Abstract
Medium composition was optimized for high-level production of astaxanthin by Xanthophyllomyces dendrorhous mutant JH1 using statistical experimental designs. Glucose and yeast extract were the most important factors affecting astaxanthin production. Glucose 3.89%, yeast extract 0.29%, KH 2PO4 0.25%, MgSO4 0.05%, MnSO4 0.02%, and CaCl2 0.01% were optimum for high-level production of astaxanthin. Under optimized conditions, the maximum concentration of astaxanthin obtained after 7 d of cultivation was 36.06 mg/l. The concentration of astaxanthin predicted by a polynomial model was 36.16 mg/l.
Original language | English |
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Pages (from-to) | 1743-1748 |
Number of pages | 6 |
Journal | Bioscience, Biotechnology and Biochemistry |
Volume | 69 |
Issue number | 9 |
DOIs | |
Publication status | Published - 2005 |
Keywords
- Astaxanthin
- Carotenoids
- High-level production
- Statistical experimental designs
- Xanthophyllomyces dendrorhous
ASJC Scopus subject areas
- Biotechnology
- Analytical Chemistry
- Biochemistry
- Applied Microbiology and Biotechnology
- Molecular Biology
- Organic Chemistry