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113 results about "Fatty acid biosynthesis" patented technology

Fatty acid synthesis is the creation of fatty acids from acetyl-CoA and NADPH through the action of enzymes called fatty acid synthases. This process takes place in the cytoplasm of the cell.

Nucleic acid constructs and methods for producing altered seed oil compositions

InactiveUS20060206963A1Increased oleic acid contentReduce saturated fatty acid contentTransferasesBiofuelsFatty acid biosynthesisAdemetionine
The present invention is in the field of plant genetics and provides recombinant nucleic acid molecules, constructs, and other agents associated with the coordinate manipulation of multiple genes in the fatty acid synthesis pathway. In particular, the agents of the present invention are associated with the simultaneous enhanced expression of certain genes in the fatty acid synthesis pathway and suppressed expression of certain other genes in the same pathway. Also provided are plants incorporating such agents, and in particular plants incorporating such constructs where the plants exhibit altered seed oil compositions.
Owner:MONSANTO TECH LLC

Novel elongase gene and method for producing multiple-unsaturated fatty acids

The invention relates to a novel elongase gene with the sequences stated in sequence SEQ ID NO:1, SEQ ID NO: 3, SEQ ID NO: 5 and SEQ ID NO: 7 or their homologs, derivatives or analogs, to a gene construct comprising this gene or its homologs, derivatives and analogs, and to its use. The invention also relates to vectors or transgenic organisms comprising an elongase gene with the sequence SEQ ID NO:1, SEQ ID NO: 3, SEQ ID NO: 5 and SEQ ID NO: 7 or its homologs, derivatives and analogs. The invention furthermore relates to the use of the elongase gene sequences alone or in combination with further elongases and / or further fatty acid biosynthesis genes. The present invention relates to a novel elongase gene with the sequence SEQ ID NO:1 or its homologs, derivatives and analogs. Furthermore, the invention relates to a process for the preparation of polyunsaturated fatty acids and to a process for introducing DNA into organisms which produce large amounts of oils and, in particular, oils with a high content of unsaturated fatty acids. Moreover, the invention relates to an oil and / or a fatty acid preparation with a higher content of polyunsaturated fatty acids with at least two double bonds and / or a triacylglycerol preparation with a higher content of polyunsaturated fatty acids with at least two double bonds.
Owner:BASF AG

Nucleic acid sequences and methods of use for the production of plants with modified polyunsaturated fatty acids

The present invention is directed to nucleic acid molecules and nucleic acid constructs, and other agents associated with fatty acid synthesis, particularly the ratios of saturated and unsaturated fats. Moreover, the present invention is directed to plants incorporating such agents where the plants exhibit altered ratios of saturated and unsaturated fats. In particular, the present invention is directed to plants incorporating such agents where the plants exhibit altered ratios of monounsaturated to polyunsaturated fatty acids.
Owner:CALGENE LLC

Novel elongase gene, and process for the preparation of polyunsaturated fatty acids

The invention relates to a novel elongase gene with the sequences stated in sequence SEQ ID NO:1, SEQ ID NO: 3, SEQ ID NO: 5 and SEQ ID NO: 7 or their homologs, derivatives or analogs, to a gene construct comprising this gene or its homologs, derivatives and analogs, and to its use. The invention also relates to vectors or transgenic organisms comprising an elongase gene with the sequence SEQ ID NO:1, SEQ ID NO: 3, SEQ ID NO: 5 and SEQ ID NO: 7 or its homologs, derivatives and analogs. The invention furthermore relates to the use of the elongase gene sequences alone or in combination with further elongases and / or further fatty acid biosynthesis genes. The present invention relates to a novel elongase gene with the sequence SEQ ID NO:1 or its homologs, derivatives and analogs.Furthermore, the invention relates to a process for the preparation of polyunsaturated fatty acids and to a process for introducing DNA into organisms which produce large amounts of oils and, in particular, oils with a high content of unsaturated fatty acids. Moreover, the invention relates to an oil and / or a fatty acid preparation with a higher content of polyunsaturated fatty acids with at least two double bonds and / or a triacylglycerol preparation with a higher content of polyunsaturated fatty acids with at least two double bonds.
Owner:BASF AG

Nucleic acid constructs and methods for producing altered seed oil compositions

ActiveUS20050034190A9Suppressing endogenous expressionIncreasing endogenous expressionTransferasesBiofuelsFatty acid biosynthesisAdemetionine
The present invention is in the field of plant genetics and provides recombinant nucleic acid molecules, constructs, and other agents associated with the coordinate manipulation of multiple genes in the fatty acid synthesis pathway. In particular, the agents of the present invention are associated with the simultaneous enhanced expression of certain genes in the fatty acid synthesis pathway and suppressed expression of certain other genes in the same pathway. Also provided are plants incorporating such agents, and in particular plants incorporating such constructs where the plants exhibit altered seed oil compositions.
Owner:MONSANTO TECH LLC

