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7413880 |
Test kit for immunochromatography
A test kit for immunochromatography comprising a test strip and a test tube is described. The test strip comprises a detection zone for detecting an analyte in a sample. The test tube accommodates...
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7244582 |
Immobilized carbohydrate biosensor
A biosensor in which a carbohydrate or a derivative of a carbohydrate is used to generate a detectable signal by way of the specific binding to a protein, a virus or a cell.
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7241605 |
Polypeptide
According to the present invention, there can be provided a novel polypeptide having β1,3-galactosyltransferase activity involved in the synthesis of type 1 sugar chains, a DNA coding for said...
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7118895 |
Process for producing aglycon by using diglycosidase and flavor-improved food containing the aglycon and converting agent to be used in the process
A physiologically active substance of aglycon type, in particular, aglycon isoflavone, can be efficiently produced, without resort to any acid/alkali treatment or fermentation and substantially...
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RE39245 |
Galactopyranosides and their use
The present invention relates to simplified synthesis, new carbohydrate-based products and practical use of different carbohydrate-based products. Examples of these are (Galα1-3Gal),...
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7078194 |
Methods and compositions for synthesis of oligosaccharides using mutant glycosidase enzymes
Mutant glycosidase enzymes are formed in which the normal nucleophilic amino acid within the active site has been changed to a nonnucleophilic amino acid. These enzymes cannot hydrolyze...
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6987009 |
αgalactosidases and methods of using them
A thermostable alpha-glycosidase derived from various Thermococcus, alcaliphilus AEDII12RA is disclosed. The enzymes are produced from native or recombinant host cells and can be utilized in the...
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6924129 |
Enzyme-catalyzed esterification of pendant carboxylic acid groups
A method for enzymatically synthesizing a polymer by combining a preselected quantity of an enzyme, a first reactant selected from polymers with at least one carboxylic acid pendant group, a second...
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6887689 |
Immobilized carbohydrate biosensor
The present invention refers to a biosensor in which an immobolized carbohydrate or a derivative thereof is used to generate a detectable signal when a protein, a virus or a cell is bound to the...
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6825013 |
Isolation of biosynthesis genes for pseudo-oligosaccharides from Streptomyces glaucescens GLA.O, and their use
The invention relates to a recombinant DNA molecule which comprises genes for biosynthesizing acarbose and homologous pseudo-oligosaccharides; to oligonucleotide primers for the PCR amplification...
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6800474 |
Trehalose synthase protein, gene, plasmids, microorganisms, and a process for producing trehalose
The present invention relates to a trehalose-producing microorganism and a process for producing trehalose. It also to a novel trehalose synthase protein, a trehalose synthase gene, recombinant...
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6780624 |
Glycosyltransferases for biosynthesis of oligosaccharides, and genes encoding them
The present invention is directed to nucleic acids encoding glycosyltransferases, the proteins encoded thereby, and to methods for synthesizing oligosaccharides using the glycosyltransferases of...
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6770478 |
Erythrocytic cells and method for preserving cells
A dehydrated composition is provided that includes freeze-dried erythrocytic cells. Alcohol (e.g., sterol or cholesterol) is at least partially removed from erythrocytic cells including...
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6667165 |
Method and compositions for reversible inhibition of thermostable polymerases
Methods for improving sensitivity and specificity of polynucleotide synthesis are disclosed. The method includes reversibly blocking thermophilic polymerase activity with non-nucleic acid...
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6653109 |
Method of producing derivatives of lactosamine
Disclosed is a method of producing a compound with β1-4 linkage which contains the lactosamine structure involving reacting at least one donor substance GalβOR where R is an organic group, and at...
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6500649 |
Process for the conversion of organic materials, particularly saccharide materials, comprising an enzymatic oxidation step in the presence of ruthenium or palladium
A process for the conversion of an organic material comprising an oxidation step during which an organic material undergoes the oxidising action of an enzymatic means capable of generating hydrogen...
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6444655 |
Galactopyranosides and their use
The present invention relates to simplified synthesis, new carbohydrate-based products and practical use of different carbohydrate-based products. Examples of these are (Galα1-3Gal),...
