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4355106 |
Continuous process for the production of gelable exopolysaccharide
The present invention is directed to a two-stage continuous process for the production of a gelable curdlan-type exopolysaccharide. In the first stage a stable, curdlan-producing strain of...
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4352882 |
Production of xanthan gum by emulsion fermentation
Preparation of xanthan gum is effected by dispersing the aqueous xanthamonas culture medium in a water insoluble oil such as a hydrocarbon or vegetable oil. Such dispersions generate substantially...
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RE31030 |
Process for the production of novel polysaccharide
Polysaccharides forming gels are produced by cultivating a microorganism such as Arthrobacter carbazolum strain FERM 2574 (ATCC-31258) in a suitable medium.
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4340673 |
Process of producing modified glucans as anti-caries agent
Certain glucans modify the biosynthetic route of extracellular polysaccharides involved in dental plaque development causing critical loss of adhesiveness. They interfere with the biosynthesis of...
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4338432 |
Indican and suspensions and gels thereof and their uses
Indican, a polysaccharide comprising (1➝3) glucose, (1➝4) mannose, (1➝4) rhamnose and (1➝3 or 4) -0-(1-carboxyethyl)-rhamnose units in a molar ratio of about 2:1:1-2:1 respectively;...
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4332894 |
Conversion of guar gum to gel-forming polysaccharides by the action of α-galactosidase
Water-soluble polysaccharide guar gum, guaran, is altered to convert its properties from those of producing a highly viscous stable dispersion to enable production of a sequence of products that...
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4330623 |
Process for solubilization of gonococcal antigen
Gonococcal antigens are solubilized by a process involving trypsin-digestion.
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4330533 |
Novel polysaccharide and hypocholesterol composition containing the same
New polysaccharide named M-30-C produced by cultivation of new strain Pseudomonas polysaccharogenes M-30 and having utility as hypocholesterol agents.
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4324887 |
Type II group B Streptococci polysaccharide
Culturing Streptococcus agalactiae in a nutrient broth containing at least 10 g/l of glucose while maintaining the pH at 6-8 by the addition of alkaline material produces polysaccharide antigen...
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4320198 |
Fiber production from continuous cultivation of micro-organisms
An apparatus and process for the production of polysaccharide (cellulose) fibers for use in paper manufacturing. The fibers are produced by the harvesting of the liberated products of continuous...
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4312979 |
Polysaccharides containing allose
A new polysaccharide including allose as a constituent sugar and further characterized by galactose as a major constituent sugar is described. The polysaccharide is produced extracellularly by...
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4311829 |
Apo-β-emulsans
Growth of Acinetobacter Sp. ATCC 31012 on various substrates and under varying conditions has been used to produce two classes of extracellular microbial protein-associated lipopolysaccharides (the...
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4311795 |
Polysaccharide S-53 and bacterial fermentation process for its preparation
A novel polysaccharide S-53, having a composition of 18-19% uronic acid, 4.8% pyruvate, and 7% acetyl as the O-glycosidically linked ester; and the remainder neutral sugar, 51% glucose and 49%...
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4311832 |
Proemulsans
Growth of Acinetobacter Sp. ATCC 31012 on various substrates and under varying conditions has been used to produce two classes of extracellular microbial protein-associated lipopolysaccharides (the...
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4311830 |
Apo-α-emulsans
Growth of Acinetobacter Sp. ATCC 31012 on various substrates and under varying conditions has been used to produce two classes of extracellular microbial protein-associated lipopolysaccharides (the...
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4311831 |
Apo-ψ-emulsans
Growth of Acinetobacter Sp. ATCC 31012 on various substrates and under varying conditions has been used to produce two classes of extracellular microbial protein-associated lipopolysaccharides (the...
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4304906 |
Heteropolysaccharide S-84
The new heteropolysaccharide S-84, prepared by fermentation of an unnamed Pseudomonas species, ATCC 31562 has valuable properties as a thickening, suspending and stabilizing agent in aqueous...
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4298691 |
Preparation of heteropolysaccharide S-156
A process for producing heteropolysaccharide S-156 by bacterial fermentation of an organism deposited with the American Type Culture Collection under Accession No. ATCC 31646.
