環境空気の汚染と生物学的老化が肝臓疾患に及ぼす影響:大規模な前向きなコホート研究
Teng-Rui Cao1,2, Li-Juan Wu1,2, Miao Gong1
1Department of Epidemiology and Health Statistics, School of Public Health, Capital Medical University, NO. 10 Xitoutiao, Youanmenwai, Fengtai District, Beijing 100069, China.
American journal of epidemiology
|September 5, 2025
まとめ
大気汚染と生物学的老化は 肝臓疾患のリスクを高めます 生物学的老化は,大気汚染物質と肝臓疾患との関連を媒介し,健康への影響の組み合わせを強調しています.
科学分野:
- 環境 健康
- ゲロントロジー
- ヘパトロジー
背景:
- 大気汚染と生物学的老化は 肝臓疾患と関連しています
- 以前の研究では これらの要因を独立して調べたことが多かった.
- 組み合わせた効果を理解することは公衆衛生にとって極めて重要です
研究 の 目的:
- 空気汚染と生物学的老化が肝臓疾患の発生率に与える影響を評価する.
- 空気汚染による肝臓疾患における生物学的老化の作用を調査する.
- 大規模な英国バイオバンクのデータを分析する.
主な方法:
- 418,576人の参加者の英国バイオバンクデータを利用した.
- PM2.5,PM10,PM2.5-10,NO2およびNO濃度を用いて加重された大気汚染スコアを生成した.
- クレメラ・ドゥーバル法による生物学的年齢 (KDM-BA) とフェノタイプの年齢 (PhenoAge) を評価した.
- アソシエーションと共同効果の分析のためにコックス回帰と量子g計算を使用した.
- 生物学的老化の役割を調べるためのメディエーション分析を実施した.
主要な成果:
- 13年57年の間に 7,991人の参加者が肝疾患を発症した.
- 研究された全ての汚染物質と 進行した生物学的老化により 肝臓疾患のリスクが独立して増加した.
- 二酸化窒素 (NO2) は混合効果の42.31%を占めた.
- 大気汚染への曝露率の上昇と 生物学的年齢の上昇は 肝臓疾患のリスクの上昇と相関しています
- 加速した生物学的老化は,大気汚染に関連した肝疾患のリスクの1. 9~7. 7%を媒介した.
結論:
- 周囲の空気の汚染は肝臓疾患の発生率の増加と関連しています.
- 生物学的老化は 大気汚染から肝臓病への経路に 媒介的な役割を果たす可能性があります
- 環境への曝露と老化バイオマーカーの 組み合わせた評価は 病気の病因を理解するために不可欠です
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