High throughput screening method for biological agents affecting fatty acid biosynthesis

Provided is a screening method for compounds affecting fatty acid biosynthesis, the method comprising: providing a reaction mixture comprising: an acyl carrier moiety or enzymes and precursors sufficient to generate the acyl carrier moiety; a bacterial enzymatic pathway comprising at least two consecutively acting enzymes selected from the group consisting of: malonyl-CoA:ACP transacylase, beta-ketoacyl-ACP synthase III, NADPH dependent beta-ketoacyl-ACP reductase, beta-hydroxylacyl-ACP dehydrase and enoyl-ACP reductase; and substrates and cofactors required for the operation of the enzymes; contacting the reaction mixture with a prospective bioactive agent; conducting a high throughput measurement of the activity of the enzymatic pathway; and determining if the contacting altered the activity of the enzymatic pathway.
Owner:DEBIOPHARM INTERNATIONAL SA

Method for preparing resistant starch of corn

The invention relates to a preparation method of corn resistant starch, which uses common corn starch as raw material to produce corn resistant starch with multiple physiological functions and characteristics by combined treatment of microbial fermentation and hot pressing and cooling. The resistant starch has physiologic functions of effectively controlling body weight, preventing constipation, appendicitis, hemorrhoids and colon cancer, controlling diabetes, increasing lipid discharge, improving lipid composition, promoting absorption of zinc, calcium and magnesium ions, increasing removal of cholesterol and cholic acid, and reducing cholesterol biosynthesis, lipid absorption and fatty acid biosynthesis. The resistant starch used in food processing industry has better physicochemical properties than those of dietary fiber, low water retention capacity, good mouthfeel, no influence on food, and improve food texture. The invention solves the problems in production of resistant starch, including low yield and lack of high amylase starch in China.
Owner:JILIN AGRICULTURAL UNIV

Diacylglycerol acyltransferase gene from plants

The present invention relates to the isolation, purification, characterization and use of the plant diacylglycerol acyltransferase (DGAT) gene and genetic products. The invention includes isolated and purified DGAT DNA and relates to methods of regulating seed oil content, the ratio of diacylglycerol / triacylglycerol proportions in the seed oil, fatty acid synthesis, seed oil acyl composition, seed size / weight and carbon flux into other seed components, using the gene, and to tissues and plants transformed with the gene. The invention also relates to transgenic plants, plant tissues and plant seeds having a genome containing an introduced DNA sequence of the invention, and a method of producing such plants and plant seeds.
Owner:NAT RES COUNCIL OF CANADA

Plant pyruvate dehydrogenase kinase gene

The present invention relates to the isolation, purification, characterization and use of a mitochondrial pyruvate dehydrogenase kinase (PDHK) gene [SEQ ID NO:1](pYA5; ATCC No 209562) from the Brassicaceae (specifically Arabidopsis thaliana). The invention includes isolated and purified DNA of the stated sequence and relates to methods of regulating fatty acid synthesis, seed oil content, seed size/weight, flowering time, vegetative growth, respiration rate and generation time using the gene and to tissues and plants transformed with the gene. The invention also relates to transgenic plants, plant tissues and plant seeds having a genome containing an introduced DNA sequence of SEQ ID NO:1; or a part of SEQ ID NO:1 characterized in that said sequence has been introduced into an antisense or sense orientation, and a method of producing such plants and plant seeds. The invention also relates to substantially homologous DNA sequences from plants encoding proteins with deduced amino acid sequences of 25% or greater identity, and 50% or greater similarity, isolated and/or characterized by known methods using the sequence information of SEQ ID NO:1, and to parts of reduced length that are still able to function as inhibitors of gene expression by use in an anti-sense, co-suppression or other gene silencing technologies.
Owner:NAT RES COUNCIL OF CANADA

Cotton alpha-globulin promoter for seed-specific expression of transgenes

The present invention is directed to 5′ regulatory regions of a cotton seed-specific gene, α-globulin. The 5′ regulatory region, or parts thereof, when operably linked to either the coding sequence of a native gene, heterologous gene or a sequence complementary to a native plant gene, direct expression of the coding sequence or complementary sequence in a plant seed. The regulatory regions are useful in expression cassettes and expression vectors for the transformation of plants. Also provided are methods of modulating the levels of a native or heterologous gene such as a fatty acid synthesis or lipid metabolism gene by transforming a plant with the subject expression cassettes and expression vectors.
Owner:TEXAS A&M UNIVERSITY

