Frequency-dependent alterations in enolase activity in Escherichia coli caused by exposure to electric and magnetic fields.
Dutta SK, Verma M, Blackman CF · 1994
View Original AbstractEnzyme activity changed by up to 62% from EMF exposure 2,000 times weaker than cell phone radiation, proving biology responds to specific frequencies.
Plain English Summary
Researchers exposed bacteria containing a mammalian enzyme gene to radiofrequency radiation and electric/magnetic fields at very low power levels. They found that 16 Hz modulation increased enzyme activity by 59-62%, while 60 Hz modulation decreased it by 24-28%. This demonstrates that biological systems can respond to extremely weak electromagnetic fields in frequency-specific ways.
Why This Matters
This study reveals something crucial about how living systems respond to electromagnetic fields: it's not just about power levels, but specific frequencies that matter. At just 0.05 watts per kilogram (far below what your cell phone produces), researchers found dramatic changes in enzyme activity that depended entirely on the modulation frequency. The 16 Hz exposure boosted enzyme activity by over 60%, while 60 Hz suppressed it by nearly 30%. What makes this particularly significant is that enolase, the enzyme studied, is used clinically to detect cancer. The research demonstrates that biological effects can occur at power levels thousands of times lower than current safety standards assume are safe. This frequency-dependent response pattern has been replicated across multiple biological systems, suggesting our bodies may be far more sensitive to EMF than regulatory agencies recognize.
Exposure Details
- SAR
- 0.05 W/kg
- Source/Device
- 147 MHz
- Exposure Duration
- 30 minutes
Where This Falls on the Concern Scale
Study Details
In this study, these modulation frequencies were tested for their influence on the activity of a cytoplasmic enzyme, enolase, which is being tested clinically for detection of neoplasia.
Escherichia coli cultures containing a plasmid with a mammalian gene for enolase were exposed for 30...
Exposure to 147 MHz carrier waves at 0.05 W/kg, AM at 16 Hz showed enolase activity enhanced by 62%,...
Show BibTeX
@article{sk_1994_frequencydependent_alterations_in_enolase_955,
author = {Dutta SK and Verma M and Blackman CF},
title = {Frequency-dependent alterations in enolase activity in Escherichia coli caused by exposure to electric and magnetic fields.},
year = {1994},
url = {https://pubmed.ncbi.nlm.nih.gov/7802706/},
}