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Class 435/257.1 - Algae, media therefor


Subclass of Class 435 - Chemistry: molecular biology and microbiology
Definition: Subject matter wherein the microorganism propagated or treated
No. of patents: 130
Last issue date: 05/29/2012


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NumberTitleIssue Date
8187860Recombinant microalgae cells producing novel oils
Disclosed herein are obligate heterotrophic microalgae cells containing an exogenous gene. In some embodiments the gene is a sucrose utilization gene, and further disclosed are methods of manufacturing triglyceride oils using sugar cane or sugar beets as a feedstock...
05/29/2012
8183032Semi-closed loop alga-diesel fuel photobioreactor using waste water
A semi-closed loop diesel photobioreactor system and method are provided for producing diesel fuel from wild algae or from specialized algae that has been biologically modified for high efficiency oil production using waste water as a primary food source. The diesel...
05/22/2012
8143051Systems and methods for maintaining the dominance and increasing the biomass production of nannochloropsis in an algae cultivation system
Systems and methods for maintaining the dominance and increasing the biomass production of Nannochloropsis in an algae cultivation system are provided. Exemplary methods include applying an effective amount of ozone to Nannochloropsis growing in an alg...
03/27/2012
8129172Process for the heterotrophic production of microbial products with high concentrations of omega-3 highly unsaturated fatty acids
Disclosed is a process for growing the microflora Thraustochytrium, Schizochytrium, and mixtures thereof, which includes the growing of the microflora in fermentation medium containing non-chloride containing sodium salts, in particular sodium sulfate. In a p...
03/06/2012
8062880Biomass cultivation system and corresponding method of operation
A liquid culture medium containing photosynthetic organisms dispenses from a droplet generator combined with a screen in the presence of light, and in the presence of a gaseous medium to form a liquid culture medium gas-enriched with the gaseous medium. Specifically...
11/22/2011
8017377Mass culture of microalgae for lipid production
A method to produce high density microalgae having high lipid concentration in mass culture including the steps of inoculating a vessel with microalgae at mid-log phase to a depth greater than 25 cm. Then culturing the microalgae to a preselected target density thre...
09/13/2011
8008061Trophic conversion of obligate phototrophic algae through metabolic engineering
Most microalgae are obligate photoautotrophs and their growth is strictly dependent on the generation of photosynthetically-derived energy. In this study it is shown that the microalga Phaeodaclylurn tricornutum can be engineered to import glucose and grow in...
08/30/2011
7977085Process for the cultivation of micro-algae
Process for the cultivation of micro-algae comprising the planting of an algal strain in an aqueous environment and the growth process, under solar irradiation, by continuously feeding a gaseous stream essentially consisting of carbon dioxide and a stream of nutrien...
07/12/2011
7935515Recombinant microalgae cells producing novel oils
Disclosed herein are obligate heterotrophic microalgae cells containing an exogenous gene. In some embodiments the gene is a sucrose utilization gene, and further disclosed are methods of manufacturing triglyceride oils using sugar cane or sugar beets as a feedstock...
05/03/2011
7871809Production of DHA in microalgae in medium having modified amounts of chloride ion and potassium ion
Methods for production of highly unsaturated fatty acids by marine microorganisms, including the heterotrophic marine dinoflagellate Crypthecodinium, using low levels of chloride ion are disclosed. Specifically, methods of increasing production of highly unsa...
01/18/2011
7745201Method and device for cultivating eucaryotic microorganisms or blue algae, and biosensor with cultivated eucaryotic microorganisms or blue algae
The invention relates to a method and device for cultivating eukaryotic microorganisms, whereby a perforated support (14) having a first major surface (19) and a second major surface (22) which is substantially impermeable to eukaryotic microorg...
06/29/2010
7381558Process for the heterotrophic production of microbial products with high concentrations of omega-3 highly unsaturated fatty acids
Disclosed is a process for growing the microflora Thraustochytrium, Schizochytrium, and mixtures thereof, which includes the growing of the microflora in fermentation medium containing non-chloride containing sodium salts, in particular sodium sulfate. In a p...