Cell systems and methods for improving fatty acid synthesis by expression of dehydrogenases

The invention relates to methods for producing lipids such as fatty acid products in recombinant host cells engineered to express a non-native gene encoding a dehydrogenase. The recombinant microorganisms are able to proliferate at a higher rate as compared with microorganisms that do not express a non-native dehydrogenase gene, and cultures of microorganisms that are engineered for lipid production and that express a non-native dehydrogenase produce more lipid than cultures of control microorganisms that do not include a non-native dehydrogenase gene.
Owner:EXXON RES & ENG CO

Heterocyclic modulators of lipid synthesis

Compounds that are fatty acid synthesis modulators are provided. The compounds may be used to treat disorders characterized by disregulation of the fatty acid synthase function by modulating the function and / or the fatty acid synthase pathway. Methods are provided for treating such disorders including viral infections, such as hepatits C infection, cancer and metabolic disorders.
Owner:GANNEX PHARM CO LTD

Application of corytuberine in preparing medicament for resisting Eimeria tenella

The invention provides new uses of corytuberine in the preparation of anti-eimeria tenella medicines. The corytuberine can efficiently prohibit activity of malonyl monoacyl coenzyme A: ACP transacylase represented by amino acid sequences like SEQ NO.1. The enzyme is a key enzyme in the process of type II fatty acid synthesis of the eimeria tenella, the activity of the enzyme can be prohibited to disorder of the fatty acid metabolism of the eimeria tenella while having no influence on the fatty acid metabolism of hosts of the eimeria tenella, so as to realize the aim of prohibiting the eimeria tenella from invading chicken intestine epithelial cells.
Owner:广东省农业科学院兽医研究所

Breeding method for high-growing-capability crypthecodium cohnii mutant algal strain

ActiveCN106754862AThe effect of directional domestication is obviousEfficient and rapid breeding methodUnicellular algaeElectrical/wave energy microorganism treatmentFatty acid biosynthesisBiotechnology
The invention discloses a crypthecodium cohnii mutant algal strain breeding method taking an inhibitor (including but not limited to sethoxydim) of a key enzyme (Acetyl CoA carboxylase) for fatty acid synthesis as selective pressure. The method comprises atmospheric and room temperature plasma (ARTP) mutation of a crypthecodium cohnii algal strain and mutant algal strain screening under the selective pressure of the inhibitor (including but not limited to sethoxydim) of Acetyl CoA carboxylase, as well as crypthecodium cohnii algal strain acclimation under the selective pressure of the inhibitor (including but not limited to sethoxydim) of Acetyl CoA carboxylase. The method is characterized in that the ARTP mutation technique and the algal strain screening method based on the inhibitor (including but not limited to sethoxydim) of Acetyl CoA carboxylase are combined together, and also the algal strain acclimation method based on the inhibitor (including but not limited to sethoxydim) of Acetyl CoA carboxylase is used. Compared with a conventional crypthecodium cohnii algal strain breeding method, the breeding method provided by the invention has the characteristic that the high-growing-capability algal strain can be efficiently and quickly obtained.
Owner:KUNMING ZAONENG BIOTECH CO LTD

Transcription factor for enhancing embryogenesis of plant cell and synthesis of fatty acid as well as encoding gene and application thereof

The invention discloses a transcription factor for enhancing the embryogenesis of a plant cell and the synthesis of fatty acid as well as an encoding gene and an application thereof. The transcription factor is the following proteins: (a) a protein formed by an amino acid sequence disclosed by the sequence 3 in a sequence table; (b) relevant proteins derived from (a), enhancing the embryogenesis of the plant cell and obtained through replacing and / or losing and / or adding one or a plurality of amino acids in the amino acid sequence disclosed by the sequence 3 in the sequence table. The invention also discloses the encoding gene of the transcription factor and a recombined expression vector containing the gene, a transgene clone or a recombined germ. The transcription factor for enhancing the embryogenesis of a plant cell and the synthesis of fatty acid and the encoding gene thereof have great application values, such as enhancing the embryogenesis of the plant cell, culturing transgene plants with improved fatty acid content, being used as screening marks of the transgene plates, enabling plants to have asexual reproduction capacity and producing synthetic seed.
Owner:INST OF GENETICS & DEVELOPMENTAL BIOLOGY CHINESE ACAD OF SCI
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