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Chemistry: Molecular Biology And Microbiology > Micro-organism, Tissue Cell Culture Or Enzyme Using Process To Synthesize A Desired Chemical Compound Or Composition > Preparing Compound Containing Saccharide Radical > N-glycoside N-glycosideN-glycoside patent applications listed are from June 2005 to current and include Date, Patent Application Number, Patent Title, Patent Abstract summary and are linked to the corresponding patent application page.04/19/07 - 20070087416 - Hyaluronan synthase gene and uses thereof The present invention relates to a recombinantly produced, enzymatically active hyaluronan synthase, wherein the recombinantly produced, enzymatically active hyaluronan synthase is a single protein that is a dual-action catalyst that utilizes UDP-GlcA and UDP-GlcNAc to synthesize HA. The recombinantly produced, enzymatically active hyaluronan synthase may be produced from a hyaluronan ... 04/19/07 - 20070087415 - Methods for producing modified microcrystalline chitosan and uses therefor Disclosed are methods of producing modified microcrystalline chitosan. Chitosan in aqueous solution is degraded enzymatically, hydrolytically or oxidatively. The chitosan solution is then alkalized with agitation using aqueous hydroxides and/or their salts to attain a pH not lower than 7.0. The precipitated modified microcrystalline chitosan is highly pure and may ... 03/22/07 - 20070065921 - Methods and products related to producing low molecular weight heparin The invention relates to methods and products for characterizing and using polysaccharides. Low molecular weight heparin products and methods of use are described. Methods for characterizing purity and activity of polysaccharide preparations including glycosaminoglycans such as heparin are also described. ... 03/15/07 - 20070059805 - Method for producing saccharide chain-extended chondroition A vector of the present invention has DNA encoding a protein or a product having the same effect as the protein, the protein containing an amino acid sequence from amino acid numbers 47 to 802 in SEQ. ID. NO:2. Expression of the DNA gives human chondroitin synthase. By using human ... 02/08/07 - 20070031939 - Method for the production of overproducing staphylococcus aureus strains (a) culturing a Staphylococcus aureus strain on a culture medium M1, M2 or M3, (b) optionally, recovering the strains thus produced from the culture medium, and also to the use of said strains for the production of polysaccharides. ... 01/25/07 - 20070020737 - Hyaluronan synthases and methods of making and using same A functionally active hyaluronan synthase having at least one modified amino acid residue therein as compared to a corresponding functionally active native hyaluronan synthase such that the functionally active hyaluronan synthase has an altered enzymatic activity as compared to the corresponding functionally active native hyaluronan synthase is disclosed. The altered ... 01/25/07 - 20070020736 - Efficient production of oligosaccharides using metabolically engineered microorganisms The present invention relates to the enzymatic synthesis of oligosaccharides, particularly, sialylated oligosaccharides comprising the carbohydrate moeities of the gangliosides GM3, GD3, and GT3. ... 01/04/07 - 20070004012 - 2-o sulfatase compositions and methods of hydrolyzing therewith The invention relates to 2-O sulfatase and uses thereof. In particular, the invention relates to recombinantly produced 2-O sulfatase, functional variants and nucleic acid molecules that encode these molecules. The invention also provides methods of using 2-O sulfatase for a variety of purposes, including degrading and analyzing glycosaminoglycans (GAGs) present ... 12/14/06 - 20060281152 - Glycosaminoglycans derived from the k5 polysaccharide having high anticoagulant and antithrombotic activity and process for their preparation Glycosaminoglycans derived from the K5 polysaccharide having high anticoagulant and antithrombotic activity obtained by a process comprising the preparation of the K5 polysaccharide from Escherichia coli, N-deacetilation/N-sulfation, C-5 epimerization, supersulfation, selective O-desulfation, selective 6-O sulfation and N-sulfation, wherein said epimerization is carried out using the glucuronosyl C-5 epimerase enzyme in ... 11/23/06 - 20060263858 - Hyaluronan synthase genes and expression thereof in bacillus hosts The present invention relates to a recombinant Bacillus host cell containing a recombinant vector including a nucleic acid segment having a coding region segment encoding enzymatically active hyaluronan synthase (HAS). The recombinant Bacillus host cell is utilized in a method for producing hyaluronic acid (HA). ... 10/19/06 - 20060234354 - Preparation of fucosylated oligosaccharides This invention provides methods for practical enzymatic conversion of GDP-mannose to GDP-fucose. These methods are useful for efficient synthesis of reactants used in the synthesis of fucosylated oligosaccharides. ... 