Astaxanthin-producing yeast cells, methods for their preparation

Details Astaxanthin-producing yeast cells, methods for their preparation Astaxanthin-producing yeast cells, methods for their preparation

1992-07-27

1994-10-18

Knode, Marian

Chemistry: molecular biology and microbiology

Enzyme , proenzyme; compositions thereof; process for...

Hydrolase

435 67, C12N 116, C12P 2300

Patent

active

053568109

ABSTRACT:
An isolated pure culture of a strain of Phaffia rhodozyma which produces astaxanthin in an amount of at least 600 .mu.g per g Phaffla rhodozyma dry matter, as determined by HPLC analysis.

REFERENCES:
patent: 5182208 (1993-01-01), Johnson et al.
Stewart, G. G., "The Genetic Manipulation of Industrial Yeast Strains", Can. J. Microbiol. vol. 27, pp. 973-990, 1981.
Tubb, R. S., "Genetic Development of Yeast Strains", Brewers' Guardian, pp. 34-37, 1984.
Jacobson, G. K., "Mutations", pp. 297-298, In Biotechnology vol. 1, 1981 Verlag Chemie.
Okagbue et al., Appl. Microbiol Biotechnol., vol. 20, pp. 33-39, 1984.
Johnson et al., Journal of General Microbiology, vol. 115, pp. 173-183, 1979.
Cruger et al., Biotechnology: A Textbook of Industrial Microbiology, pp. 9-17, 1984.
Merck Index, Tenth Edition, p. 174, 1983.
Miller et al.: International Journal of Systematic Bacteriology 26:2, 1976, USA pp. 286-291 )cf. page 4, line 17 of the specification).
van der Walt: J. Microbiol. Serol. 36, 1970, pp. 49-55.
Andrewes et al: Phytochemistry 15, 1976, pp. 1003-1007.
Andrewes et al: Phytochemistry 15, 1976, pp. 1009-1011.
Danish Newspaper Berlingske Tidende, "Her er den ny gioteknology" Nov. 24, 1986, page 10 (and English translation).
Grindsted Products article dated Oct. 1986 "Danisco Bioteknologi" a/s pp. 4-6 (and English translation).
Norsk Fiskeoppdrett nr. 3-85, pp. 4-6, Berit Kvalheim og Gjert Knutsen, "Pigmentering av laks med astaxanthin fra mikroalger" (& English trans.) 1983.
Biotechnology Letters vol. 6, No. 4, 1984, pp. 247-250, Okagbue R. N. et al., "Autolysis of the Red Yeast Phaffia rhodozyma: A Potential Tool to Facilitate Extraction of Astaxanthin".
J. Fish Board Can., vol. 34, 1977, pp. 2417-2421, Johnson, Eric A. et al, "The Yeast Phaffia rhodozyma as a Dietary Pigment Source for Salmonids adn Crustaceans".
Research Proposal entitled "Microbial Production of Astaxanthin For Salmonid and Lobster Pigmentation" submitted at Massachusetts Institute of Technology (MIT) in Oct. 1978.

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