Patents for C12P 17 - Preparation of heterocyclic carbon compounds with only o, n, s, se, or te as ring hetero atoms (13,366)
09/2001
09/05/2001CN1311333A Micro-organism method for prepn. of optical 3-hydroxy pyrrolidine derivatives
09/05/2001CN1070487C Hexahydronaphthalene ester derivatives, their prepn. and their therapeutic uses
09/04/2001US6284500 Microorganism resistant to threonine analogue and production of biotin
08/2001
08/30/2001WO2001062950A1 Novel antibiotic wk-6150 and process for producing the same
08/30/2001WO2001062949A1 Method of purifying a fermentation broth
08/30/2001WO2001014576A3 Process and intermediates for the preparation of isoxazolecaroxamides and analogues
08/30/2001US20010018529 Chemical intermediate for antidiabetic drug
08/30/2001US20010018450 Amycomycin, a process for its production and its use as a pharmaceutical
08/30/2001US20010018201 Using hapten
08/30/2001CA2400952A1 Method of purifying a fermentation broth
08/29/2001EP1127055A2 Stereoselective process for producing cryptophycins
08/29/2001EP0547065B1 Melanin production by transformed microorganisms
08/29/2001CN1310766A Improved process for clavulanic acid production
08/29/2001CA2338308A1 Microbial process for preparation of optically active 3-hydroxypyrrolidine derivatives
08/23/2001WO2001061027A1 Processes for producing optically active 1,2-epoxy-2,6,6-trimethylcyclohexane methanol
08/23/2001WO2001060977A1 Purple photosynthetic bacteria and health foods
08/23/2001WO2001060976A1 Single colonies of myxobacteria cells
08/23/2001WO2001012827A3 Method for production of transgenic plants with increased tocopherol content
08/23/2001US20010016350 Polynucleotides
08/22/2001EP1125498A2 Spore germination inhibitor and food using the same
08/22/2001EP1124980A2 Method for the production of quercetin and isoquercetin derivatives
08/22/2001CN1309566A Nocathiacin antibiotics
08/21/2001US6277626 Lactam esters are contacted with a biocatalyst, such as enzyme or a microorganism, in solution wherein only one enantiomer is selectively hydrolyzed to give optically active isomer of corresponding acid; separating hydrolysis product
08/21/2001US6277609 Method to produce biotin
08/21/2001CA2070697C Octalactone-containing composition, fermentation process for producing same and organoleptic uses thereof
08/21/2001CA2012955C Antitumor substance be-13793c
08/16/2001WO2001059126A2 Gene cluster encoding a nystatin polyketide synthase and its manipulation and utility
08/16/2001WO2001011024A3 Bryostatins, bryopyrans and polyketides: compositions and methods
08/16/2001EP1123937A1 Substance gm-95, process for producing the same and utilization thereof
08/16/2001EP1123409A2 Method of producing gamma-decalactone
08/16/2001EP0877742B1 Method of production of lovastatin
08/16/2001EP0731843B1 Tyrosinase-activator protein fusion enzyme
08/16/2001CA2399689A1 Gene cluster encoding a nystatin polyketide synthase and its manipulation and utility
08/15/2001CN1308682A Fermentation process to produce clavulanic acid at a low concentration of free amino acids
08/14/2001US6274575 Isolation of clavulanic acid from fermentation broth by ultrafiltration
08/14/2001US6274560 Incubating diketide with modified polyketide synthase; recovering; genetic engineering
08/14/2001US6274360 Conversion of compactin to pravastatin by Actinomadura
08/14/2001CA2025678C Natural delta-lactones and process of the production thereof
08/09/2001WO2001057237A2 Methods employing increased dye-fluorescence upon nitroreduction
08/09/2001WO2001007574A3 Modified cytochrome p450 monooxygenases
08/08/2001EP1122305A1 Glutamate dehydrogenase-transformed streptomyces clavuligerus with an improved capacity to assimilate ammonia
08/07/2001US6271194 Perfume
08/07/2001US6271006 Enzymatic process for the manufacture of ascorbic acid, 2-keto-L-gulonic acid and esters of 2-keto-L-gulonic acid
08/02/2001US20010010930 Process for producing isoflavone aglycone-containing composition
08/01/2001EP1119635A1 Non-homogeneous systems for the resolution of enantiomeric mixtures
08/01/2001EP1119628A2 Dna sequences for enzymatic synthesis of polyketide or heteropolyketide compounds
07/2001
07/31/2001US6268191 Dehydrating hydrocolloid gel beads having a network structure capable of swelling in aqueous media, imbibing into the gel beads an enzyme in an aqeous solution to form imbibed gel beads, recover imbibed beads with immobilized enzyme
07/31/2001US6268186 By recovering compounds such as lovastatin from a fermentation broth by purifying with an adsorbent resin, extraction using toluene, lactonization, if necessary and washing in toluene with water before isolation
07/31/2001CA2129661C Biochemical purification of simvastatin
07/26/2001WO2001053330A2 High purity lipopeptides, lipopeptide micelles, processes for preparing same and pharmaceutical compositions containing them
07/26/2001WO2001053309A1 Methods and compositions for bioremediation
07/26/2001WO2001018007A3 Method for separating lactone-containing high-molecular weight compounds
07/26/2001CA2743326A1 High purity lipopeptides, lipopeptide micelles and processes for preparing same
07/25/2001EP1118674A1 Process for producing optically active tropinone monocarboxylic acid derivative
07/25/2001EP1118665A1 Recombinant production of aromatic polyketides
07/25/2001EP1117823A1 Resolution of trans-2 -(alkoxycarbonylethyl) -lactams useful in the synthesis of 1- (4-fluorophenyl) -3(r) - 3(s) -hydroxy-3 -(4-fluorophenyl) -propyl)] -4(s) -(4-hydroxyphenyl) -2-azetidinone
07/25/2001EP1117820A1 Fermentation of clavulanic acid at a controlled level of ammonia
07/25/2001EP1117801A2 Polyketide synthase enzymes and recombinant dna constructs therefor
07/25/2001EP1117760A1 Taxane and taxine derivatives from penicillium sp.
