Matches 251 - 300 out of 372 < 1 2 3 4 5 6 7 8 >
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5013654 Production of emulsifying agents and surfactants  
A novel strain of Pseudomonas aeruginosa, designated as strain SB-1, is capable of growth on hydrocarbon substrates having 10 to 32 or more carbon atoms, during which growth there is secreted into...
5010184 Ionically modified agarose  
Novel ionically modified polysaccharides which contain α-glycosidic linkages, the ionic groups of which are attached to the polysaccharide component through the grouping of the formula ...
5010062 Therapeutic agent and method of inhibiting vascularization of tumors  
A method for at least partially inhibiting vascularization of a developing solid tumor. Said method comprising parenterally administering to the patient the polysaccharide toxin produced by group B...
4992536 Preparation of polycationic polysaccharides by site selective reaction  
Polycationic polysaccharide derivatives containing more than one cationic substituent per substituted hydroxyl group are prepared by a site selective reaction of a cationic polysaccharide...
4990500 Oxirane pseudooligosaccharides, a process for their preparation, their use and pharmaceutical preparations  
Oxirane-pseudooligosaccharides of the formula I ##STR1## in which z is zero or 1, their physiologically acceptable salts with acids, a process for their preparation, pharmaceutical preparations,...
4987222 Process for the controlled preparation of low molecular weight glucosaminoglycans  
A process for the controlled preparation of low molecular weight glucosaminoglycans by treating conventional high molecular weight glucosaminoglycans in the solid state or in solution form with a...
4985410 Quaternary ammonium salts of polysaccharides, prossessing hypocholesterolemic activity  
Quaternary ammonium salts of polysaccharides possessing hypochlolesterolemic activity and having the following general formula: ##STR1## in which A represents the monomer unit of a natural...
4975422 Angiogenesis inhibitor  
The present invention discloses an angiogenesis inhibitor containing as an active ingredient protein-polysaccharides produced by extraction of mycelia or fruit bodies obtained from culture of a...
4973580 Depolymerized dermatan sulfates endowed with an antithrombotic, fibrinolytic, antiinflammatory activity and pharmaceutical compositions containing such  
Process for the preparation of oligosaccharides by a controlled chemical depolymerization of natural polysaccharides, such as heparins, heparan sulfates, dermatan sulfates, chondroitinsulfates,...
4970150 Process for preparing chitosan oligosaccharides  
A process for preparing a low-molecular weight chitosan which comprises adding chitosan to water containing a monobasic acid to prepare an intimate chitosan-water mixture and treating said mixture...
4965353 Polysaccharide esters and their salts  
The invention concerns the esters of hyaluronic acid in which all or only a portion of the carboxylic groups of the acid are esterified, and the salts of the partial esters with metals or with...
4963666 Material of polysaccharides containing carboxyl groups, and a process for producing such polysaccharides  
Method of crosslinking carboxyl-containing polysaccharides in that the polysaccharide is at first activated with a bi- or polyfunctional reagent, and then after removal of any potential excess of...
4957744 Cross-linked esters of hyaluronic acid  
Cross-linked esters of hyaluronic acid are provided which result from the esterification of polyhydric alcohols with two or more carboxy groups of the hyaluronic acid polysaccharide. These...
4952567 Inhibition of lipogenesis  
A process which comprises administering an antagonist of protein kinase C and/or the insulin receptor tyrosine kinase to a mammal in an amount therapeutically effective to inhibit lipogenesis in...
4950750 Glycolipid containing N-glycolylneuraminic acid and method of producing the same  
The present invention provides ganglioside-related compounds expressed by the following formula: ##STR1## (wherein R 1 denotes a hydrogen atom or SiR 3 R 4 R 5 (wherein R 3 and R 4 each...
4940694 Therapeutic use of GM1 in severe cerebral ischemic strokes pathologies  
A pharmaceutical preparation containing the ganglio-side GM 1 or an inner ester derivative thereof and a method for increasing cerebral blood flow in stroke victims by acute administration of GM 1...
4939083 Carbohydrate specific to chronic myelogenous leukemia granulocytes  
A substantially purified carbohydrate is provided which is isolated from chronic myelogenous leukemia cells. The carbohydrate is immunogenic and can be utilized to raise both polyclonal and...
