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Investigations of the Effect of Combined Electromagnetic Fields on Neoplastic Malignant Growth. -- A Contribution to the Problem

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J. Pokorny, V. Jelinek · 1967

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1967 study found specific electromagnetic field arrangements significantly slowed tumor growth and extended survival in mice.

Plain English Summary

Summary written for general audiences

Researchers exposed mice with transplanted tumors to magnetic and electromagnetic fields of varying intensities. Certain field arrangements significantly slowed tumor growth and extended survival times in the treated animals. This 1967 study suggests specific EMF configurations may have therapeutic anti-cancer effects.

Why This Matters

This early research reveals a fascinating paradox in EMF science: while we're concerned about electromagnetic fields potentially promoting cancer, this study found certain configurations actually inhibited tumor growth. The science demonstrates that EMF effects aren't simply 'good' or 'bad' but depend critically on specific parameters like frequency, intensity, and field arrangement. What this means for you is that the EMF story is far more nuanced than simple exposure warnings. The reality is that researchers have long known electromagnetic fields can have both harmful and beneficial biological effects. This doesn't diminish concerns about everyday EMF exposure from phones and WiFi, but it does highlight why we need more targeted research into therapeutic applications alongside protective measures.

Exposure Information

Specific exposure levels were not quantified in this study.

Cite This Study
J. Pokorny, V. Jelinek (1967). Investigations of the Effect of Combined Electromagnetic Fields on Neoplastic Malignant Growth. -- A Contribution to the Problem.
Show BibTeX
@article{investigations_of_the_effect_of_combined_electromagnetic_fields_on_neoplastic_ma_g7220,
  author = {J. Pokorny and V. Jelinek},
  title = {Investigations of the Effect of Combined Electromagnetic Fields on Neoplastic Malignant Growth. -- A Contribution to the Problem},
  year = {1967},
  
  
}

Quick Questions About This Study

Yes, this 1967 study found that certain arrangements of magnetic and electromagnetic fields significantly inhibited transplanted tumor growth in mice, leading to statistically significant increases in survival times.
Researchers tested four different transplanted tumors: Kr2 ascites, S37 ascites, NK ascites tumors, and HK adenocarcinoma of the mammary gland in laboratory mice.
No, only certain specific arrangements of electromagnetic fields showed tumor-inhibiting effects. This suggests that field configuration, not just exposure itself, determines biological outcomes.
The anti-tumor effects were statistically significant, meaning the results were unlikely due to chance. Treated animals showed measurably longer survival times compared to untreated controls.
This study highlights EMF complexity: the same technology raising cancer concerns may also have therapeutic potential. Effects depend on specific parameters like frequency, intensity, and exposure patterns.