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Class 435/184 - Enzyme inactivation by chemical treatment


Subclass of Class 435 - Chemistry: molecular biology and microbiology
Definition: Enzyme inactivation by chemical treatment: Processes wherein
No. of patents: 424
Last issue date: 04/10/2012


                    11  
NumberTitleIssue Date
4234680Method for terminating a peroxidase catalyzed reaction
Addition of a low concentration of an alkali metal metabisulfite completely stops color development in a peroxidase-labeled immunoassay wherein the peroxidase catalyzed reaction comprises oxidation of an achromatic substrate to the corresponding chromatic...
11/18/1980
4228150Method of inhibiting dextransucrase and oral compositions for use therein
Dextransucrase synthesis of dextran from sucrose is inhibited by novel fluorosucroses which are substituted with fluorine for at least the C6 hydroxyl, and which may also be substituted with fluorine for other hydroxyls. Oral compositions conta...
10/14/1980
4220714Composition for inhibiting adenylate-kinase and its use
A method and a combination of reagents are disclosed for determining the creatine kinase activity by inhibiting the action of creatine kinase, the improvement consisting in that adenosine - 5'- monophosphate is used in combination with an inorganic, prefe...
09/02/1980
4205068ଲ-Lactamase inhibitor EM4615
A substance which inhibits the enzyme ଲ-lactamase, produced by a wide range of microorganisms, is obtained when species of the microorganism Micromonospora are cultivated under aerobic fermentation conditions and this inhibitor can be isolated from ...
05/27/1980
4190573Process for the isolation of the polyvalent proteinase inhibitor
What is disclosed is a method for the isolation of the polyvalent proteinase inhibitor from aqueous extracts of animal organs by adsorbing the inhibitor from its aqueous solutions at pH 0.5 to 10.5 on an ion exchanger containing functional sulfonate or ph...
02/26/1980
4106995Microorganism growth inhibitor device
There is disclosed a device which inhibits the growth of microorganisms on the surface of a primary sensor element, such as the oxygen permeable membrane of a dissolved oxygen cell or the electrode and junction surfaces of a pH cell, immersed in an aqueou...
08/15/1978
4104379Substituted 1-alkylthiophenyl-2,3,4,5-tetrahydro-1H-3-benzazepine compounds
A group of 1-phenyl-1H-3-benzazepines whose structures are characterized by having a functional thio containing group on the 1-phenyl moiety and which have pronounced peripheral and diminished central dopaminergic activity. This activity is manifested in ...
08/01/1978
4101379Enzyme complex hydrolyzing bacterial mucus
A process for preparing complex enzymes capable of hydrolyzing bacterial mucus. A fermentation medium is inoculated with an appropriate bacterial species, fermentation of said medium is promoted while monitoring the development of complex enzymes in the f...
07/18/1978
4086139Differential inactivation of amylase in amylase-protease mixtures
Use of hypochlorite and chlorite ions to differentially inactivate amylase in protease-amylase mixtures, and product produced thereby....
04/25/1978
4067775Process and composition for determining the activity of creatinekinase-MB
A process for determination of CK-MB activity in a sample of a body fluid comprising the steps of incubating the sample, optionally in the presence of CK substrates, with antibodies which inhibit enzymatic activity of the M subunit in CK isoenzymes MM and...
01/10/1978
4062730Procedure for producing enzymes
The present invention concerns a procedure for the producing of enzymes which hydrolytically decompose proteins and peptides into amino acids and in which procedure the enzymes are produced in a bacterial culture consisting essentially of one or both of t...
12/13/1977
4035235Method of making lipophilic starch derivatives
This disclosure involves a method of making lipophilic modified starch derivatives that are suitable for encapsulating fats and oils and producing stable emulsions. The starch has a reduced viscosity with both hydrophobic and hydrophilic properties. The p...
07/12/1977
4026764Dry isomerase activation
The isomerase activity of a dry isomerase preparation (e.g., glucose isomerase) is enhanced by initially pretreating the isomerase in an aqueous solution which contains an activating amount of a metal ion activator and/or a thiol generating reducing agent...
05/31/1977
4024285Process for preparing plant protease solutions
Aqueous solutions of crude or food grade plant proteases are held at a pH of from 11 to 12.5 for a period of time sufficient to reversibly inactivate active proteolytic enzymes without substantially reducing total enzymatic activity....
05/17/1977
4019960Process for the production of a saccharase inhibitor
The invention relates to a saccharase inhibitor derived from Actinoplanaceae Strain CBS 961.70, including mutants and variants thereof, means for the production of said saccharase inhibitors comprising cultivation of Actinoplanaceae Strain CBS 961.70, inc...
04/26/1977
4014860Plasminostreptin (enzyme inhibitor) and method for producing it from streptomyces
Process for producing plasminostreptin by cultivating a Streptomyces microorganism....
03/29/1977
4014743Method for continuous preparation of cooked thinned starch pastes
Method for continuous enzyme liquefaction of starch to produce cooked thinned starch pastes, in which an enzyme-containing suspension of raw starch is continuously added to an agitated body of heated converting starch in a single chamber tank, whereby the...
03/29/1977
4013510Glycoside-hydrolase enzyme inhibitors
This invention relates to inhibitors for glycosidehydrolases derived from bacteria of the order Actinomycetales, means for their production comprising cultivation of a microorganism of the order Actinomycetales in appropriate nutrient solutions under cond...
03/22/1977
4010258Microbial amylase inhibitor and preparation thereof with the use of streptomyces diasticus var. amylostaticus
A new amylase inhibitor, called Amylostatin-A, which can be distinguished from those disclosed heretofore on the basis of its constitution, molecular weight, specificity for certain types of amylase and adsorbability, is obtained by cultivating a strain o...
03/01/1977
4001087Affinity labelling enzymes with esters of aromatic sulfonic acids
Novel esters of aromatic sulfonic acids are disclosed. The specific esters are nitrophenyl p- and m-amidinophenylmethanesulfonate. Also disclosed is a method for specific inactivation of the enzyme, thrombin, employing nitrophenyl p-amidinophenylmethanesu...
01/04/1977
3986930Lipase activity determining method and reagent
A reagent for determining lipase activity, which comprises as the active ingredient one of the S-acyl compounds of the formula: ##EQU1## WHEREIN N IS AN INTEGER OF 2 TO 4, INCLUSIVE; N' IS AN INTEGER OF 2 TO 4, INCLUSIVE OR OF 9 TO 13, INCLUSIVE; M I...
10/19/1976
3985621Stopping agents for enzyme reactions of dehydrogenase systems
New application of an aqueous alkali solution of cyclohexylaminopropanesulfonic acid, said acid being contained therein with a specific range of concentration and said solution having a specific range of pH value, as a stopping agent for stopping an enzym...
10/12/1976
3973608Microbial production of certain isoflavones
This invention relates to the novel compounds 3',5,7-trihydroxy-4',6-dimethoxy-isoflavone, 3',5,7-trihydroxy-4',8-dimethoxy-isoflavone and 3',7-dihydroxy-4',6,8-trimethoxy-isoflavone which are powerful inhibitors of catechol-O-methyl transferase (COM...
08/10/1976
3974184Microbial production of certain isoflavones
This invention relates to the novel compounds 3',5,7-trihydroxy-4',6-dimethoxy-isoflavone, 3'5,7-trihydroxy-4',8-dimethoxy-isoflavone and 3',7-dihydroxy-4',6,8-trimethoxy-isoflavone which are powerful inhibitors of catechol-O-methyl transferase (COMT...
08/10/1976
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