286 results about "Genetically modified organism" patented technology

The present invention relates to a promoter for regulating expression of foreign genes in transgenic organisms, which comprises a promoter having the identifying characteristics of a promoter having a sequence selected from the group consisting of sequences set forth in SEQ ID NOS:1 to 3 and functional fragments or derivatives thereof, wherein said promoter is adapted to be operationally located with respect to said foreign gene for expression of said gene.

The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to novel substitution mutant receptors and their use in a Group H nuclear receptor-based inducible gene expression system and methods of modulating the expression of a gene in a host cell for applications such as gene therapy, large scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

A method of producing a transgenic cell comprising introducing into a cell a non-primate lentiviral expression vector comprising a nucleotide of interest (NOI). Also described is a method of producing a transgenic cell comprising introducing into a cell a lentiviral expression vector comprising a NOI capable of generating an antisense oligonucleotide, a ribozyme, an siRNA, a short hairpin RNA, a micro-RNA or a group 1 intron. Also described is a viral vector comprising a first nucleotide sequence, wherein said first nucleotide sequence comprises: (a) a second nucleotide sequence comprising an aptazyme; and (b) a third nucleotide sequence capable of generating a polynucleotide; wherein (a) and (b) are operably linked and wherein the aptazyme is activatable to cleave a transcript of the first nucleotide sequence such that said polynucleotide is generated.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to novel substitution mutant receptors and their use in a nuclear receptor-based inducible gene expression system and methods of modulating the expression of a gene in a host cell for applications such as gene therapy, large scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

A method and apparatus are disclosed for identifying a characteristic of a bulk flowable material. An identification marker is inserted into a bulk flowable material. The identification marker carries information identifying a specified property or properties of the material. A marker dispenser can be located at one or more handling sites of the bulk flowable material. The identification markers can be pre-prepared or property-related information can be added to the marker prior to or subsequent to dispensing. The identification markers can be paper-like labels, for example, or more complex devices. The system can be used to track the lifespan of a material or to indicate a property of the material to others, such as whether the material is a genetically modified organism (GMO). A pre-printed marker source containing a single continuous bar code is also disclosed.

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.

The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.

The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.

The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.

The invention relates to recombination systems and methods for eliminating nucleic acid sequences from the chromosomal DNA of eukaryotic organisms, and to transgenic organisms—preferably plants—which comprise these systems or were generated using these methods.

The gene encoding a 4-hydroxybutyryl-CoA transferase has been isolated from bacteria and integrated into the genome of bacteria also expressing a polyhydroxyalkanoate synthase, to yield an improved production process for 4HB-containing polyhydroxyalkanoates using transgenic organisms, including both bacteria and plants. The new pathways provide means for producing 4HB containing PHAs from cheap carbon sources such as sugars and fatty acids, in high yields, which are stable. Useful strains are obtaining by screening strains having integrated into their genomes a gene encoding a 4HB-CoA transferase and / or PHA synthase, for polymer production. Processes for polymer production use recombinant systems that can utilize cheap substrates. Systems are provided which can utilize amino acid degradation pathways, α-ketoglutarate, or succinate as substrate.

Compositions and methods are provided for integrating one or more genes of interest into cellular DNA without substantially disrupting the expression of the gene at the locus of integration, i.e., the target locus. These compositions and methods are useful in any in vitro or in vivo application in which it is desirable to express a gene of interest in the same spatially and temporally restricted pattern as that of a gene at a target locus while maintaining the expression of the gene at the target locus, for example, to treat disease, in the production of genetically modified organisms in agriculture, in the large scale production of proteins by cells for therapeutic, diagnostic, or research purposes, in the induction of iPS cells for therapeutic, diagnostic, or research purposes, in biological research, etc. Reagents, devices and kits thereof that find use in practicing the subject methods are also provided.

The present invention provides efficient transfer of genes into host cells or embryos to transform the cells or embryos by transposition vectors using the minimal amount of nucleotide sequences in the transposon piggyBac required for gene transfer. The transformed cells or embryos may also be developed into transgenic organisms.

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.

The present invention relates to a process for producing polyunsaturated fatty acids in an organism by introducing nucleic acids into the organism which code for polypeptides having acyl-CoA:lysophospholipid a cyltransferase activity. Advantageously, these nucleic acid sequences may, if appropriate together with further nucleic acid sequences coding for biosynthesis polypeptides of the fatty acid or lipid metabolism, be expressed in the transgenic organism. The invention furthermore relates to the nucleic acid sequences, to nucleic acid constructs comprising the nucleic acid sequences of the invention, to vectors comprising the nucleic acid sequences and / or the nucleic acid constructs and to transgenic organisms comprising the abovementioned nucleic acid sequences, nucleic acid constructs and / or vectors. A further part of the invention relates to oils, lipids and / or fatty acids produced by the process of the invention and to their use.