4937327 Derivative of D.25, process for its preparation, its use as an immunostimulant, and pharmaceutical compositions containing the derivative  
The present invention relates to a polysaccharide derivative, which is a derivative of D.25 in which the galactofuranose (Gal f ) residues of the linear polysaccharide chain have been converted at...
4918170 Process for producing gangliosides  
The present invention provides a novel process for producing gangliosides such as GM 3 and GM 4 and analogues thereof. This process has the excellent characteristics in that in introduction of...
4910142 Cell culture microcarrier, method for preparing same and use thereof for cultivating anchorage-dependent cells  
A cell culture microcarrier having positively charged cross-linked polysaccharides and basic groups linked therewith wherein the basic groups have the formula (I) ##STR1## with Z being an...
4886787 Method of preventing adhesion between body tissues, means for preventing such adhesion, and process for producing said means  
The invention is concerned with a method of preventing adhesions or accretions of body tissues inter se by means of employing a degradable gel of a crosslinked carboxyl-containing polysaccharide....
4885244 Method of producing hyaluronic acid  
High molecular weight hyaluronic acid can be efficiently produced by incorporating one or more compounds having at least one aromatic ring to which one or more hydroxyl groups are attached into a...
4882317 Covalently-modified bacterial polysaccharides, stable covalent conjugates of such polysaccharides and immunogenic proteins with bigeneric spacers and methods of preparing such polysaccharides and conjugataes and of confirming covalency  
Covalently modified bacterial polysaccharides and proteins; covalent conjugates of such polysaccharides linked by a bigeneric spacer, which permits proof of covalency and facilitates purification...
4879375 Preparation of hyaluronic acid from synovial fluid  
A method for preparing high purity hyaluronic acid comprising treating a proteinaceous solution containing hyaluronic acid to precipitate protein and said hyaluronic acid from the solution,...
4871839 Skin treatment composition  
A composition suitable for topical application to human skin, particularly the scalp comprises a minoxidil glucuronide together with a cosmetically and/or physiologically acceptable vehicle. The...
4870166 Process for preparing high-purity dematan sulphate, and pharmaceutical compositions which contain it  
A process for preparing dermatan sulphate (DS) of pharmaceutical purity from animal organs rich in mucopolysaccharides (MPS), by: (a) stabilizing the fresh organs by freezing them either as such or...
4859349 Polysaccharide/perfluoroalkyl complexes  
The instant invention relates to water-soluble anionic polysaccharides bound to perfluoroalkyl cationic surfactants. Polymer complexes are formed which are especially useful for fighting fires of...
4851338 Method for diagnosing the presence of bacteria  
A composition for therapeutic or diagnostic use in regard to pathogenic microorganisms, containing as an active constituent a structural element having the formula: ##STR1## wherein R 1 , R 2 , R 3...
4851395 Nitrogen-containing polysaccharide  
Disclosed is nitrogen-containing polysaccharide substantially free of units having a molecular weight below about 5,000, said nitrogen-containing polysaccharide having been extracted from Coriolus...
4851521 Esters of hyaluronic acid  
The invention concerns the esters of hyaluronic acid in which all or only a portion of the carboxylic groups of the acid are esterfied, and the salts of the partial esters with metals or with...
4849413 Ganglioside derivatives  
New functional ganglioside derivatives comprising ester, amide and peracylated derivatives of gangliosides, preparation procedures therefor, pharmaceutical preparations containing the same, and the...
4837313 Polygalactosamine PF-192 and salts thereof  
A natural polymer material PF-102 and salts thereof are widely available as a convenient flocculant for fine suspended matters. PF-102 can be produced by, for example, an imperfect fungus...
4831021 Ganglioside derivatives  
A novel mono-sialo ganglioside derivative substantially identical chemically and physically with a product prepared by (a) concentration of an aqueous solution of a mono-sialo ganglioside and...
4831126 Antigenic polysaccharide specific to Brucella abortus and Yersinia enterocolitica serotype 0:9  
The antigenic O-chain polysaccharides from Brucella abortus and Yersinia enterocolitica serotype 0:9 have similar structure, i.e. 1-2 linked 4,6-dideoxy-4-formamido-α-D-mannopyranosyl units. The...
