ジオミクロバイオロジー:分子規模の相互作用が,バイオジオケミカルシステムを支える方法

Dianne K Newman¹, Jillian F Banfield

¹Division of Geological and Planetary Sciences, California Institute of Technology, Pasadena, CA 91125, USA.

Science (New York, N.Y.)

|May 11, 2002

まとめ

微生物の生命は地球に深い影響を及ぼしています.

科学分野:

微生物学微生物学とは
地質化学地質化学
ゲノミクスゲノミクスとは

背景:

微生物は,地球上のすべての環境に住み,数十億年にわたる代謝過程を通じて地球化学に影響を与えています.
遺伝学,生化学,ゲノム学における最近の進歩により,微生物の多様性と機能の研究が,培養なしに地質学的な環境で可能になりました.

研究の目的:

地球環境の形成における微生物の役割を探求する.
培養独立分析とゲノム対応モデリングを使用して,微生物コミュニティ機能の理解を深める.

主な方法:

遺伝学,生化学,ゲノム学的アプローチを用いて,微生物コミュニティの文化独立分析を行う.
ゲノム対応の生地化学モデリングを用いて,微生物の活動と環境のプロセスを結びつける.

主要な成果:

地質系における微生物の多様性の文書化.
先進的な分析技術による微生物機能の解明.
種レベルでの遺伝子活性を,拡張された培養系独立分析で定量化する可能性がある.

結論:

微生物のコミュニティは,地球の生地化学サイクルにおいて重要な役割を果たします.
将来の研究は,微生物コミュニティのダイナミクスとその環境への影響を理解するために,ゲノムデータをバイオジオケミカルモデルと統合することができます.

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