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WO/1999/061652A1 |
A purified nucleic acid sequence which encodes for a protein having ketolase enzyme activity and has the nucleic acid sequence of SEQ ID NO: 1 or 3, or has a sequence which encodes the amino acid sequence of SEQ ID NO: 2 or 4, as well as...
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WO/1999/053071A1 |
A process for producing proteins or isoprenoid compounds by using at least one DNA involving a DNA encoding the above proteins which have an activity of elevating the efficiency of synthesizing isoprenoid compounds useful in drugs for th...
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WO1999006586A9 |
A novel Paracoccus species type strain DSM 11574 which produces and secretes carotenoids such as beta -carotene, echinenone, beta -cryptoxanthin, canthaxanthin, adonirubin, cis-adonixanthin, adonixanthin, astaxanthin and zeaxanthin in ve...
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WO/1999/018810A1 |
A method for producing animal food which contains a colour pigment, wherein a colour pigment which has been produced by a microorganism is added to the animal food. A material which is rich in starch is used as a nutrient medium for the ...
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WO/1999/007867A1 |
Methods are provided for producing plants and seeds having altered carotenoid compositions by transforming host plants with constructs having a transcriptional initiation region from a gene expressed in a plant seed, a plastid transit pe...
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WO/1998/050574A1 |
The present invention describes a process for the direct isolation of a crystalline carotenoid compound from microbial biomass. With the process of the invention, the use of large amounts of solvent necessary to solubilize the carotenoid...
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WO/1998/043620A1 |
A process for isolating and purifying lycopene crystals from a biological lycopene source is disclosed. A lycopene-containing oleoresin is saponified in a composition of propylene glycol and aqueous alkali to form lycopene crystals. Crys...
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WO/1998/037179A2 |
The present invention describes the use of chemically defined media for the fermentative production of valuable compounds on an industrial scale. Microbial strains which are suitable for fermentation on an industrial scale using a chemic...
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WO/1998/028082A1 |
A process and system are disclosed for recovering mixed carotenoids from the alga $i(Dunaliella salina). The harvested cells are ruptured, typically by circulating the algal suspension at high pressure through a pump loop. The cells can ...
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WO/1998/028081A1 |
A process for dewatering an aqueous suspension of microalgae is disclosed in which the aqueous suspension of the algae is introduced into a bubble column or a modified bubble column for generating a froth of bubbles and adsorbed algal ce...
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WO/1998/006862A1 |
Methods are provided for producing plants and seeds having altered carotenoid, fatty acid and tocopherol compositions. The methods find particular use in increasing the carotenoid levels in oilseed plants and in providing desirable high ...
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WO/1998/003480A1 |
The present invention describes a process to recover highly pure $g(b)-carotene crystals from a crude crystal preparation obtained from a natural source. To remove impurities, the crude crystals are stirred in a solvent in which $g(b)-ca...
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WO/1998/000559A1 |
A control method for operating aqueous $i(Haematococcus spp.), such as $i(H. pluvialis), microorganism growth processes is disclosed which can maintain viable growth conditions of this microorganism which have heretofore not been easily ...
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WO/1997/036998A1 |
The present invention also describes the DNA sequence for eukaryotic genes encoding 'epsilon' cyclase, isopentenyl pyrophosphate isomerase and 'beta'-carotene hydroxylase as well as vectors containing the same and hosts transformed with ...
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WO/1997/037032A2 |
The present invention discloses a microbial polyunsaturated fatty acid(PUFA)-containing oil with a high triglyceride content and a high oxidative stability. In addition, a method is described for the recovery of such oil from a microbial...
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WO/1997/036996A2 |
A process for the isolation of desired compound(s) from a microbial biomass is diclosed, wherein the microbial biomass (which, if necessary, is pretreated to give a dry matter content of from 25 to 80 %) is granulated (e.g. by extrusion)...
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WO/1997/028274A1 |
A process for cultivating Haematococcus cells for the large scale production of astaxanthin-enriched Haematococcus cells comprises: (a) cultivating said Haematococcus cells under conditions suitable for optimal vegetative growth of said ...