06/03/2008
7374908Microorganism and production of carotinoid compounds thereby
It is intended to provide a process for conveniently and efficiently producing large amounts of astaxanthin and canthaxanthin from a material which can be easily obtained. A microorganism Thraustochytrium sp. CHN-3 (FERM P-18556) capable of producing astaxant...
05/20/2008
7326558Process for treating spirulina
The treatment of spirulina by a process which includes placing spirulina that has not been previously heat-sterilized, lactic acid bacteria and sugar in water, then culturing the lactic acid bacteria provides treated spirulina in which the distinctive taste and odor...
02/05/2008
7306932Coryneform bacteria with altered glucokinase activity in the production of L-lysine
The invention relates to alleles of the glk gene from coryneform bacteria coding for glucokinases, and to processes for the production of L-lysine by fermentation using bacteria containing such alleles. ...
12/11/2007
7288387Genes of strain DC413 encoding enzymes involved in biosynthesis of carotenoid compounds
A carotenogenic biosynthetic gene cluster has been isolated from Panteoa stewartii strain DC413, wherein the genetic organization of the cluster is crtE-idi-crtX-crtY-crtI-crtB-crtZ. The genes contained within this cluster encode geranylgeranyl pyrophosphate ...
10/30/2007
7259006Microorganism having an ability of producing docosahexaenoic acid and use thereof
An object of the present invention is to provide a microorganism which has a high ability of producing docosahexaenoic acid. The present invention provides a Thraustochytrium strain which has an ability of producing docosahexaenoic acid, and use thereof. ...
08/21/2007
7256023PUFA polyketide synthase systems and uses thereof
The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems isolated from or derived from non-bacterial organisms, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding bi...
08/14/2007
7256022Pufa polyketide synthase systems and uses thereof
The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems isolated from or derived from non-bacterial organisms, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding bi...
08/14/2007
7252979Production of DHA in microalgae in low pH medium
Methods for production of highly unsaturated fatty acids by marine microorganisms, including the heterotrophic marine dinoflagellate Crypthecodinium, using low levels of chloride ion are disclosed. Specifically, methods of increasing production of highly unsa...
08/07/2007
7238855TyrA genes and uses thereof
The present invention is in the field of plant genetics and biochemistry. More specifically, the invention relates to genes associated with the tocopherol biosynthesis pathway. The present invention provides and includes nucleic acid molecules, proteins, and antibod...
07/03/2007
7229785Fluorescence technique for on-line monitoring of state of hydrogen-producing microorganisms
In situ fluorescence method to monitor state of sulfur-deprived algal culture's ability to produce H2 under sulfur depletion, comprising: a) providing sulfur-deprived algal culture; b) illuminating culture; c) measuring onset of H2 percentage i...
06/12/2007
7229786Method of producing purified carotenoid compounds
A method of producing a carotenoid in solid form includes culturing a strain of Chlorophyta algae cells in a minimal inorganic medium and separating the algae comprising a solid form of carotenoid. In one embodiment f the invention, the strain of Chlorophyta algae c...
06/12/2007
7163811Production of high levels of DHA in microalgae using modified amounts of chloride and potassium
Methods for production of highly unsaturated fatty acids by marine microorganisms, including the heterotrophic marine dinoflagellate Crypthecodinium, using low levels of chloride ion are disclosed. Specifically, methods of increasing production of highly unsa...
01/16/2007
7135308Process for the production of ethanol from algae
The present invention describes a process for the production of ethanol by harvesting starch-accumulating filament-forming or colony-forming algae to form a biomass, initiating cellular decay of the biomass in a dark and anaerobic environment, fermenting the biomass...
11/14/2006
7122337Method for determining calciotropic activity of a preparation of algae
A method of determining calciotropic activity of a preparation of algae of the genus Padina pavonica. The algae preparation may be in the form of a powder or an extract. The method consists of culturing human or animal osteoblasts in a culture medium containi...
10/17/2006
7080478Technology for cultivation of and other seaweeds in land-based sea water ponds
The present invention provides unique technology, systems and methods of cultivating different types of seaweeds, including, but not limited to, Porphyra (Nori), Laminaria, Undaria, Eucheuma, Gracillaria, Ulva, Sargassum, Codium, Cladophora, Ascophyllum, P...
