Patents
Sitemap › C12 - Biochemistry; Beer; Spirits; Wine; Vinegar; Microbiology; Enzymology; Mutation or genetic engineering › C12P - Fermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture › C12P 33 - Preparation of steroids
Patents for C12P 33 - Preparation of steroids (1,659)
11/1996
11/26/1996US5578470 Using cysteine
09/1996
09/03/1996US5552307 Method of using an elicitor to increase production of metabolites in biological cells
08/1996
08/22/1996WO1996025512A1 Microorganism of genus chrysosporium for use in preparing farnesyl transferase inhibitors
08/22/1996CA2211167A1 Microorganism of genus chrysosporium for use in preparing farnesyl transferase inhibitors
08/21/1996EP0727489A1 DNA sequence coding for an A. thaliana protein with delta-5,7-sterol-delta-7-reductase, the protein, process for the production, transformed yeast-strains and use
08/20/1996US5547868 Polypeptides
05/1996
05/28/1996US5521169 Ascosteroside and analogs thereof useful in antifungal compositions for methods of treating infections and inhibition of fungal growth
05/23/1996WO1996015253A1 Process for producing 1-hydroxymethyl-1.4-androstadiene-3.17-dione
05/14/1996US5516649 Side chain degradation
04/1996
04/25/1996WO1996012034A1 A microbiological process for the preparation of 17beta-carboxy substituted 3-oxo-4-azasteroids and the use of such products as inhibitors of the enzyme 5alpha-reductase
04/02/1996US5503988 Converting chlolesterol to cholesterone using chloesterol oxidase followed by treatment with epicholesterol dehydrogenase to form epicholesterol
01/1996
01/02/1996US5480781 Pure culture of bacillus
12/1995
12/28/1995WO1995030009A3 Identification, production and use of saponin glyclosyl hydrolases
12/05/1995US5472854 High yield without additional conversion of the steroid
11/1995
11/21/1995US5468773 Treating postmenopausal osteoporosis; side effect reduction
11/09/1995WO1995030009A2 Identification, production and use of saponin glyclosyl hydrolases
10/1995
10/24/1995US5460949 Method and composition for increasing the accumulation of squalene and specific sterols in yeast
09/1995
09/19/1995US5451510 Process for preparing 3α, 7α-dihydroxy-12-keto-5β-cholanic acid using bacillus spp. FERM BP-3394 and FERM BP-3397
08/1995
08/22/1995CA2032742C Method of producing brassinosteroids
07/1995
07/06/1995WO1995018142A1 Wf15604 substances
07/04/1995US5429934 Process for the production of 20-methyl-5,7-pregnadiene-3β,21-diol derivatives using mycobacterium
05/1995
05/23/1995US5418145 Fermenting a-sitosterol with Mycobacterium
05/04/1995WO1994029453A3 Oxidoreductase from filamentous fungi, dna coding therefor and cells transformed with said dna
03/1995
03/21/1995US5399685 Process for the preparation of 20-keto-21 alpha-01-steroids
03/01/1995EP0640339A1 Methods for inhibiting bone loss and cartilage degradation using wortmannin and its analogs
02/1995
02/26/1995CA2130617A1 Methods for inhibiting bone loss and cartilage degradation using wortmannin and its analogs
02/21/1995US5391777 Isolation of steroids containing a 5,7-diene functionality from a sterol mixture
02/21/1995US5391484 Process for the production of 4-pregnene-3,20-dione and its derivatives using mycobacterium NRRL B-3805
02/01/1995EP0636139A1 Isolation of steroids containing a 5,7-diene functionality from a sterol mixture
01/1995
01/24/1995US5384252 Cyclization of an unsaturated molecule with sulfonate leaving group
01/03/1995US5378611 Process for producing 6β,14α-dihydroxy-4-androstene-3, 17-dione amid 14α-hydroxy-4-androstene-3,6,17-trione from 4-androstene-3, 17-dione using myrothecium sp. ferm bp-4432
12/1994
12/22/1994WO1994029453A2 Oxidoreductase from filamentous fungi, dna coding therefor and cells transformed with said dna
12/22/1994WO1994029434A1 Cholesterol disposal fusion enzymes
12/22/1994CA2164206A1 Oxidoreductase from filamentous fungi, dna coding therefor and cells transformed with said dna
11/1994