07/25/2001EP0828725B1 Process for the recovery of ascorbic acid
07/25/2001EP0684944B1 Coupling product obtained from hystamine and an amino acid
07/25/2001CN1305530A Genes for biosynthesis of EPOTHILONE
07/24/2001CA2039030C Microorganisms and process for producing biotin vitamers using the same
07/19/2001WO2001051482A1 Extraction of flavonoids
07/19/2001WO2001051476A2 Production of taxol and taxanes
07/19/2001US20010008770 Biocatalyst for petrochemicals; genetic engineered nucleic acid
07/19/2001US20010008768 Large-scale production of polyphenols or polyaromatic amines using enzyme-mediated reactions
07/19/2001US20010008647 Flavorings
07/19/2001CA2395573A1 Production of taxol and taxanes
07/18/2001EP1116795A1 Process for producing optically active pyridineethanol derivatives
07/18/2001EP1115881A1 Process for the enzymatic kinetic resolution of 3-phenylglycidates by transesterification with aminoalcohols
07/18/2001EP1115850A1 Microbead immobilization of enzymes
07/17/2001US6262340 Production of polyketides in plants
07/17/2001US6262295 Process for the preparation of a racemic or optically active 4-(hydroxymethyl)-2-cyclopentene derivative
07/17/2001US6261830 Enzymatic process for stereoselective preparation of a tertiary acid
07/17/2001US6261826 Antibiotic TKR2648 and process for producing the same
07/17/2001US6261816 Culturing recombinant host cells having modified modular polyketide synthase having deactivated ketosynthase catalytic domain which prevents enzyme from using natural starter unit, then optionally recovering modified synthase
07/17/2001US6261811 Synthesis of natural product metabolites using immobilized fungal spores
07/17/2001US6261810 Enzymatic oxidative deamination process
07/17/2001CA2126910C Isolation and structure of spongistatins 5, 7, 8, and 9
07/12/2001WO2001049833A2 Recombinant pinoresinol/lariciresinol reductase, recombinant dirigent protein, and methods of use
07/12/2001WO2000063361A3 A multi-plasmid method for preparing large libraries of polyketides and non-ribosomal peptides
07/12/2001US20010007761 Novel process for the isolation of clavulanic acid and of pharmaceutically acceptable salts thereof
07/12/2001CA2396798A1 Recombinant pinoresinol/lariciresinol reductase, recombinant dirigent protein, and methods of use
07/11/2001EP0683783B1 Rapamycin derivative process for its preparation and its use
07/11/2001CN1302612A Preparation method of medicinal composition containing 1,3-oxathin cyclopentane nucleoside analogues
07/11/2001CN1068381C Method of producing taxane-type diterpene
07/10/2001US6258574 Stereospecifically esterifying a racemic mixture of cis-substituted tetrahydropyran-4-ol using esterase
07/10/2001US6258554 Selecting parent strain from corynebacterium, brevibacterium or escherichia having transkelolase activity, reducing or deactivating transketolase, and then dectecting increase in productivity of phosphoribosyl pyrophosphate
07/05/2001WO2001048216A1 Process for the biological production of l-pipecolic acid
07/05/2001WO2001048215A1 RICE-ORIGIN GIBBERELLIN 2β-HYDROXYLASE GENES AND UTILIZATION THEREOF
07/05/2001CA2394807A1 Gibberellin 2.beta.-hydroxylase genes of rice and uses thereof
07/04/2001EP1112344A2 Bacterial strains for the production of 2-keto-l-gulonic acid
07/04/2001CN1068049C Antibiotic producing method utilizing hydropic streptomyce
07/03/2001US6255505 Microbial polyunsaturated fatty acid containing oil from pasteurised biomass
07/03/2001US6255325 Chronic, bolus administration of D-threo methylphenidate
07/03/2001US6255087 For example, enantioselective reduction of 7-(1-oxoethyl)-1,2,4-triazolo(1,5-a)pyrimidine to 7-(1-hydroxyethyl)-1,2,4-triazolo(1,5-a)pyrimidine with microogranisms in the presence of glucose as carbon source
07/03/2001CA2009508C Pf 1022 substance, method of producing same and anthelmintic composition containing same
06/2001
06/28/2001WO2001046451A1 Migrastatin, process for producing the same and medicinal compositions
06/28/2001WO2001040442A8 Novel bacterial isolate and the preparation and use of its active metabolites
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