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WO/1997/023633A1 |
The present invention provides recombinant DNA comprising a transcription promoter and a downstream sequence to be expressed, in operable linkage therewith, wherein the transcription promoter comprises a region found upstream of the open...
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WO/1997/016175A1 |
Methods and formulations are disclosed for making and purifying the 3R-3R' stereoisomer of zeaxanthin as a sole detectable isomer for use as a drug or vitamin by humans, specifically for the treatment of patients suffering from macular d...
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WO/1996/028545A1 |
A DNA strand having a characteristic of increasing the yield of carotenoid and containing a base sequence which encodes a polypeptide substantially having an amino acid sequence represented by SEQ ID NO: 1 or SEQ ID NO: 2; a DNA strand h...
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WO/1996/006172A1 |
A polypeptide having the enzymatic activity of converting the 4-methylene group of a 'beta'-ionone compound into a keto group; a DNA containing the base sequence coding for the above polypeptide; another DNA which hybridizes with the abo...
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WO/1995/018220A1 |
The following DNA chains relate to xanthophylls having a keto group, represented by astaxanthin, and the following technique relates to a genetically engineered production of xanthophylls: a DNA chain having a base sequence coding for a ...
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WO/1994/023594A1 |
Phaffia rhodozyma strains are described which produce greater than 3,000 ppm astaxanthin based on dry yeast solids when cultivated in a volume of nutrient medium of at least about 1,500 liters and containing in excess of 4 percent, prefe...
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WO/1994/023057A1 |
A method for extracting carotenoids, particularly astaxanthin, from a culture of microalgae by centrifuging (2) the culture medium to form a microalgae-enriched paste; diluting (4, 6) the paste in a saline solution to cause an osmotic sh...
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WO/1994/019483A1 |
A process for producing canthaxanthin which comprises culturing a canthaxanthin-producing microorganism of the genus Phaffia in a medium to accumulate canthaxanthin in the product of culture and harvesting the accumulated canthaxanthin t...
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WO/1993/022267A1 |
The present invention provides a purified retinoid compound characterized by a molecular mass of about 320 daltons and an atomic composition of C20H32O3. The present invention also provides a purified retinoid compound having structure (...
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WO/1993/020198A1 |
The present invention discloses intersexual heterozygous $i(Phycomyces) strains. These strains show an improved $g(b)-carotene productivity and an increased stability when compared with both the wild type and heterokaryotic $i(Phycomyces...
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WO/1993/020183A1 |
The present invention is directed toward a method for producing beta-carotene using a mated culture of Mucorales fungi. The method includes mutating and selecting negative (minus mating type) and positive (plus mating type) Mucorales fun...
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WO/1993/012249A1 |
The present invention provides Phaffia rhodozyma strains having increased levels of astaxanthin and a low percentage of 3-hydroxy-3',4'-didehydro-beta,psi-caroten-4-one (HDCO). Such strains are obtained by a combination of mutagenesis an...
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WO/1992/022648A1 |
High carotenoid-producing, in particular astaxanthin-producing, microorganisms are generated by treating cells of a carotenoid-producing microorganism strain with a mutagen, culturing the mutagenized cells in the presence of a phytoene d...
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WO/1992/021764A1 |
A process for producing astaxanthin industrially efficiently at a low cost by culturing a microorganism which belongs to the genus Pfaffia, is resistant to at least one of citronellol, primaquine and hydroxydiphenyl and can produce astax...
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WO/1992/018639A1 |
This invention provides a purified retro-retinoid compound characterized by a molecular mass of about 302 daltons. Also provided by this invention is a method of enhancing the growth of a cell in a vitamin A reduced environment which com...
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WO/1991/018108A1 |
A high productivity method for efficiently fermenting heterotrophic algae. The method includes diluting the fermentation broth. Additionally, a carbon source for the growth of the microorganisms is limited in a manner designed to restric...
