Reverse transfection of cell arrays for structural and functional analyses of proteins
First Claim
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1. A microwell plate comprising an array of nucleic acid molecules and a transfection reagent wherein said nucleic acid molecules and transfection reagent are frozen in solution.
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Abstract
The present invention relates to articles and methods for determining the function of genes, gene products, and nucleic acid products. The present invention also relates to identifying ligands and binding partners or proteins and nucleic acid products. The present invention also relates to methods and compositions related to reverse-transfection.
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Citations
33 Claims
- 1. A microwell plate comprising an array of nucleic acid molecules and a transfection reagent wherein said nucleic acid molecules and transfection reagent are frozen in solution.
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8. An array comprising an array of nucleic acid molecules and a transfection reagent wherein said array of nucleic acid molecules comprises polymorphisms of a gene and wherein said transfection reagent and nucleic acid molecules are frozen or dried onto a surface.
- 9. An array comprising an array of nucleic acid molecules and a transfection reagent wherein said nucleic acid molecules encode at least one sensor and, optionally, at least one reporter, wherein said nucleic acid molecules and transfection reagent are frozen or dried on to a surface.
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11. A method of preparing a microarray for reverse-transfection, comprising an array of nucleic acid molecules comprising:
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a) depositing a composition comprising a nucleic acid molecule and a transfection reagent into a well of a microarray; and
b) freezing said microarray. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20, 21)
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22. A method of introducing a nucleic acid molecule into a cell comprising:
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a) thawing a microarray comprising a composition comprising a nucleic acid molecule; and
b) contacting a well of said microarray with said cell under appropriate conditions for entry of the nucleic acid molecule into the cell.
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23. A method of mapping a function of a nucleic acid molecule product comprising:
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a) contacting a composition comprising an array of nucleic acid molecules with a cell under appropriate conditions for entry of the nucleic acid molecule into the cell; and
b) measuring a function of said nucleic acid molecule product. - View Dependent Claims (24)
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25. A method of preparing an array of viable cells in a multi-well plate comprising
a) thawing a frozen microarray comprising an array of nucleic acid molecules; - and
b) contacting a well in said microarray with said cells. - View Dependent Claims (26, 27, 28)
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29. A frozen microarray comprising an array of cells, a nucleic acid molecule, and a transfection reagent.
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30. A frozen microarray comprising a nucleic acid molecules, an array of cells, a transfection reagent, or combinations thereof wherein said nucleic acid molecules encodes at least one sensor and, optionally, at least one reporter.
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31. A method of selecting a vaccine candidate protein comprising:
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a) contacting a composition comprising an array of nucleic acid molecules which encodes variants of said protein with a cell under appropriate conditions for entry of the nucleic acid molecule into the cell and expression of said protein on the cell surface; and
b) measuring the binding of said protein to a first antibody has desirable binding properties and is specific for said protein and, optionally, to a second antibody, wherein said second antibody is has undesirable binding properties, wherein a protein that binds to the first antibody, but not to the second antibody is selected as a vaccine candidate.
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32. A method for detecting a pathogen in a sample comprising:
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a) contacting said sample with an array of cells comprising ligands for said pathogens, wherein said ligands comprise a signaling mechanism that is activated upon binding of said pathogens to said ligands; and
b) detecting a signal, whereby detection of said signal indicates the presence of said pathogen.
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33. A method for detecting a protein in a sample comprising:
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a) contacting said sample with an array of cells comprising binding partners for said protein, wherein said binding partners comprise a signaling mechanism that is activated upon binding of said protein to said binding partners; and
b) detecting a signal, whereby detection of said signal indicates the presence of said protein.
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Specification