4830852 Covalently-modified neutral bacterial polysaccharides, stable covalent conjugates of such polysaccharides and immunogenic proteins and methods of preparing such polysaccharides and conjugates  
Covalently-modified neutral bacterial polysaccharides; covalent conjugates of such polysaccharides linked by a bigeneric spacer, with immunogenic bacterial membrane or other proteins, which...
4814437 Method for preparation of sulfated polysaccharides by treating the polysaccharide with a reducing agent before sulfation  
A new method for preparation of sulfated polysaccharides by means of pyridine-chlorosulfonic acid reagents. The polysaccharide is before sulfation treated with a reducing agent, e.g. sodium...
4810784 Process for covalent coupling for the production of conjugates, and products hereby obtained  
A process to produce by covalent binding conjugates of a substance containing a 2-amino-2-deoxyglycopyranosyl residue the NH 2 -function of which in its most stable conformation is equatorially...
4808576 Remote administration of hyaluronic acid to mammals  
The present disclosure is concerned with the discovery that hyaluronic acid, an agent well known to reduce the sequelae of trauma in mammalian joint tissue when applied directly to the traumatized...
4801619 Hyaluronic acid preparation to be used for treating inflammations of skeletal joints  
Hyaluronic acid preparation containing an effective amount of hyaluronic acid of a molecular weight exceeding 3×10 6 dalton, for intra-articular administration in the treatment of steroid...
4801539 Fermentation method for producing hyaluronic acid  
Streptolysin-free hyaluronic acid is produced by cultivating a microorganism belonging to a genus Steptococcus which is anhemolytic and is capable of producing hyaluronic acid (e.g., Streptococcus...
4784990 High molecular weight sodium hyaluronate  
A novel mutant microorganism Streptococcus zooepidemicus HA-116 ATCC 39920, has been produced. The microorganism produces large amounts of high molecular weight hyaluronic acid. The invention...
4782046 Ultrapure hyaluronic acid and method of making it  
Hyaluronic acid having controlled molecular weight and substantially free of protein and nucleic acids can be prepared from a hyaluronidase-negative or hyaluronidase inhibited microbiological...
4772419 Shaped article and processes for its preparation  
A shaped article based upon cross-linked, possibly derivatized hyaluronic acid or a salt thereof is characterized in that it has a dry matter content of at least 65 percent by weight and a tensile...
4764507 Polysaccharide RDP substance  
A polysaccharide RDP substance having the ultraviolet absorption spectrum depicted in FIG. 1, the infrared absorption spectrum depicted in FIG. 2 and the 13 C-NMR spectrum depicted in FIG. 3 is...
4762825 Polysaccharide RON substance  
A polysaccharide RON substance having the ultraviolet absorption spectrum depicted in FIG. 1, the infrared absorption spectrum depicted in FIG. 2 and the 13 C-NMR spectrum depicted in FIG. 3 is...
4761401 Oligosaccharides  
Esterified oligosaccharides particularly estersified disaccharides containing a uronic acid residue and a hexosamine residue joined through a glycosidic linkage. Such as useful in cosmetic and...
4740589 Capsular polysaccharide metal complex vaccines  
Complexes comprising a metal constituent and a bacterial capsular polysaccharide constituent, wherein the polysaccharide contains sialic acid, are useful in the prophylaxis and treatment of...
4734403 Membrane polysaccharides which are useful as immunostimulants  
The present invention relates to a membrane polysaccharide of bacterial origin having the following quantitative analytical composition: TBL ______________________________________ galactose...
4727136 Modified meningococcal group B polysaccharide for conjugate vaccine  
The group B polysaccharide of Neisseria meningitidis is chemically modified to enhance the immune response thereto, thereby providing cross-reactive antibodies of high affinity. The N-acetyl group...
4725585 Method of enhancing the host defense  
The invention relates to a method of enhancing or regulating the host defense of a mammal, said method comprising administering to a mammal a therapeutically effective amount of hyaluronic acid.
Matches 251 - 300 out of 372 < 1 2 3 4 5 6 7 8 >