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WO/1991/013078A1 |
DNA segments encoding the $i(Erwinia herbicola) enzymes geranylgeranyl pyrophosphate (GGPP) synthase, phytoene synthase, phytoene dehydrogenase-4H, lycopene cyclase, beta-carotene hydroxylase, and zeaxanthin glycosylase and DNA variants ...
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WO/1991/009128A1 |
The gene of the construct pTOM5 is involved in the carotenoid pathway, which produces carotenes, lutein, xanthophylls, and pigments such as lycopene. The invention proposes to modify (inhibit or promote) the synthesis of such compounds i...
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WO/1991/003571A1 |
Zeaxanthin is produced using Flavobacterium multivorum. The process and the nutrient medium used in the process provide greater zeaxanthin and cell yields per liter, at a lower cost, and more rapidly than kown methods and microorganisms....
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WO/1991/002060A1 |
An economical process for the in vitro production of carotenoids, particularly the pigment astaxanthin, and particularly a process for enhancing astaxanthin content of cultures of microorganisms of genus Phaffia, the process comprising c...
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WO/1990/001552A1 |
An economical process for the in vitro production of carotenoids, particularly the pigment astaxanthin, and particularly a process for enhancing astaxanthin content of cultures of microorganisms of genus Phaffia, the process comprising c...
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WO/1989/006910A1 |
Pigment compositions useful for supplementing marine animal feeds comprise comminuted Haematococcus cells treated to degradation of carotenoids, typically by coating or by combination with an anti-oxidant. Encysted Haematococcus cells ar...
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WO/1989/001977A1 |
The method comprises the cultivation of the microalgae Haematococcus pluvialis in a photoreactor (4) which is continuously supplied (18, 12, 11, 6) with CO2 and with nutrient substrate (14, 11, 6) containing nitrates, the ratio C/N in th...
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WO/1988/008025A1 |
A yeast cell, preferably a mutant of Phaffia rhodozyma, which, when grown under conditions comprising an oxygen transfer rate of at least 30 mmoles/1/hour on Difco YM medium at 20-22°C for 5 days in 500 ml shake flasks with two baffles ...
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WO/1983/001257A1 |
A method for harvesting algae of the genus Dunaliella from suspensions thereof in brines containing sodium chloride at a concentration of about 3M or above, wherein the algal suspension is contacted with an adsorbent having a hydrophobic...
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JP7460179B2 |
Provided are a microorganism for producing retinol, in which retinol biosynthetic genes are introduced; and a method of producing retinol, the method including a step of culturing the microorganism.The microorganism of the present invent...
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JP2024026179A |
The present invention relates to a retinol-producing microorganism into which a retinol biosynthesis gene has been introduced, and a retinol production method including a step of culturing the microorganism. [Effect] The microorganism of...
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JP2023548608A |
The present invention relates to mutant strains of the seaweed Nannochloropsis, methods for obtaining them, and uses of their products. [Selection diagram] None
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JP7298812B2 |
The present invention is related to a novel enzymatic process for production of retinyl esters, such as in particular retinyl long chain esters, via conversion of retinol, which process includes the use of enzymes having acyltransferase ...
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JP7294636B2 |
To provide a novel carotenoid and a method for producing the carotenoid.A gene or gene group of an enzyme for synthesizing zeaxanthin from farnesyl diphosphate, a zeaxanthin epoxidizing enzyme gene and a cotyledon-specific chloroplast bi...
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JP2023074934A |
To provide a method for isomerizing novel trans-form xanthophyll into cis-form xanthophyll.A method for isomerizing trans-form xanthophyll into cis-form xanthophyll includes: a process of bringing microorganism containing the trans-form ...
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JP7249695B2 |
Provided is a method for preparing water-soluble astaxanthin complex. The method includes mixing a raw material containing astaxanthin with a solution containing an organic acid and performing cell disruption and leaching and can enable ...
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JP7242742B2 |
A process for an improved astaxanthin production comprising a biofilm cultivation of Haematococcus on a substrate in a one-step procedure at high light intensity to increase biomass productivity and induce and increase astaxanthin produc...
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