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Class 435/875 - Pseudomonas aeruginosa


Subclass of Class 435 - Chemistry: molecular biology and microbiology
No. of patents: 88
Last issue date: 08/30/2005


1      
NumberTitleIssue Date
6936447Autoinducer molecule
Autoinducer molecules, e.g., N-(3-oxododecanoyl)homoserine lactone, for Pseudomonas aeruginosa are described. The molecules regulate gene expression in the bacterium. Therapeutic compositions and therapeutic methods involving analogs and/or inhibitors of the ...
08/30/2005
6833259‘Pseudomonas stutzeri’ strain and process for preparation of xylanase
The present invention relates to a novel xylanase producing bacteria, Pseudomonas stutzeri deposited at the MCMRD, National Institute of Oceanography, Dona Paula, Goa 403004, India and having the assession number MCMRD-AB-001 and also deposited at the Agricul...
12/21/2004
6596520Immobilizing lipase by adsorption from a crude solution onto nonpolar polyolefin particles
Immobilized lipase is prepared by adsorbing lipase from a crude lipase solution onto polyolefin particles such as polypropylene particles which are nonpolar. The crude solution may be a cell-free culture broth. Lipase sources include Pseudomonas burkholde...
07/22/2003
6589771Methods for arousing dormant bacteria
A method for arousing dormant bacteria. The method comprises inducing diffusion of intracellular solutes from dormant bacteria and then allowing an adjustment period for a length of time sufficient to initiate arousal. The decrease in intracellular osmola...
07/08/2003
6492147Method for producing microbial polyester
A method for producing a microbial polyester by culturing a microorganism being capable of producing a poly hydroxyalkanoate polyester in a culture medium containing 1-hexene as a sole carbon source....
12/10/2002
6372434Methods for reducing the complexity of DNA sequences
Genomic or cDNA, or fragments and mixtures thereof, can be screened by generation of subsets and then subjecting the subsets to mismatch scanning procedures. Alternatively, DNA fragments can be generated by cutting with a restriction endonuclease that gen...
04/16/2002
6300121Method for reducing bioavailability of lead by a lead-sequestering soil bacterium
Bioavailability of lead and other heavy metals in the environment may be reduced by addition of microorganisms which sequester lead from the environment in the presence of phosphate. The microorganisms are highly mobile and are, therefore, capable of scav...
10/09/2001
6251641Treatment for the enhancement of bacterial exopolysaccharide recovery
A treatment for enhancing the recovery of exopolysaccharide from bacterial cells is disclosed, which treatment includes adding to a cultivation medium containing said cells an amount, effective for the purpose of an alkylsulfosuccinate surfactant....
06/26/2001
6245735Methods and products for treating pseudomonas infection
Methods and products for upregulating cystic fibrosis transmembrane conductance regulators are provided, including methods and products for the treatment of P. aeruginosa infection. The products include polysaccharides that interact with the cystic fibros...
06/12/2001
6130085Recombinant vector containing a sequence of a lipoprotein gene for the expression of nucleotide sequences
A recombinant vector for cloning a heterologous nucleotide sequence and/or expressing it and/or transferring it to a cell host. The vector includes, at a site which is not essential for replication, the gene coding for a lipoprotein other than E. coli lip...
10/10/2000
6066479Treatment for the enhancement of bacterial exopolysaccharide recovery
A treatment for enhancing the recovery of exopolysaccharide from bacterial cells is disclosed, which treatment includes adding to a cultivation medium containing said cells an amount, effective for the purpose of an alkylsulfosuccinate surfactant....
05/23/2000
6060287Production of oily emulsions mediated by a microbial tenso-active agent
The present invention is directed to methods for preparing biosurfactants for use in stabilizing emulsions of high viscosity hydrocarbons such as high viscosity crude oil wherein the biosurfactant is a metabolite of Pseudomonas Aeruginosa (USB-CS1). The r...
05/09/2000
6057288Autoinducer molecule
Autoinducer molecules, e.g., N-(3-oxododecanoyl)homoserine lactone, for Pseudomonas aeruginosa are described. The molecules regulate gene expression in the bacterium. Therapeutic compositions and therapeutic methods involving analogs and/or inhibitors of ...