10/12/06 - 20060228784 - Sugar chain asparagine derivatives, sugar chain asparagine, sugar chain, and processes for producing these An asparagine-linked α2,3-oligosaccharide having undeca- to hepta-saccharides, an asparagine-linked α2,6-oligosaccharide having undeca- to hepta-saccharides and containing fluorine and an asparagine-linked oligosaccharide derivative containing at least one fucose in N-acetylglucosamine on the nonreducing terminal side of an asparagine-linked oligosaccharide wherein the asparagine has amino group protected with a lipophilic protective group, ... 10/05/06 - 20060223147 - Process for producing glycoprotein composition The present invention relates to a cell into which an RNA capable of suppressing the function of an enzyme catalyzing a reaction which converts GDP-mannose into GDP-4-keto,6-deoxy-GDP-mannose is introduced; a process for producing a glycoprotein using the cell; a cell into which an RNA capable of suppressing the function of ... 09/28/06 - 20060216794 - Hyaluronan synthase gene and uses thereof The present invention relates to a recombinant host cell that includes an expression construct having a hyaluronan synthase gene that encodes an enzymatically active hyaluronan synthase (HAS), and to the use of these recombinant cells that produce hyaluronan synthase and its hyaluronic acid product. ... 09/28/06 - 20060216793 - Hyaluronan synthase gene and uses thereof The present invention relates to a method of producing hyaluronic acid that includes introducing a purified nucleic acid segment having a coding region encoding enzymatically active hyaluronan synthase into a Bacillus strain, and culturing the Bacillus strain under conditions appropriate for the production of hyaluronic acid. ... 09/21/06 - 20060211095 - Process for the fermentative production of s-adenosylmethionine A microorganism strain secreting S-adenosylmethionine having increased activity of the cmr (mdfA) gene product is provided. ... 08/24/06 - 20060188966 - Natural, chimeric and hybrid glycosaminoglycan polymers and methods of making and using same The present invention relates to methodology for polymer grafting by a polysaccharide synthase and, more particularly, polymer grafting using the hyaluronate or chondroitin or heparin/heparosan synthases from Pasteurella multocida, in order to create a variety of glycosaminoglycan oligosaccharides having a natural or chimeric or hybrid sugar structure. ... 08/17/06 - 20060183203 - Polymer grafting by polysaccharide synthases The present invention relates to methodology for polymer grafting by a polysaccharide synthase and, more particularly, polymer grafting using the hyaluronate synthase from Pasteurella multocida. ... 08/10/06 - 20060177911 - Delta 4,5 glycuronidase and methods of cleaving therewith The invention relates to Δ4,5 glycuronidase, related compositions, and methods of use thereof. ... 08/10/06 - 20060177910 - Delta 4,5 glycuronidase and methods of hydrolyzing therewith The invention relates to Δ4,5 glycuronidase, related compositions, and methods of use thereof. ... 07/06/06 - 20060148039 - Methylotroph producing mammalian type sugar chain This invention is to provide a process for producing a glycoprotein comprising a mammalian type sugar chain, characterized in that the process comprises introducing an α-1,2-mannosidase gene into a methylotrophic yeast having a mutation of a sugar chain biosynthesizing enzyme gene, so that the α-1,2-mannosidase gene is expressed under the ... 06/22/06 - 20060134757 - Microorganism and the process for the production of teicoplanin The present invention provides a newly isolated mutant culture of Actinoplanes teichomyceticus BNG 2315. This culture is capable of producing teicoplanin more than 60 times productivity than those reported before (e.g., Actinoplanes teichomyceticus nov. sp. ATCC 31121). The present invention also provides a fermentation process for the production of teicoplanin ... 06/15/06 - 20060127987 - Microorganism producing hyaluronic acid and purification method of hyaluronic acid The present invention relates to a hyaluronic acid producing strain Streptococcus sp. KL0188 and a method for purifying hyaluronic acid, more particularly to a Streptococcus sp. KL0188 that does not express hyaluronidase and is non-hemolytic, and a method for purifying hyaluronic acid using an aromatic adsorption resin and an active ... 06/08/06 - 20060121578 - Mutant bacterial strains of the genus sphingomonas deficient in production of polyhydroxybutyrate and a process of clarification of sphingans and compositions thereof The invention relates to mutant strains of the genus Sphingomonas which have a mutation in at least one gene encoding a protein involved in polyhydroxybutyrate (“PHB”) synthesis that allows the mutant strains to produce PHB-deficient sphingans. The invention is also directed to a process for preparing a clarified sphingan solution ... 05/18/06 - 20060105431 - Polymer grafting by polysaccharide synthases using artificial sugar acceptors The present invention relates to methodology for polymer grafting by a polysaccharide synthase and, more particularly, polymer grafting using the glycosaminoglycan synthases from Pasteurella multocida. The methodology of the present invention includes providing an enzymatically active glycosaminoglycan synthase enzyme from Pasteurella multocida, providing a synthetic, artificial acceptor for the glycosaminoglycan ... 