11/23/1994CN1095418A Process for production of 6beta,14alpha-dihydroxy-4-androstene-3,17-dione
11/15/1994US5365017 Method and composition for increasing sterol accumulation in higher plants
09/1994
09/20/1994US5349126 Transforming with vector linked to DNA segment that encodes polypeptide with 3-hydroxy-3-methylglutaryl CoA reductase activity; insecticides
07/1994
07/20/1994EP0606485A1 Process for producing substance lowering cholesterol level
06/1994
06/15/1994EP0600946A1 METHOD OF PREPARING 14$g(a)-HYDROXY-4-ANDROSTENE-3,17-DIONE
06/01/1994EP0599658A2 Process for production of 6beta, 14alpha-dihydroxy-4-androstene-3, 17-dione
05/1994
05/28/1994CA2109680A1 Process for production of 6.beta.14.alpha.-dihydroxy-4-androstene-3, 17-dione
05/25/1994CN1087090A Complete synthesizing process for compound of 17-substituted 11 beta-substituted aromatic base 4,9-estradiene
04/1994
04/26/1994US5306862 Transforming plant with DNA consisting of nucleotides encoding hydroxy methyl glutaryl coenzyme A reductase, regenerating transformed plant
04/13/1994EP0424504B1 NOVEL 9$g(a)-HYDROXY-3-OXO-4,24(25)-STIGMASTADIEN-26-OIC ACID DERIVATIVES, A PROCESS FOR PREPARING SAME AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME
03/1994
03/29/1994US5298398 Preparation of 9-α-hydroxy-17-keto steroids using Mycobacterium species CBS 482.86
01/1994
01/04/1994US5275936 Fermenting 17 B-hydroxy-1-methyl-5A-androsten-1-en-3-one with microorganism culture of Rhodococcus rhodochrous
12/1993
12/29/1993EP0377009B1 1$g(b),15$g(a)-DIHYDROXY-1$g(a)-METHYL-5$g(a)-ANDROSTAN-3,17-DIONE, ITS PREPARATION AND USE
12/23/1993WO1993025702A1 Process for producing substance lowering cholesterol level
12/23/1993CA2115371A1 Process for producing a cholesterol-reduced substance
12/15/1993EP0574317A1 A new process for the preparation of 20-keto, 21-alpha-hydroxy steroids and intermediates therefor
10/1993
10/28/1993WO1993021205A1 Isolation of steroids containing a 5,7-diene functionality from a sterol mixture
10/05/1993US5250712 1β,15α-dihydroxy-1α-methyl-5α-androstane-3,17-dione, its production and use
09/1993
09/08/1993EP0350488B1 1,2-dehydrogenation of steroidal 21-esters with a. simplex
07/1993
07/06/1993US5225335 Enzymatic dehydrogenation
06/1993
06/01/1993US5215894 Biological process for producing 17β-N-monosubstituted carbamoyl-11-oxo-4-aza-5-α-androst-3-one testosterone-5-α reductase inhibitors
05/1993
05/12/1993EP0540649A1 Method for hydroxylation of a cyclic or acyclic methylene radical in the allylic position, pharmaceutical composition containing hydroxycholesterol derivatives and utilisation of such compositions for the preparation of drugs
04/1993
04/28/1993EP0539216A2 Novel microorganisms and a process for preparing 3alpha, 7alpha-dihydroxy-12-keto-5beta-cholanic acid
04/25/1993CA2081057A1 Novel microorganisms and a process for preparing 3.alpha., 7.alpha.-dihydroxy-12keto-5.beta.-cholanic acid
03/1993
03/18/1993WO1993005170A1 METHOD OF PREPARING 14α-HYDROXY-4-ANDROSTENE-3,17-DIONE
03/04/1993DE4129005A1 Verfahren zur herstellung von 14(alpha)-hydroxy-4-androsten-3,17-dion Process for the preparation of 14 (alpha) -hydroxy-4-androstene-3,17-dione
01/1993
01/26/1993US5182194 Method for preparing p-mentha-8-thiol-3-one
12/1992
12/22/1992US5173408 Mammalian pancreatic cholesterol esterase
12/16/1992EP0518661A1 Microbial conversion of bile acids
12/13/1992CA2070720A1 Microorganisms having a conversion ability to bile acids and method for preparing bile acids
11/1992
11/24/1992US5166055 Microbiological preparation of 9-alpha-hydroxy-17-keto steroids
11/17/1992US5164302 Method for preparing 7β-hydroxy-4-pregnene-3,20-dione derivatives
08/1992
08/11/1992US5137822 Yeast expression plasmid consist of yeast alcohol dehydrogenase and bovine adrenocortical cytochrome P-450-17-alpha cDNA
08/05/1992EP0496854A1 20-METHYL-5,7-PREGNADIENE-3$g(b),21-DIOL DERIVATIVES
08/05/1992EP0496846A1 Method of preparing 17-oxosteroids.
