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Bioconversion of arteannuin B to artemisinin
1Department of Biological Sciences, H.H. Lehman College of CUNY, The Bronx, New York 10468.
Journal of Natural Products
|September 1, 1993
Summary
Researchers converted Arteannuin B to artemisinin using plant extracts from Artemisia annua. This bioconversion process, crucial for antimalarial drug production, was quantified using novel gas chromatography-mass spectrometry methods.
Area of Science:
- Phytochemistry
- Biotechnology
- Medicinal Chemistry
Background:
- Artemisinin is a vital antimalarial compound derived from Artemisia annua.
- Arteannuin B is a related compound found alongside artemisinin in the plant.
- Efficient conversion of Arteannuin B to artemisinin is desirable for drug production.
Purpose of the Study:
- To demonstrate the bioconversion of Arteannuin B to artemisinin using plant-derived cell-free extracts.
- To develop and detail methods for quantifying this specific bioconversion process.
Main Methods:
- Utilized crude and semi-purified cell-free extracts from Artemisia annua leaf homogenates.
- Employed established detection procedures for bioconversion analysis.
- Developed and validated a novel gas chromatography-mass spectrometry (GC-MS) method for quantification.
Main Results:
- Successfully converted Arteannuin B to artemisinin in vitro.
- Quantified the bioconversion yield using the developed GC-MS technique.
- Demonstrated the feasibility of using plant extracts for artemisinin precursor conversion.
Conclusions:
- Cell-free extracts of Artemisia annua can facilitate the bioconversion of Arteannuin B to artemisinin.
- The novel GC-MS method provides a reliable means to quantify this bioconversion.
- This finding supports potential biotechnological approaches for enhancing artemisinin production.