酵母におけるオピオイドの完全な生物合成
Stephanie Galanie1, Kate Thodey2, Isis J Trenchard2
1Department of Chemistry, Stanford University, Stanford, CA 94305, USA.
まとめ
科学者は酵母を使って 糖からセバインやヒドロコドンのような オピオイドを作りました この発見は オピウムマップの栽培に代わる 痛みを和らげる薬の 可能性を示しています
科学分野:
- バイオテクノロジー
- 合成生物学
- 生物化学
背景:
- オピオイドは 西洋医学では 痛みの管理と緩和治療に不可欠です
- 現在 オピオイドの供給は オピオイドの栽培のみに依存しており 気候変動や害虫による課題に直面しています
- 重要なオピオイドの安定で持続的な供給を確保することが重要な問題です.
研究 の 目的:
- オピオイド化合物の生物合成のための酵母を設計し,特にthebaineとhydrocodone.
- 非植物源から医学的に重要なオピオイドを生産するための原理の証明を確立する.
- オピオイドの生産のための代替バイオテクノロジーのルートを探求する.
主な方法:
- 必要な触媒活動を特定し,最適化するために酵素の発見と工学を活用した.
- イーストでオピエイトの完全な生物合成のための複雑な代謝経路を設計し,実装しました.
- 様々な生物 (植物,哺乳類,バクテリア,酵母) から合成した酵素を合成した.
主要な成果:
- 単純糖からthebaineとhydrocodoneを生産できる酵母菌株を成功裏に開発した.
- 21 (セバイン) と23 (ヒドロコドン) 酵素の発現を必要とする完全なオピオイド生物合成経路を達成した.
- 合成生物学によるオピオイドの製造の可能性を証明した.
結論:
- 酵母は重要なオピオイド化合物を 生み出すように設計され 伝統的な農業の代替品となる可能性があります
- この技術を最適化して 商業的に利用できるようにするには 重要な課題が残っています
- 責任あるガバナンスとオープンな議論は,このバイオテクノロジーの進歩の倫理的な実施に不可欠です.
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