05/18/06 - 20060105430 - Rationally designed heparinases derived from heparinase i and ii and methods of sequencing therewith Modified heparinases having altered binding specificity and activity are provided. Isolated nucleic acids encoding the same as well as vectors and host cells are provided. Methods for using the modified heparinases are also provided. ... 05/11/06 - 20060099691 - Production of complex carbohydrates Compositions and methods for making complex carbohydrates in a bacterial production cell are disclosed. The complex carbohydrates that can be made include oligosaccharides and polysaccharides of bacterial or mammalian origin. ... 05/04/06 - 20060094085 - Process and materials for production of glucosamine The present invention relates to a method and materials for producing glucosamine by fermentation of a genetically modified microorganism. Included in the present invention are genetically modified microorganisms useful in the present method for producing glucsamine, as well as recombinant nucleic acid molecules and the proteins produces by such recombinant ... 05/04/06 - 20060094084 - Microorganism producing 5'-xanthylic acid The invention relates to Corynebacterium ammoniagenes CJXSP 0201 KCCM 10448 producing 5′-xanthylic acid. More specifically, the invention relates to Corynebacterium ammoniagenes CJXSP 0201 KCCM 10448 which is a mutant strain of Corynebacterium ammoniagenes KCCM 10340 having a resistance to osmotic pressure. In order to obtain mutant strain having enhanced respiratory ... 01/19/06 - 20060014257 - Rsf1010 derivative mob' plasmid containing no antibiotic resistance gene, bacterium comprising the plasmid and method for producing useful metabolites A Mob− plasmid having a RSF1010 replicon, comprising a gene coding for Rep protein and said plasmid has been modified to inactivate gene related to mobilization ability. The present invention also describes a bacterium having an ability to produce useful metabolites, comprising the plasmid and said bacterium lack active thymidylate ... 01/19/06 - 20060014256 - Sodium chondroitin sulfate, chondroitin-sulfate-containing material and processes for producing the same After a solution obtained by extracting protein from cartilages of fishes which are enzyme treated is filtered, alcohol is added to a filtrate to deposit sodium chondroitin sulfate. The sodium chondroitin sulfate manufactured thus can be used for a raw material of medicines, medicine derivatives, medicine additives, cosmetics, and food ... 12/29/05 - 20050287646 - Streptococcus equisimilis hyaluronan synthase gene and expression thereof in bacillus subtilis The present invention relates to a nucleic acid segment having a coding region segment encoding enzymatically active Streptococcus equisimilis hyaluronate synthase (seHAS), and to the use of this nucleic acid segment in the preparation of recombinant cells which produce hyaluronate synthase and its hyaluronic acid product. Hyaluronate is also known ... 12/08/05 - 20050272132 - Production of polyketides and other natural products The present invention relates to production of polyketides and other natural products and to libraries of compounds and individual novel compounds. One important area is the isolation and potential use of novel FKBP-ligand analogues and host cells that produce these compounds. The invention is particularly concerned with methods for the ... 11/17/05 - 20050255562 - Methods for synthesis of sulfated saccharides The present invention provides methods, processes and reaction mixtures, which produce sulfated heparosan polysaccharides. This invention also provides methods and reaction mixtures for the synthesis of N-deacetylate N-sulfate derivatives of non-sulfated N-acetyl heparosan (HS) polysaccharides. ... 10/27/05 - 20050239173 - Production of amino sugars The present invention provides a method for producing an amino sugar selected from the group consisting of N-acetylglucosamine, glucosamine, or a combination thereof. The method comprises culturing a yeast in a culture medium and recovering N-acetylglucosamine, glucosamine, or a combination thereof, wherein the yeast comprises an exogenous nucleic acid sequence ... 10/20/05 - 20050233419 - Rationally designed polysaccharide lyases derived from chondroitinase b The invention relates to rationally designed polysaccharide lyases and uses thereof. In particular, the invention relates to modified chondroitinase B. The modified chondroitinase B enzymes of the invention are useful for a variety of purposes, including cleaving and sequencing polysaccharides such as glycosaminoglycans (GAGs) as well as removing polysaccharides from ... 10/13/05 - 20050227331 - Conjoined polynucleotide catalysts Conjoined polynucleotides are linked RNA and/or DNA that comprise at least tow catalytic domains which function in concert to provide a chemical transformation involving multiple sequential or component reactions. In many embodiments, the domains are fused together, typically by means of conventional 3′→5′ phosphodiester bonds, with or without intervening nucleotides ... 