[Synthesis of oligopeptides from the polar amino acids in water media by the combined action of weak electric and magnetic fields].

{
  "study_type": "in_vitro",
  "exposure": {
    "band": null,
    "source": "combined weak electric and magnetic fields",
    "frequency_mhz": null,
    "sar_wkg": null,
    "duration": null
  },
  "population": null,
  "sample_size": null,
  "outcomes": [
    "Formation of stable products of amino acid condensation reaction (oligopeptides)",
    "Amino acid composition of products",
    "HPLC retention time of products"
  ],
  "main_findings": "Weak electromagnetic fields applied to aqueous solutions of polar amino acids were associated with formation of stable products of an amino acid condensation reaction, with defined amino acid composition and HPLC retention times.",
  "effect_direction": "mixed",
  "limitations": [
    "No exposure parameters reported (e.g., field strength, frequency, duration).",
    "No sample size or replication details provided in the abstract.",
    "Outcome described qualitatively; no quantitative effect size or statistical analysis reported."
  ],
  "evidence_strength": "very_low",
  "confidence": 0.66,
  "peer_reviewed_likely": "yes",
  "keywords": [
    "weak electromagnetic fields",
    "electric field",
    "magnetic field",
    "polar amino acids",
    "aqueous solution",
    "condensation reaction",
    "oligopeptides",
    "HPLC"
  ],
  "suggested_hubs": []
}