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4298725 |
Process for the preparation of polysaccharide 9
A polysaccharide processing useful flow and gel-forming properties is prepared by cultivation of Pseudomonas sp NCIB 11264 (ATCC 31260). The polysaccharide, which readily can be produced in up to...
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4296203 |
Xanthomonas bipolymer for use in displacement of oil from partially depleted reservoirs
A mutant strain of the genus Xanthomonas produces a pyruvate-free biopolymer. This biopolymer and the deacetylated form of this new biopolymer provide mobility control solutions which are...
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4286059 |
Polysaccharide and bacterial fermentation process for its preparation
A process for producing a heteropolysaccharide by a bacterial fermentation procedure in which a species of bacteria or a mutant thereof is incubated in a fermentation medium which contains a carbon...
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4264733 |
Natural hexuronyl hexosaminoglycane sulfate, method for the preparation thereof and related therapeutical uses
Natural heteropolysaccharide, specifically hexuronyl hexosaminoglycane sulfate and, a process to obtain it, which substantially provides for the following steps: (a) hydrolysis of an animal...
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4258132 |
Process for producing an agglutinating substance utilizing dematium ATCC 20524
The present invention relates to a process for producing an agglutinating substance having an agglutination activity for not only proteins but also organic substances, inorganic substances,...
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4254256 |
Amino sugar compound
An amino sugar compound represented by the general formula: ##STR1## (wherein m is an integer of 0 to 8, n is an integer of 1 to 8 and m+n is an integer of 1 to 8) has strong glycosidase inhibiting...
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4247639 |
Bacterial polysaccharide
A high-viscosity heteropolysaccharide composed of 33% mannose, 29% glucose, 21% galactose and 17% glucuronic acid, and containing 5.7% acetyl and 4.9% pyruvate.
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4242326 |
Anti-tumor substance and process for preparing the same
An anti-tumor substance which is not only heatstable but also has low inflaming and pain-inducing properties and low pyrogenic activity is disclosed. The substance is prepared by disrupting cells...
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4237266 |
Glucan having antitumor activity
A simple glucan has the repeating unit structure ##STR1## and has a mean molecular weight of about two million. It is produced by culturing mycelia of Coriolus Versicolor Iwade FERM-P No. 2743, and...
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4235966 |
Process for the production of polysaccharide
A process for the production of polysaccharide consisting of a partially acetylated variable block copolymer of D-mannuronic and L-guluronic acid residues, comprises cultivating in a nutrient...
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4234688 |
Polysaccharide producing process using protease and Azotobacter
The solution viscosity of a polysaccharide, microbial alginate, produced by culturing strains of Azotobacter vinelandii, is controlled by addition of a protease to the culture broth. The protease...
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4234689 |
Production of α-emulsans
Growth of Arthrobacter Sp. ATCC 31012 on ethanol has been used to produce a new class of extracellular micro bial protein-associated lipopolysaccharides (the "α-emulsans") which, on a...
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4230800 |
Process for producing a polysaccharide using Pseudomonas polysaccharogenes M-30
New polysaccharide named M-30-C produced by cultivation of new strain Pseudomonas polysaccharogenes M-30 and having utility as hypocholesterol agents.
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4230699 |
Hexuronyl hexosaminoglycane sulfate and related therapeutical uses
Natural heteropolysaccharide, specifically hexuronyl hexosaminoglycane sulfate and, a process to obtain it, which substantially provides for the following steps: (a) hydrolysis of an animal...
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4225673 |
Method of preparing glucan having antitumor activity
A simple glucan has the repeating unit structure ##STR1## and has a mean molecular weight of about two million. It is produced by culturing mycelia of Coriolus Versicolor Iwade FERM-P No. 2743, and...
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4220717 |
Isolation and purification of polyribosyl ribitol phosphate from Haemophilus influenzae type b.
A process for the isolation and purification of immunologically active polyribosyl ribitol phosphate (PRP), the capsular polysaccharide of Haemophilus influenzae type b. The PRP has been purified...