10/06/05 - 20050221447 - Mannosyl transfer with regeneration of gdp-mannose A one-pot glycosylation reaction is disclosed in which a mannosyl (Man) group is enzymatically transferred to an acceptor molecule. The starting glycoside is a mannosyl 1-phosphate that is enzymatically converted to its GDP derivative via UTP and a pyrophorylase. The formed GDP derivative is used in the enzyme-catalyzed glycosyl transfer. ... 10/06/05 - 20050221446 - Methods for producing hyaluronic acid in a bacillus cell The present invention relates to methods for producing a hyaluronic acid, comprising: (a) cultivating a Bacillus host cell in a medium conducive for the production of the hyaluronic acid, wherein the Bacillus cell comprises a nucleic acid construct comprising a triple promoter comprising a variant amyL promoter having a mutation ... 09/22/05 - 20050208631 - Polypeptide of n-acetylglucosamine-6-o-sulfotransferase and dna encoding the same wherein GlcNAc represents an N-acetylglucosamine residue, Gal represents a galactose residue, β1-3 represents a β1-3 glycosidic linkage, and β1-4 represents a β1-4 glycosidic linkage. ... 09/22/05 - 20050208630 - Novel streptococcus thermophilus strains producing stable high-molecular-mass exopolysaccharides The invention relates to the field of exopolysaccharide producing lactic acid bacteria. The invention relates to methods and culture media for producing large amounts of exopolysaccharides in safe and simple fermentation conditions. The invention more specifically relates to the characterization of a Streptococcus thermophilus ST 111 strain producing a stable ... 09/15/05 - 20050202540 - Methods of producing hyaluronic acid using a recombinant hyaluronan synthase gene The present invention relates to a nucleic acid segment having a coding region segment encoding enzymatically active Streptococcus equisimilis hyaluronate synthase (seHAS), and to the use of this nucleic acid segment in the preparation of recombinant cells which produce hyaluronate synthase and its hyaluronic acid product. Hyaluronate is also known ... 08/18/05 - 20050181484 - Method for obtaining mastocyte lines from pig tissues and for producing heparin-type molecules The present application relates to a method for obtaining mastocyte cultures or lines. It also relates to a method for producing heparin-type molecules, comprising the culturing of mastocyte cultures or lines. ... 08/04/05 - 20050170469 - Hyaluronate synthase gene and uses thereof Disclosed are DNA sequences encoding hyaluronic acid synthase that are employed to construct recombinant cells useful in the production of hyaluronata synthase and hyaluronic acid (HA). In preferred aspects, chromosomal DNA encoding the HA synthase gene, hasA, was cloned from a Streptococcus pyoganas genomic library. These vectors were used to ... 07/07/05 - 20050148053 - Method for extraction of glycosaminoglycan from animal tissue The present invention relates to a method for extracting glycosaminoglycan from animal tissue by hydrolysing the tissue with endoprotease and exoprotease and separating the glycosaminoglycan. ... 07/07/05 - 20050148052 - Integration of at least two processes to re-use acid The invention relates to integrating at least two processes that use at least one acid, wherein one process utilizes an ion-exchange purification step. ... 06/30/05 - 20050142644 - Polypeptide of n-acetylglucosamine-6-o-sulfotransferase and dna encoding the same wherein GlcNAc represents an N-acetylglucosamine residue, Gal represents a galactose residue, β1-3 represents a β1-3 glycosidic linkage, and β1-4 represents a β1-4 glycosidic linkage. ... 06/30/05 - 20050142643 - Process for producing n-acetylneuraminic acid In the process for producing N-acetylneuraminic acid by using a microorganism having the ability to produce N-acetylneuraminic acid, the present invention provides economical and efficient process for producing N-acetylneuraminic acid by using a microorganism in which the activity to decompose N-acetylneuraminic acid is lost or reduced compared with a wild-type ... 06/16/05 - 20050130273 - Cell wall derivatives from biomass and preparation thereof In a first aspect, the present invention relates to a method for isolating cell wall derivatives from fungal or yeast biomass. According to this method, chitin polymers or chitin-glucan copolymers can be obtained. In another aspect, the invention relates to a method for preparing chitosan from chitin. The invention further ... 06/16/05 - 20050130272 - Mucopolysaccharides and process for producing the same Cartilage of fish is treated with enzyme or alkali so as to obtain an aqueous solution, which is then defatted, deodorized, decolonized, filtrated, and dried, such that a mucopolysaccharide is produced. Alternatively, cartilage of fish is pressure-treated so as to obtain an aqueous solution, which is then treated with enzyme, ... ### FreshPatents.com Support |