摘要:
Compositions and methods relating to the use of sulfonylurea-mediated control of gene expression are provided. Compositions include sulfonylurea responsive chemical switches wherein the gene expression is regulated by a sulfonylurea compound. Compositions also include polynucleotides encoding the polypeptides as well as constructs, vectors, prokaryotic and eukaryotic cells, and eukaryotic organisms including plants and seeds comprising the polynucleotide, and/or produced by the methods. Also provided are methods to regulate expression of a polynucleotide of interest in a cell or organism, and methods to modify a genome, including in a plant or plant cell.
摘要:
Compositions and methods are provided for the introduction and the regulated expression of genes in plants. Compositions include promoter constructs that provide a level of activity useful for the regulated expression of site-specific recombinases, while avoiding premature excision. Further provided are isolated polynucleotides encoding novel babyboom polypeptides, expression cassettes, and plants comprising the same. Methods for the introduction of genes into plants are provided, including methods for plastid transformation and methods for the transformation of tissues from mature seeds and leaves.
摘要:
Compositions and methods relating to the use of tetracycline repressor in plants are provided. Compositions include a polynucleotide modified for expression in a plant, wherein the polynucleotide encodes a tetracycline repressor protein, as well as constructs, vectors, cells, plants and seeds comprising the polynucleotide, an/or produced by the methods. Also provided are methods to provide tetracycline repressor to a cell, and to regulate expression of a polynucleotide of interest in a cell, including a plant cell.
摘要:
Compositions and methods for modulating cell cycle and cell proliferation are provided. Additionally the compositions find use in enhancing disease resistance and increasing transformation efficiency in plants. The method involves transforming a plant with a sense or antisense prohibitin sequence. The prohibitin sequence acts to regulate cell division in the plant cell. Transformed plants, plant cells, tissues, and seed are also provided having enhanced disease resistance.
摘要:
Compositions and methods relating to the use of tetracycline repressor in plants are provided. Compositions include a polynucleotide modified for expression in a plant, wherein the polynucleotide encodes a tetracycline repressor protein, as well as constructs, vectors, cells, plants and seeds comprising the polynucleotide, an/or produced by the methods. Also provided are methods to provide tetracycline repressor to a cell, and to regulate expression of a polynucleotide of interest in a cell, including a plant cell.
摘要:
The present invention provides compositions and methods for regulating expression of isolated nucleotide sequences in a plant. The compositions are novel nucleic acid sequences for callus-tissue and seed embryo-preferred regulatory sequences. Methods for expressing an isolated nucleotide sequence in a plant or callus tissue using the regulatory sequences are also provided. The methods comprise transforming a plant cell to contain an isolated nucleotide sequence operably linked to the regulatory sequences of the present invention and regenerating a stably transformed plant or callus tissue from the transformed plant cell.
摘要:
The invention provides isolated nucleic acids and their encoded proteins that act as cell transcription inhibitors and methods of use thereof. The invention further provides expression cassettes, transformed host cells, transgenic plants and plant parts, and antibody compositions.
摘要:
The present invention provides compositions and methods for regulating expression of isolated nucleotide sequences in a plant. The compositions are novel nucleic acid sequences for seed-preferred regulatory sequences. Methods for expressing an isolated nucleotide sequence in a plant using the regulatory sequences are also provided. The methods comprise transforming a plant cell to contain an isolated nucleotide sequence operably linked to the seed-preferred regulatory sequences of the present invention and regenerating a stably transformed plant from the transformed plant cell.
摘要:
Methods and compositions for modulating plant development are provided. Nucleotide sequences and amino acid sequences encoding Ovule Development Protein 2 (ODP2) proteins are provided. The sequences can be used in a variety of methods including modulating development, developmental pathways, altering oil content in a plant, increasing transformation efficiencies, modulating stress tolerance, and modulating the regenerative capacity of a plant. Transformed plants, plant cells, tissues, and seed are also provided.
摘要:
A variety of methods and compostions are provided, including methods and compositions for targeted modification of a specific target site in a cell or organism, methods for integrating polynucleotides of interest, methods to assess promoter activity, directly select transformed organisms, minimize or eliminate expression resulting from random integration into the genome of an organism, such as a plant, remove polynucleotides of interest, combine multiple transfer cassettes, invert or excise a polynucleotide, silence a gene, and identify and/or characterize transcriptional regulating regions. The methods involve the introduction of a cell proliferation factor and a double-strand break-inducing enzyme into an organism.