05/02/2000
6001610Method for the particularly sensitive detection of nucleic acids
A method of detecting a target nucleic acid A is disclosed, comprising hybridizing the target nucleic acid A with a probe nucleic acid B which contains a sequence B1 which base pairs with a part of the target nucleic acid A and a sequence B2, cleaving the...
12/14/1999
5981210Method for determining a presence or absence of a nonparaffinophilic hydrophobic microorganism in a body specimen by using a DNA extraction procedure and a novel DNA extraction procedure
The method of the invention involves providing a first receptacle and a second receptacle. The first receptacle contains a sterile aqueous broth and the second receptacle contains an aqueous broth including a carbon source. The method then includes placin...
11/09/1999
5900496Microbial production of a novel compound 7,10-dihydroxy-8-octadecenoic acid from oleic acid
A strain of Pseudomonas Sp. bacterium (NRRL B-18602) has been discovered which is capable of converting oleic acid to the novel compound, 7,10-dihydroxy-8-octadecenoic acid (DOD). The production of DOD is unique in that it involves a hydroxylation at two ...
05/04/1999
5763233Process for the production of δ decalactone
This invention provides a process for the production of δ-decalactone by the microbial reduction of massoia lactone, characterized in that a bacterium having the ability to reduce massoia lactone is used as the microorganism. The δ-decalactone produced ...
06/09/1998
5744321Detection of fish spoilage by colorimetry
A rapid, on-site method for indicating the degree of spoilage, if any, of finfish by the level of bacteria present therein. A small quantity of flesh is cut from a representative fish and kneaded in a bacterial nutrient broth to extract any bacteria prese...
04/28/1998
5705163Target-specific, cytotoxic, recombinant pseudomonas exotoxin
A target-specific, cytotoxic, recombinant Pseudomonas exotoxin is described. Such toxins are made by inserting specific recognition molecules at specific cloning sites in at least domain III near the carboxyl terminus of the PE molecule. Various modificat...
01/06/1998
5688672Process for the biotechnological preparation of L-thienylalanines in enantiomerically pure form from 2-hydroxy-3-thienylacrylic acids
Process for the biotechnological preparation of L-thienylalanines in enantiomerically pure form from 2-hydroxy-3-thienylacrylic acids L-Thienylalanines are prepared via the hydantoin or the azlactone route. The starting substances used for the biotransformatio...
11/18/1997
5672504Process for enriching an ›R,S!-1,2-epoxide in one enantiomer by using microbes to convert one enantiomer to the other or to preferentially open the epoxide ring
A microorganism or a preparation thereof is permitted to act on a mixture of enantiomers of an epoxide such as 3-chlorostyrene oxide and the product optically active epoxide is recovered. The microorganism able to produce an optically active (S)-epoxide f...
09/30/1997
5591838Detection of conversion to mucoidy in pseudomonas aeruginosa infecting cystic fibrosis patients
Compositions and methods for detecting the conversion to mucoidy in Pseudomonas aeruginosa are disclosed. Chronic respiratory infections with mucoid Pseudomonas aeruginosa are the leading cause of high mortality and morbidity in cystic fibrosis. The initi...
01/07/1997
5523233Enzymatic hydrolysis of 3,3-diethyl-4-[(4-carboxy)phenoxy]-2-azetidinone esters
The present invention relates to a process for converting a racemic mixture of 3,3-diethyl-4-[(4-carboxy)phenoxy]-2-azetidinone esters into the corresponding (S)-acid using lipase derived from Pseudomonas sp. The process provides the target acid in high e...
06/04/1996
5512658Pseudomonas exotoxins (PE) and conjugates thereof having lower animal toxicity with high cytocidal activity through substitution of positively charged amino acids
Improved Pseudomonas exotoxins of low animal toxicity and high cytocidal activity are described. Substitution of positively charged amino acid residues with an amino acid residue without a positive charge provides markedly changed exotoxins. Conjugation o...
04/30/1996
5459067Method for producing optically active norborneol by ester hydrolysis
A method for producing an optically active norborneol is provided, which includes the step of bringing a microorganism or treated cells thereof into contact with (&#b1;)-exo-norbornane type ester represented by Formula (I), wherein the microorganism is se...
10/17/1995
5420022Fermentation process for preparing phenylacetic acid using phenylalanine as a starting material
Described is a process for preparing phenylacetic acid using phenylalanine as a starting material by means of first culturing one or more organisms from the genus Pseudomonas or from the genus Comamanas or mutants thereof; then intimately contacting the o...