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6436678 |
High purity maltose process and products
Maltose products are prepared by hydrolyzing starch with an enzyme that consists essentially of a beta-amylase enzyme. The product thus prepared may be spray dried, or a high purity maltose product...
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6406894 |
Process for preparing polyvalent and physiologically degradable carbohydrate-containing polymers by enzymatic glycosylation reactions and the use thereof for preparing carbohydrate building blocks
A process for preparing polyvalent, physiologically degradable carbohydrate-containing polymers by enzymatic glycosylation reactions is described. The carbohydrate-containing polymers thus prepared...
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6391595 |
Transferase and amylase, process for producing the enzymes, use thereof, and gene coding for the same
The invention provides a novel transferase that acts on a saccharide, as a substrate, composed of at least three sugar units wherein at least three glucose residues on the reducing end are linked...
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6379933 |
Method of transferring at least two saccharide units with a polyglycosyltransferase
The present invention relates to a method of transferring at least two saccharide units with a polyglycosyltransferase, a polyglycosyltransferase and a gene encoding such a polyglycosyltransferase.
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6376220 |
Mannose-containing copra meal composition
The gist of the present invention resides in a mannose-containing copra meal composition obtained by allowing two enzymes, xylanase and β-galactomannan, to act on copra meal, and in a method for...
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6365733 |
Lactosamine oligosaccharide and method for producing the same
A method for producing an N-acetyllactosamine oligosaccharide, comprising the steps of: adjusting a sulfate group content of keratan sulfate; allowing an enzyme having an ability to cleave a...
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6355455 |
Method for enzymatic synthesis of sucrose esters
A method for the enzymatic synthesis of sucrose ester, comprises introducing, in an adapted reactor and so as to form a reaction medium, predetermined amounts of an organic solvent, a sugar or a...
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6342367 |
Method for the preparation of chondroitin sulfate compounds
Disclosed is an economical method for the preparation of chondroitin sulfates A and C useful as an effective ingredient of medicaments from fish scales as a waste material discharged from fishery...
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6331418 |
Saccharide compositions, methods and apparatus for their synthesis
A method for preparing saccharide compositions which is reiterative and includes the following three steps. (i) A glycosyltransferase capable of transferring a preselected saccharide unit to an...
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6329182 |
Method of producing oligosaccharide syrups, a system for producing the same and oligosaccharide syrups
The present invention relates to a method of producing oligosaccharide syrups, in particular to the production of syrups having a high concentration of saccharides with a degree of polymerization...
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6294360 |
Saccharide composition containing trehalulose, its preparation and uses
A saccharide composition containing trehalulose, which is obtainable by allowing a maltose/trehalose converting enzyme to act on a sucrose solution to produce trehalulose, and collecting the...
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6284498 |
Method of manufacturing a maltose-rich syrup
The invention relates to a method of manufacturing a maltose-rich syrup, comprising the successive stages consisting of: (a) carrying out a liquefaction of a starch milk; (b) carrying out a...
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6284494 |
Methods and compositions for synthesis of oligosaccharides using mutant glycosidase enzymes
Mutant glycosidase enzymes are formed in which the normal nucleophilic amino acid within the active site has been changed to a non-nucleophilic amino acid. These enzymes cannot hydrolyze...
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6274355 |
Immobilized maltogenic α-amylase and its use in the manufacture of a maltose-rich syrup
The invention concerns an immobilized maltogenic α-amylase, which is adsorbed on particles of at least one porous substrate selected from the group consisting of phenolic resins, acrylic resins...
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6235510 |
ppGaNTase-T6
ppGaNTase-T6 polypeptides and polynucleotides and methods for producing such polypeptides by recombinant techniques are disclosed. Also disclosed are methods for utilizing ppGaNTase-T6 polypeptides...
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6204377 |
Kojibiose phosphorylase glucosyl-saccharides produced by transglycosylation
A kojibiose phosphorylase which hydrolyzes kojibiose in the presence of an inorganic phosphoric acid to form D-glucose and β-D-glucose-1-phosphoric acid, forms kojibiose and an inorganic...
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6204030 |
Isolation of cellular material under microscopic visualization
A method of microdissection which involves: forming an image field of cells of the tissue sample utilizing a microscope, identifying at least one zone of cells of interest from the image field of...