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4218538 |
Two staged continuous fermentation process for production of heteropolysaccharide
A continuous two-stage process for the production of heteropolysaccharide by Xanthomonas bacteria on selected cereal grain carbohydrate substrates. The growth phase and the cell population of the...
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4202940 |
Glucan and a process for the production thereof using Elsinoe
A glucan which is characterized by repeating units of [3)--Glc--(1➝4)--Glc--(1➝4)--Glc--(1➝] wherein Glc represents alpha-D-glucopyranose residue. Said glucan may be prepared by cultivating a...
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4202966 |
Glucan polysaccharide
A glucan which is characterized by repeating units of [3)-Glc-(1➝4)-Glc-(1➝4)-Glc-(1➝] wherein Glc represents alpha-D-glucopyranose residue. This glucan may be prepared by cultivating a...
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4200693 |
Processes for producing glucan using Elsinoe
A glucan characterized by repeating units of [3)-Glc-(1➝4)-Glc-(1➝4)-Glc-(1➝] wherein Glc represents alpha-D-glucopyranose residue is produced by cultivating a microorganism of the genus...
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4200694 |
Novel pectin esterase, process for its production, and process for producing demethoxylated pectin by the use of said pectin esterase
A novel pectin esterase which randomly hydrolyzes the methyl ester bond of pectin can be obtained by cultivating, on a medium, a mold strain belonging to Genus Aspergillus, Genus Penicillium, Genus...
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4162939 |
Method for the cultivation of Basidiomycetes belonging to the genus Coriolus of Polyporaceae
The Basidiomycetes belonging to the genus Coriolus of family Polyporaceae are cultivated by using a glucose-yeast extract medium with the mixed ratio of glucose to yeast extract being within a...
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4160695 |
Process for the production of glucose from cellulose-containing vegetable raw materials
A process for the production of glucose from cellulose containing raw material by steam treatment at a temperature from 160° to 230° C. for from 2 minutes to 4 hours followed by lixiviation with...
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4159225 |
Method of producing a stable monokaryotic mycelium of Coriolus versicolor and its use in polysaccharide production
When a dikaryotic mycelium of Coriolus versicolor (Fr.) Quel. (a species of fungi belonging to the genus Coriolus of Polyporaceae) is subjected to a mechanical treatment such as grinding or...
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4151041 |
Process for production of maltopentaose and maltohexaose
Maltopentaose and maltohexaose are produced with commercial advantage by cultivation of Streptomyces myxogenes SF-1130 strain under aerobic conditions in an appropriate culture medium and recovery...
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4146706 |
Polysaccharide and process for the production thereof
Polysaccharides forming gels are produced by cultivating a microorganism such as Arthrobacter carbazolum FERM 2574 in a suitable medium.
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4130461 |
Continuous process for the production of polysaccharide under phosphate limiting conditions
Polysaccharide is produced in high yields by continuous culture of a polysaccharide-producing strain of Azotobacter vinelandii under phosphate-limited conditions, preferably with restricted oxygen...
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4110162 |
Production of a polysaccharide under carbon limiting conditions
Polysaccharide is produced in good yields with good control by continuous culture of a polysaccharide-producing strain of Azotobacter vinelandii under carbon-limited conditions, preferably with...
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4102743 |
Process for the removal of sucrose from a sugar mixture
A culture medium composed of necessary sources and tap water is sterilized, inoculated under strains of the genus Streptococcus and then cultivated under aeration and agitation. Subsequent to the...
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4094739 |
Method for purifying microbial polysaccharides
Microbial polysaccharides such as xanthan gum sometimes form cloudy suspensions rather than clear solutions when dispersed in water because of the presence of microbial cells therein. An aqueous...
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4079544 |
Oil recovery process employing thickened aqueous driving fluid
This specification discloses a process for the production of petroleum from a petroleum-containing subterranean reservoir employing an aqueous driving fluid containing, as a thickening agent, a...
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4078332 |
Method and apparatus for the synthesis of alga biopolymer
This specification discloses a method and apparatus for the synthesis of alga biopolymer. The method is comprised of two stages and involves subjecting an aqueous culture containing alga cells and...
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