The biological effect of electromagnetic fields (electron-microscopic study)
Shneyvas, V. B., Zufarov, K. A. · 1968
1968 study found EMF exposure damaged mouse liver cells without heating, proving non-thermal biological effects.
Plain English Summary
This 1968 electron microscope study exposed white mice to electromagnetic fields from medical diathermy equipment at 1625 kHz and 39 MHz frequencies. Researchers found significant cellular damage in liver cells, including broken nuclear membranes, disrupted mitochondria, and other structural changes. The study demonstrated that EMF exposure causes biological effects even without heating tissue.
Why This Matters
This pioneering research from 1968 provides crucial early evidence that electromagnetic fields cause cellular damage through non-thermal mechanisms. The fact that researchers could observe structural damage to liver cells at the subcellular level using electron microscopy makes this particularly compelling evidence. What's striking is that this study used medical diathermy equipment operating at frequencies we're now exposed to daily through various wireless devices. The 1625 kHz frequency falls within the AM radio band, while 39 MHz is close to FM radio frequencies. The researchers' conclusion that 'further research on the subcellular and macromolecular effects of electromagnetic fields is necessary' remains as relevant today as it was over 50 years ago, yet regulatory agencies continue to ignore non-thermal biological effects when setting safety standards.
Exposure Information
Specific exposure levels were not quantified in this study.
Show BibTeX
@article{the_biological_effect_of_electromagnetic_fields_electron_microscopic_study__g6975,
author = {Shneyvas and V. B. and Zufarov and K. A.},
title = {The biological effect of electromagnetic fields (electron-microscopic study)},
year = {1968},
}