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6204029 |
Glycosylated acceptor synthesis catalyzed by glycosyl transferase and nucleotide phosphate sugar-dependent enzyme
Glycosylated acceptors are prepared using glycosyl transferase and activated glycosyl derivatives as donor sugars without the use of sugar nucleotides as donor sugars. A reaction mixture...
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6200783 |
Process for producing trehalose and sugar alcohols
A process for producing or separating trehalose and/or sugar alcohols from hydrogenated saccharide mixtures containing trehalose and sugar alcohols selected from the group consisting of sorbitol,...
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6168934 |
Oligosaccharide enzyme substrates and inhibitors: methods and compositions
Oligosaccharide compounds that are substrates and inhibitors of glycosyltransferase and glycosidase enzymes and compositions containing such compounds are disclosed. A method of glycosylation is...
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6153419 |
Method for quantitative determination of 1,5-anhydroglucitol
The present invention relates to a method for quantitative determination of 1,5-anhydroglucitol in a sample, which comprises mixing the sample and an enzyme having activity that is inhibited by...
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6146856 |
Process for the production of isomatulose and other products
The present invention relates to a process for the simultaneous production of converted and non-converted sugar and/or non-sugar products. The process is especially adapted to the simultaneous...
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6140487 |
DNA encoding kojibiose phosphorylase obtainable from thermoanaerobium, ' its preparation and uses
A kojibiose phosphorylase which hydrolyzes kojibiose in the presence of an inorganic phosphoric acid to form D-glucose and β-D-glucose-1-phosphoric acid, forms kojibiose and an inorganic...
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6132994 |
Lactosamine oligosaccharides and method for producing the same
A method for producing an N-acetyllactosamine oligosaccharide, comprising the steps of: adjusting a sulfate group content of keratan sulfate; allowing an enzyme having an ability to cleave a...
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6130072 |
Osmotically controlled fermentation process for the preparation of acarbose
The invention relates to a novel fermentative process for the preparation of acarbose. By monitoring and controlling the osmolality in the fermentation solution, a substantial improvement in yield...
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6127153 |
Method of transferring at least two saccharide units with a polyglycosyltransferase, a polyglycosyltransferase and gene encoding a polyglycosyltransferase
The present invention relates to a method of transferring at least two saccharide units with a polyglycosyltransferase, a polyglycosyltransferase and a gene encoding such a polyglycosyltransferase.
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6090792 |
Maltose-trehalose converting enzyme, and preparation and uses thereof
An enzyme, which has a molecular weight of about 57,000-120,000 daltons on SDS-PAGE and a pI of about 3.8-5.1 on isoelectrophoresis using ampholyte, converts maltose into trehalose and vice versa....
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6087559 |
Plant cells and plants transformed with Streptococcus mutans genes encoding wild-type or mutant glucosyltransferase B enzymes
The present invention provides methods of making paper utilizing glucans, produced by glucosyltransferase B enzymes of the species Streptococcus mutans, instead of modified starches. The present...
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6087146 |
Recombinant thermostable enzyme for converting maltose into trehalose
Disclosed are a recombinant thermostable enzyme, which converts maltose into trehalose and is stable up to a temperature of about 80° C. even when incubated at pH 7.0 for 60 min, a preparation of...
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6074854 |
Pullulanase, microorganisms which produce it, processes for the preparation of this pullulanese and the uses thereof
The invention relates to a heat-stable pullulanase having the property of hydrolysing glucosidic bonds of the α-1,6 type in amylopectin and having an enzymatic activity in an acid medium and at a...
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6057493 |
Plasmids, plants and plant cells expressing anti-sense patatin and anti-sense ADP-glucose pyrophosphorylase sequences
Plasmids containing DNA sequences which when inserted into the genome of a plant modify the carbohydrate or protein concentration and the carbohydrate or protein composition, and plant cells and...
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6054577 |
Oligosaccharides from enzymatic cleavage of fucoidan
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6046040 |
Method for producing glycoconjugates
A method for producing glycoconjugate, which comprises the steps of: (i) binding a sugar residue to the side chain of a water-soluble polymer via a linker having a selectively cleavable linkage...
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