07/25/2006
7033584Feeding Thraustochytriales to poultry for increasing omega-3 highly unsaturated fatty acids in eggs
A process is provided for growing microflora of the order Thraustochytriales such as Thraustochytrium, Schizochytrium, and mixtures thereof, in fermentation medium containing non-chloride containing sodium salts, in particular sodium sulfate. In a preferred embodime...
04/25/2006
7022512Schizochytrium and thraustochytrium strains for producing high concentrations of omega-3 highly unsaturated fatty acids
Disclosed is a process for growing the microflora Thraustochytrium, Schizochytrium, and mixtures thereof, which includes the growing of the microflora in fermentation medium containing non-chloride containing sodium salts, in particular sodium sulfate. In a p...
04/04/2006
7011962Method of producing lipids by growing microorganisms of the order thraustochyriales
Disclosed is a process for growing the microflora Thraustochytrium, Schizochytrium, and mixtures thereof, which includes the growing of the microflora in fermentation medium containing non-chloride containing sodium salts, in particular sodium sulfate. In a p...
03/14/2006
7005280Method of producing lipids by growing microorganisms of the order thraustochytriales
Disclosed is a process for growing the microflora Thraustochytrium, Schizochytrium, and mixtures thereof, which includes the growing of the microflora in fermentation medium containing non-chloride containing sodium salts, in particular sodium sulfate. In a p...
02/28/2006
6989252Hydrogen production using hydrogenase-containing oxygenic photosynthetic organisms
A reversible physiological process provides for the temporal separation of oxygen evolution and hydrogen production in a microorganism, which includes the steps of growing a culture of the microorganism in medium under illuminated conditions to accumulate an endogen...
01/24/2006
6977167Mixtures of omega-3 and omega-6 highly unsaturated fatty acids from euryhaline microorganisms
A process for the heterotrophic or predominantly heterotrophic production of whole-celled or extracted microbial products with a high concentration of omega-3 highly unsaturated fatty acids, producible in an aerobic culture under controlled conditions using biologic...
12/20/2005
6936459Medium for the production of betacarotene and other carotenoids from dunaliella salina (ARL 5) and a strain of dunaliella salina for production of carotenes using the novel media
The invention relates to the development of a novel medium starting from fresh water using a salt solution complex comprising a non conventional salt, namely KCl and conventional salts such as NaCl and MgSO4 in the proportion defined in the specification ...
08/30/2005
6893642Algae protein polysaccharide extraction and use thereof
The present invention provides a pharmaceutical composition containing proteoglycan extracts of algae and a process for preparing proteoglycan extracts from the algae. ...
05/17/2005
6872516Methods of producing carbon-13 labeled biomass
A method and apparatus for preparing uniform carbon-13 labeled biomass using a water soluble carbon-13 labeled carbon source, such as a [13C]-bicarbonate or [13C]-carbonate salt, is disclosed. The biomass is prepared in one or more sterile carb...
03/29/2005
6814961Method for enhancing stem cell trafficking
Consumption of blue-green algae, or extracts thereof, enhances trafficking or homing of stem cells in animals by inducing a transient increase in the population of stem cells present in the animal's circulatory system. The animal may be healthy or suffering some dis...
11/09/2004
6811999Method for determining calciotropic activity of a preparation of Padina pavonica algae
A method of determining calciotropic activity of a preparation of algae of the genus Padina pavonica. The algae preparation may be in the form of a powder or an extract. The method consists of culturing human or animal osteoblasts in a culture medium containi...
11/02/2004
6812011Process for the removal of calcium ions from the brine by marine cyanobacteria
This invention relates to new use of marine cyanobacteria lyngbya, Oscillatoria, Sprulina, Anabaena and Synechocystis deposited with ATCC having accession numbers ATCC PTA-4602 and 4603 for the removal of calcium ions from sea-brine and sub-soil brine ...
11/02/2004
6727373Preparation of microbial polyunsaturated fatty acid containing oil from pasteurised biomass
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 biomass deriverd from a past...
04/27/2004
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