you is more complex than simple harm or benefit. The reality is that electromagnetic fields exist on a vast spectrum of frequencies and intensities, and different types may have vastly different biological effects. However, we must note that this study used controlled laboratory conditions with specific field parameters that likely differ significantly from everyday ELF exposures from power lines or household appliances. The evidence shows we need more nuanced research examining both beneficial and harmful effects across different EMF types rather than broad generalizations about electromagnetic field safety.
Exposure Information
Specific exposure levels were not quantified in this study.
Study Details
we demonstrate that the ELFEF-dependent enhancement of hippocampal neurogenesis improves spatial learning and memory.
To gain insights on the molecular mechanisms underlying ELFEFs' effects, we extended our studies to ...
We found that ELFEFs enhanced proliferation and neuronal differentiation of hippocampal NSCs by regu...
These findings could pave the way to the development of novel therapeutic approaches in regenerative medicine.
Show BibTeX
@article{l_2014_epigenetic_modulation_of_adult_1754,
author = {Leone L and Fusco S and Mastrodonato A and Piacentini R and Barbati SA and Zaffina S and Pani G and Podda MV and Grassi C.},
title = {Epigenetic Modulation of Adult Hippocampal Neurogenesis by Extremely Low-Frequency Electromagnetic Fields.},
year = {2014},
url = {https://pubmed.ncbi.nlm.nih.gov/24532268/},
}Cited By (74 papers)
- Impact of electromagnetic fields on stem cells: common mechanisms at the crossroad between adult neurogenesis and osteogenesisInfluential
L. Leone et al. (2015) - 33 citations
- Effects of exposure to gradient magnetic fields emitted by nuclear magnetic resonance devices on clonogenic potential and proliferation of human hematopoietic stem cellsInfluential
M. G. Iachininoto et al. (2016) - 10 citations
- Anodal transcranial direct current stimulation boosts synaptic plasticity and memory in mice via epigenetic regulation of Bdnf expression
M. Podda et al. (2016) - 223 citations
- Thermal and non-thermal health effects of low intensity non-ionizing radiation: An international perspective.
D. Belpomme et al. (2018) - 177 citations
- Brain insulin resistance impairs hippocampal synaptic plasticity and memory by increasing GluA1 palmitoylation through FoxO3a
M. Spinelli et al. (2017) - 174 citations
- Magnetic field effects in biology from the perspective of the radical pair mechanism
Hadi Zadeh-Haghighi, C. Simon (2022) - 145 citations
- Exposure to 1800 MHz radiofrequency radiation impairs neurite outgrowth of embryonic neural stem cells
Chun-hai Chen et al. (2014) - 77 citations
- Electromagnetic Fields, Pulsed Radiofrequency Radiation, and Epigenetics: How Wireless Technologies May Affect Childhood Development.
Cindy Sage et al. (2018) - 70 citations