The present invention provides novel genes encoding Class II acyl-ACP thioesterases and variants thereof that are active on C8, C10, C12, C14, C16, and C18 acyl-ACP substrates. The thioesterases can be introduced into transgenic organisms, including microorganisms and photosynthetic organisms, for producing fatty acids and fatty acid products.

The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems isolated from or derived from non-bacterial organisms, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.

A genetically modified organism comprising: at least one nucleic acid sequence and / or at least one recombinant nucleic acid isolated from Alicyclobacillus acidocaldarius and encoding a polypeptide involved in at least partially degrading, cleaving, transporting, metabolizing, or removing polysaccharides, cellulose, lignocellulose, hemicellulose, lignin, starch, sugars, sugar oligomers, carbohydrates, complex carbohydrates, chitin, heteroxylans, glycosides, xylan-, glucan-, galactan, or mannan-decorating groups; and at least one nucleic acid sequence and / or at least one recombinant nucleic acid encoding a polypeptide involved in fermenting sugar molecules to a product. Additionally, enzymatic and / or proteinaceous extracts may be isolated from one or more genetically modified organisms. The extracts are utilized to convert biomass into a product. Further provided are methods of converting biomass into products comprising: placing the genetically modified organism and / or enzymatic extracts thereof in fluid contact with polysaccharides, cellulose, lignocellulose, hemicellulose, lignin, starch, sugars, sugar oligomers, carbohydrates, complex carbohydrates, chitin, heteroxylans, glycosides, and / or xylan-, glucan-, galactan, or mannan-decorating groups.

The invention relates to a method for the production of arachidonic acid in transgenic organisms, especially in transgenic plants and yeasts. The invention also relates to DNA sequences coding for a protein with enzymatic activity of a Δ5-desaturase from Phytophthera megasperma. The invention further relates to transgenic plants and plant cell and transgenic yeasts containing a nucleic acid molecule comprising a DNA sequence according to the present invention and having, on the basis thereof, an enhanced arachidonic acid synthesis in comparison with wild-type cells. The invention also relates to harvest products and propagating material of transgenic plants.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to a novel ecdysone receptor / chimeric retinoid X receptor-based inducible gene expression system and methods of modulating gene expression in a host cell for applications such as gene therapy, large-scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

The invention generally relates to polyunsaturated fatty acid (PUFA) polyketide synthase (PKS) systems isolated from or derived from non-bacterial organisms, to homologues thereof, to isolated nucleic acid molecules and recombinant nucleic acid molecules encoding biologically active domains of such a PUFA PKS system, to genetically modified organisms comprising PUFA PKS systems, to methods of making and using such systems for the production of bioactive molecules of interest, and to novel methods for identifying new bacterial and non-bacterial microorganisms having such a PUFA PKS system.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to novel substitution mutant receptors and their use in a nuclear receptor-based inducible gene expression system and methods of modulating the expression of a gene in a host cell for applications such as gene therapy, large scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to a novel ecdysone receptor / chimeric retinoid X receptor-based inducible gene expression system and methods of modulating gene expression in a host cell for applications such as gene therapy, large-scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to a novel ecdysone receptor / invertebrate retinoid X receptor-based inducible gene expression system and methods of modulating gene expression in a host cell for applications such as gene therapy, large-scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

This invention relates to the field of biotechnology or genetic engineering. Specifically, this invention relates to the field of gene expression. More specifically, this invention relates to novel substitution mutant receptors and their use in a Group H nuclear receptor-based inducible gene expression system and methods of modulating the expression of a gene in a host cell for applications such as gene therapy, large scale production of proteins and antibodies, cell-based high throughput screening assays, functional genomics and regulation of traits in transgenic organisms.

A technique for efficiently introducing a foreign gene into cells with the use of transposons. In particular, a technique for efficiently preparing a transgenic organism with the use of a transposon having its transposition activity strikingly enhanced through methylation of a sequence containing the transposon. The methylation is retained even after incorporation in a genome, and now can be utilized in actual gene incorporation in a genome. This technique can realize strikingly efficient gene transformation as compared with the a method of preparing a transgenic organism with the use of conventional transposons.

The gene encoding a 4-hydroxybutyryl-Co A transferase has been isolated from bacteria and integrated into the genome of bacteria also expressing a polyhydroxyalkanoate synthase, to yield an improved production process for 4HB-containing polyhydroxyalkanoates using transgenic organisms, including both bacteria and plants. The new pathways provide means for producing 4HB containing PHAs from cheap carbon sources such as sugars and fatty acids, in high yields, which are stable. Useful strains are obtaining by screening strains having integrated into their genomes a gene encoding a 4HB-CoA transferase and / or PHA synthase, for polymer production. Processes for polymer production use recombinant systems that can utilize cheap substrates. Systems are provided which can utilize amino acid degradation pathways, α-ketoglutarate, or succinate as substrate.