05/30/1995
5344769Microbiological production of polyesters
The invention relates to a microbiological process for the production of polyesters and utilizes bacteria of the Pseudomanas fluorescens rRNA branch according to the phylogenetic classification of De Vos and De Ley. These bacteria are cultured under aerob...
09/06/1994
5246843Process for preparation of R-(-)-3-halogeno-1,2,-propanediol by treatment with microorganism
A process for preparation of R-(-)-3-halogeno-1,2-propanediol which comprises cultivating in a medium containing racemate 3-halogeno-1,2-propanediol a bacterium, which, when cultivated in a medium containing racemate 3-halogeno-1,2-propanediol as a sole c...
09/21/1993
5240851Lipase-producing Pseudomonas aeruginosa strain
A new lipase and a new protease, which can be produced by a new Pseudomonas strain, and methods of producing such lipase and protease using said strain, protease, or producing enzymatic additives for detergents whose main active component is the lipase of...
08/31/1993
5232850Predatory Pseudomonas strain as a control of bacterial and fungal plant pathogens
A biologically pure culture of naturally-occurring Pseudomonas strain 679-2 is described. This nonobligate bacterial predator microorganism and its extracellular products are useful for the control of many bacterial and fungal diseases of plants. Whole ce...
08/03/1993
5182206Pyrimine-producing bacteria
A novel pyrimine-producing strain belonging to genus Pseudomonas exhibits the following bacteriological properties: denitrification reaction: negative; assimilation of carbon sources: D-arabinose: positive L-lysine: negative and a novel pyrimine-producing stra...
01/26/1993
5143827Process for biotechnological upgrading of shale oil
A process for biotechnological upgrading of shale oil in selectively removing damaging nitrogen-containing compounds comprising treating the raw shale oil with special microbial cultures having specific ability to degrade the harmful nitrogen-containing c...
09/01/1992
5108924Pyrimine-producing bacteria
A novel pyrimine-producing strain belonging to genus Pseudomonas exhibits the following bacteriological properties: denitrification reaction: negative; assimilation of carbon sources: D-arabinose: positive L-lysine: negative and a novel pyrimine-producing stra...
04/28/1992
5084565Probes for the specific detection of Escherichia coli and Shigella
Nucleic acid probes capable of specifically hybridizing to rRNA of E. coli and Shigella species and not to rRNA of non-E. coli/Shigella are described along with methods utilizing such probes for the specific detection of E. coli and/or Shigella in food an...
01/28/1992
5068190N-acetylhexosamine-dehydrogenase, process for producing same, method for the quantitative analysis of N-acetylglucosamine or N-acetylgalactosamine using same and kit for use in the quantitative analysis
N-Acetylhexosamine-dehydrogenase which takes off hydrogen from N-acetylglucosamine or N-acetylgalactosamine to convert them to N-acetylglucosaminolactone or N-acetylgalactosaminolactone, respectively, and, at the same time, reduces co-enzymes NAD+
11/26/1991
5049499Process for biotechnological upgrading of shale oil
A process for biotechnological upgrading of shale oil in selectively removing damaging nitrogen-containing compounds comprising treating the raw shale oil with special microbial cultures having specific ability to degrade the harmful nitrogen-containing c...
09/17/1991
5013654Production 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 the culture medium an emulsifier which can be recovered an...
05/07/1991
4968612Continuous fermentation process for aromatic hydrocarbon bioconversion
This invention provides a continuous bioconversion process in which a non-growth toluene substrate is bio-oxidized by a specific microbe mutant strain to accumulated extracellular muconic acid at a bioreactor production rate of at least about 5 grams of m...
11/06/1990
4966844Method for microbial cell killing
In processes for recovery of biologically active polypeptides from fermentation cultures of recombinant host organisms, cell death is frequently a prerequisite for isolation processing of the recombinant product outside the fermentation vessel. Disclosed ...
10/30/1990
4933281Method for producing rhamnose
A method for large-scale production of rhamnose and 3-hydroxydecanoic acid is disclosed comprising the steps of growing microorganisms of Pseudomonas sp. capable of production of high levels of rhamnolipid in a defined culture medium containing vegetable ...
06/12/1990
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