08/05/1992EP0496845A1 Process for producing 4-pregnene-3,20-dione and its derivatives.
07/1992
07/29/1992EP0300062B1 Novel androst-4-ene-3,17-dione derivatives and process for their preparation
06/1992
06/09/1992CA1302923C Process for producing 4-androstene -3,17-dione and 1,4-androstardiene -3,17-dione
05/1992
05/20/1992EP0486290A2 A method and composition for increasing the accumulation of squalene and specific sterols in yeast
05/12/1992US5112815 9α-hydroxy-3-oxo-4,24(25)-stigmastadien-26-oic acid derivatives, a process for preparing same and pharmaceutical compositions containing same
04/1992
04/15/1992EP0480730A2 Method and composition for increasing sterol accumulation in higher plants
04/01/1992EP0477961A2 Mitochondrial P450
03/1992
03/05/1992WO1992003572A1 Method of preparing 17-oxosteroids
03/05/1992WO1992003571A1 Process for producing 4-pregnene-3,20-dione and its derivatives
03/05/1992WO1992003465A1 20-METHYL-5,7-PREGNADIENE-3β,21-DIOL DERIVATIVES
03/05/1992CA2069932A1 20-methyl-5,7-pregnadiene-3beta,21-diol derivatives
02/1992
02/06/1992WO1992001803A1 Method for hydroxylation of a cyclic or acyclic methylene radical in the allylic position, pharmaceutical composition containing hydroxycholesterol derivatives and utilisation of such compositions for the preparation of drugs
01/1992
01/28/1992US5084388 Culture of crown gall cells with auxins, sterols, squalene and casamino acid
01/09/1992WO1991007483A3 Mammalian pancreatic cholesterol esterase
01/07/1992US5079377 Novel androst-4-ene-3,17-dione derivatives and method for preparing same
11/1991
11/06/1991EP0301102B1 NOVEL 7$g(b)-HYDROXY-4-PREGNENE-3,20-DIONE DERIVATIVES AND PROCESS FOR THEIR PREPARATION
07/1991
07/02/1991US5028722 Novel 7 β-hydroxy-4-pregnene-3,20-dione derivatives and method for preparing same
06/1991
06/26/1991EP0434375A1 Method of producing brassinosteroids
05/1991
05/30/1991WO1991007483A2 Mammalian pancreatic cholesterol esterase
05/21/1991US5017476 Method for the biocatalytic reaction of organic substances
04/1991
04/02/1991US5004695 Microbiological process for preparing 9α-hydroxy-4-androstene-3,17-dione
01/1991
01/30/1991CN1048857A Process for preparing 9 alpha-hydroxy-3-oxo-4.24 (25)- stigmastadien-26-oic acid derivatives
12/1990
12/04/1990US4975368 Anticarcogenic agents
11/1990
11/27/1990CA1276900C Process and compositions for preparing phenylalanine
11/15/1990WO1990013559A1 NOVEL 9α-HYDROXY-3-OXO-4,24(25)-STIGMASTADIEN-26-OIC ACID DERIVATIVES, A PROCESS FOR PREPARING SAME AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME
10/1990
10/16/1990US4963585 Antibiotic, leukotriene antagonist
10/10/1990EP0391503A2 Preparation of 7 beta-hydroxy-4-pregnene-3,20-dione derivatives
06/1990
06/27/1990EP0375075A1 A process for the microbiological preparation of steroids; genetically modified microorganisms suitable therefor
05/1990
05/30/1990EP0370000A1 Arrangement for a door
05/30/1990CN1042567A Process for the multiple oxidation of steroids and genetically engineered cells to be used therefor
05/16/1990EP0225892B1 Process for the preparation of 4-androstene-3,17-dione and of 1,4-androstadiene-3,17-dione
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