Very low frequency and small intensity electromagnetic and magnetic fields as an oecological factor.

Journal of hygiene, epidemiology, microbiology, and immunology · 1978 · Mixed · Low evidence

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MixedLow evidencePaper 5502

Electromagnetic and magnetic fields of very low frequency and small intensity, similar to natural ones, influenced bacterial physiology, affecting proliferation rate, antibiotic susceptibility, and genetic recombination processes.

Study snapshot

PublicationJournal of hygiene, epidemiology, microbiology, and immunology · 1978
Study typein_vitro
Reported directionMixed
Evidence ratingLow

Abstract

The effect on microorganisms of electromagnetic and magnetic fields (EMF, MF), the frequency and intensity of which were similar to natural ones, was studied. They were found to influence the physiology of bacteria. Changes in the rate of proliferation of microbes, in their susceptibility to antibiotic the frequency of formation of recombinants and partial diploids during conjugation of colibacterium were observed during cultivation in these fields.

Machine Enhanced Logic

AI evidence extraction

Structured fields below were generated from the paper’s abstract and metadata to make the evidence easier to inspect. Automated extraction may be incomplete or incorrect; verify important details against the original paper.

Study typein_vitro
Effect directionmixed
Populationmicroorganisms (bacteria)
Sample sizeNot supplied
Exposurevery low frequency
Evidence strengthLowConfidence: 30% · Peer reviewed: yes

Main findings

Electromagnetic and magnetic fields of very low frequency and small intensity, similar to natural ones, influenced bacterial physiology, affecting proliferation rate, antibiotic susceptibility, and genetic recombination processes.

Outcomes measured

  • rate of proliferation of microbes
  • susceptibility to antibiotics
  • frequency of formation of recombinants and partial diploids during conjugation

Limitations

  • Old study from 1978 with limited methodological details
  • No quantitative exposure metrics provided
  • Unclear sample size and experimental controls
View raw extracted JSON
{
  "study_type": "in_vitro",
  "exposure": {
    "band": "very low frequency",
    "source": null,
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": "microorganisms (bacteria)",
  "sample_size": null,
  "outcomes": [
    "rate of proliferation of microbes",
    "susceptibility to antibiotics",
    "frequency of formation of recombinants and partial diploids during conjugation"
  ],
  "main_findings": "Electromagnetic and magnetic fields of very low frequency and small intensity, similar to natural ones, influenced bacterial physiology, affecting proliferation rate, antibiotic susceptibility, and genetic recombination processes.",
  "effect_direction": "mixed",
  "limitations": [
    "Old study from 1978 with limited methodological details",
    "No quantitative exposure metrics provided",
    "Unclear sample size and experimental controls"
  ],
  "evidence_strength": "low",
  "confidence": 0.3,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "very low frequency",
    "electromagnetic fields",
    "magnetic fields",
    "bacteria",
    "microorganisms",
    "proliferation",
    "antibiotic susceptibility",
    "genetic recombination"
  ],
  "suggested_hubs": []
}
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AI-extracted fields are generated from the abstract and metadata and may be incomplete or incorrect. This material is for informational purposes and is not medical advice.

Identifiers and source

DOI: Not supplied
PubMed: 112178

Read the original paper →

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