エテロラクトンの血清濃度による急性冠動脈イベントのリスク:将来的な集団ベースのケース・コントロール研究
M Vanharanta1, S Voutilainen, T A Lakka
1Research Institute of Public Health, University of Kuopio, Finland.
Lancet (London, England)
|December 28, 1999
まとめ
男性の血清エンテロラクトン濃度が高いことは,急性冠動脈イベントのリスクの低下と関連しています. これは,植物に富んだ食事が心臓病を予防する可能性があることを示唆しています.
科学分野:
- 心血管の健康についてです.
- 栄養学的流行病学について
- マイクロバイオーム研究
背景:
- 腸内細菌によって生成されるリグナンであるエンテロラクトンは,がんに対する潜在的な保護効果のために研究されています.
- 心血管疾患のリスク,特に急性冠動脈事件におけるエンテロラクトンの役割は十分に確立されていません.
研究 の 目的:
- 血清エンテロラクトン濃度と急性冠動脈事件のリスクとの関連を調査する.
- 中年男性におけるエンテロラクトンの潜在的心臓保護効果を調査する.
主な方法:
- 2005年,中年男性を対象に予見性ネストケース・コントロール研究が行われました.
- 血清エンテロラクトンは,時間分解フッ素免疫測定法を使用して測定されました.
- 急性冠動脈イベント (症例) を有する167人の男性と,冠動脈疾患のない167人の対照群を組み合わせた.
主要な成果:
- 血清エンテロラクトンの平均値は,症例 (18.2 nmol/L) で対照群 (23.5 nmol/L) よりも低かった.
- エテロラクトン濃度 (>30.1 nmol/L) が最高だった男性では,急性冠動脈事件のリスクが58.8%低かった.
- 主要な心血管疾患のリスク要因を調整した後も,このリスク低下は65.3%にとどまりました.
結論:
- 血清エンテロラクトン濃度の上昇は,健康な男性における急性冠動脈イベントのリスクの低下と関連しています.
- 発見は,植物性,繊維豊富な食品が豊富なダイエットが冠動脈疾患のリスクを低下させる可能性があるという仮説を支持します.
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