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Millimeter wave-induced suppression of B16 F10 melanoma growth in mice: involvement of endogenous opioids.

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Radzievsky AA, Gordiienko OV, Szabo I, Alekseev SI, Ziskin MC. · 2004

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Millimeter waves at 61.22 GHz suppressed melanoma growth in mice through the body's natural opioid system, but only with precise timing.

Plain English Summary

Summary written for general audiences

Researchers exposed mice with melanoma tumors to millimeter wave radiation at 61.22 GHz for 15 minutes daily over 5 days. They found that this treatment significantly slowed tumor growth, but only when started at a specific time point (day 5 after tumor injection). The anti-cancer effect was blocked when mice were given naloxone, a drug that blocks opioid receptors, suggesting the treatment works by triggering the body's natural opioid system.

Why This Matters

This study presents an intriguing paradox in EMF research. While most studies examine harmful effects of electromagnetic radiation, this controlled experiment found that specific millimeter wave frequencies could actually suppress cancer growth in mice. The power density used (13.3 milliwatts per square centimeter) is significantly higher than typical environmental exposures but within therapeutic ranges used in some medical applications. What makes this particularly noteworthy is the precision required - the timing had to be exact, and the effect disappeared when the body's opioid system was blocked. This suggests that certain EMF frequencies might have therapeutic potential when applied under controlled conditions, though the researchers appropriately caution that extensive safety studies would be needed before human application.

Exposure Details

Power Density
13.3 µW/m²
Source/Device
61.22 GHz
Exposure Duration
15 min

Exposure Context

This study used 13.3 µW/m² for radio frequency:

Building Biology guidelines are practitioner-based limits from real-world assessments. BioInitiative Report recommendations are based on peer-reviewed science. Check Your Exposure to compare your own measurements.

Where This Falls on the Concern Scale

Study Exposure Level in ContextStudy Exposure Level in ContextThis study: 13.3 µW/m²Extreme Concern - 1,000 uW/m2FCC Limit - 10M uW/m2Effects observed in the Severe Concern rangeFCC limit is 751,880x higher than this level
A logarithmic frequency spectrum from 10 Hz to 100 GHz showing where this study's 61.22 GHz exposure sits relative to common EMF sources.Where This Frequency Sits on the EMF SpectrumELFVLFLF / MFHF / VHFUHFSHFmm10 Hz100 GHzThis study: 61.22 GHzPower lines50/60 HzCell phones~1 GHzWiFi2.4 GHzLogarithmic scale

Study Details

Millimeter wave treatment (MMWT) is widely used in Eastern European countries, but is virtually unknown in Western medicine. Among reported MMWT effects is suppression of tumor growth. The main aim of the present "blind" and dosimetrically controlled experiments was to evaluate quantitatively the ability of MMWT to influence tumor growth and to assess whether endogenous opioids are involved.

The murine experimental model of B16 F10 melanoma subcutaneous growth was used. MMWT characteristics...

Five daily MMW exposures, if applied starting at the fifth day following B16 melanoma cell injection...

We concluded that MMWT has an anticancer therapeutic potential and that endogenous opioids are involved in MMWT-induced suppression of melanoma growth in mice. However, appropriate indications and contraindications have to be developed experimentally before recommending MMWT for clinical usage.

Cite This Study
Radzievsky AA, Gordiienko OV, Szabo I, Alekseev SI, Ziskin MC. (2004). Millimeter wave-induced suppression of B16 F10 melanoma growth in mice: involvement of endogenous opioids. Bioelectromagnetics. 25(6):466-473, 2004.
Show BibTeX
@article{aa_2004_millimeter_waveinduced_suppression_of_1286,
  author = {Radzievsky AA and Gordiienko OV and Szabo I and Alekseev SI and Ziskin MC.},
  title = {Millimeter wave-induced suppression of B16 F10 melanoma growth in mice: involvement of endogenous opioids.},
  year = {2004},
  
  url = {https://pubmed.ncbi.nlm.nih.gov/15300733/},
}
PubMed: 15300733

Cited By (40 papers)

Quick Questions About This Study

A 2004 mouse study found that millimeter wave radiation at 61.22 GHz significantly slowed melanoma tumor growth when applied for 15 minutes daily over 5 days. However, timing was critical - the treatment only worked when started exactly 5 days after tumor injection, not earlier or later.
Research shows 61.22 GHz millimeter waves can suppress melanoma tumor growth in mice, but only under specific conditions. The anti-cancer effect required precise timing and worked through the body's natural opioid system, as blocking opioid receptors eliminated the beneficial effect completely.
Millimeter wave treatment appears to work by activating the body's endogenous opioid system rather than directly killing cancer cells. When researchers blocked opioid receptors with naloxone, the tumor-suppressing effects disappeared entirely, suggesting the waves trigger natural healing mechanisms.
While one mouse study showed promising anti-cancer effects from millimeter waves, researchers emphasized that proper indications and contraindications must be developed before clinical use. The treatment's effectiveness depended heavily on precise timing and may not work for all cancer types.
The 2004 study didn't report adverse effects from millimeter wave treatment in mice, but researchers cautioned that clinical applications require extensive development. The treatment's reliance on timing and opioid system activation suggests it could have unpredictable effects in different patients or cancer stages.