[Effect of electromagnetic SHF-radiation on the morphofunctional status of early mouse embryos].

Biofizika · 1990 · Mixed · Very low evidence

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MixedVery low evidencePaper 6260

A differential effect of 915 MHz microwave radiation (500 Hz amplitude modulation; 1 ms pulses) on the morphofunctional state of mouse 8-cell embryos was reported. Development was not disturbed by irradiation for 15 to 20 minutes.

Study snapshot

PublicationBiofizika · 1990
Study typeanimal
Reported directionMixed
Evidence ratingVery low

Abstract

A differential effect of 915 MHz microwave radiation with 500 Hz amplitude modulation of 1 ms pulses on the morphofunctional state of mouse 8-cell embryos has been shown. Then development is not disturbed by irradiation for 15 to 20 min. This effect is suggested to correlate with some changes in the properties of cell membranes as a result of possible local increases of temperature.

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 typeanimal
Effect directionmixed
Populationmouse 8-cell embryos
Sample sizeNot supplied
Exposuremicrowave · 915 MHz · 15 to 20 min
Evidence strengthVery lowConfidence: 66% · Peer reviewed: yes

Main findings

A differential effect of 915 MHz microwave radiation (500 Hz amplitude modulation; 1 ms pulses) on the morphofunctional state of mouse 8-cell embryos was reported. Development was not disturbed by irradiation for 15 to 20 minutes.

Outcomes measured

  • morphofunctional state
  • embryo development
  • cell membrane properties
  • temperature (local increases)

Limitations

  • Sample size not reported in abstract
  • Exposure level/SAR not reported
  • Outcome measures and statistical details not described
  • Mechanistic explanation is suggested rather than demonstrated
View raw extracted JSON
{
  "study_type": "animal",
  "exposure": {
    "band": "microwave",
    "source": null,
    "frequency_mhz": 915,
    "sar_wkg": null,
    "duration": "15 to 20 min"
  },
  "population": "mouse 8-cell embryos",
  "sample_size": null,
  "outcomes": [
    "morphofunctional state",
    "embryo development",
    "cell membrane properties",
    "temperature (local increases)"
  ],
  "main_findings": "A differential effect of 915 MHz microwave radiation (500 Hz amplitude modulation; 1 ms pulses) on the morphofunctional state of mouse 8-cell embryos was reported. Development was not disturbed by irradiation for 15 to 20 minutes.",
  "effect_direction": "mixed",
  "limitations": [
    "Sample size not reported in abstract",
    "Exposure level/SAR not reported",
    "Outcome measures and statistical details not described",
    "Mechanistic explanation is suggested rather than demonstrated"
  ],
  "evidence_strength": "very_low",
  "confidence": 0.66,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "mouse embryos",
    "8-cell embryos",
    "microwave radiation",
    "915 MHz",
    "amplitude modulation",
    "pulsed exposure",
    "morphofunctional",
    "development",
    "cell membranes",
    "temperature"
  ],
  "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: 2083277

Read the original paper →

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