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    • 3. 发明专利
    • Iterative probe design and detailed expression profiling with flexible in-situ synthesis arrays
    • AU6213500A
    • 2001-02-05
    • AU6213500
    • 2000-07-14
    • ROSETTA INPHARMATICS INC
    • FRIEND STEPHEN HSTOUGHTON ROLANDLINSLEY PETER SBURCHARD JULJA
    • C12N15/09C12M1/00C12Q1/68G06F19/20
    • Methods and compositions are provided that are useful for detecting and reporting a plurality of different target polynucleotide sequences in a sample, such as polynucleotides corresponding to a plurality of different genes expressed by a cell or cells. In particular, the invention provides methods for screening a plurality of candidate polynucleotide probes to evaluate both the sensitivity and the specificity with which each candidate probe hybridizes to a target polynucleoide sequence. Candidate polynucleotide probes can then be ranked according to both their sensitivity and specificity, and probes that have optimal sensitivity and specificity for a target polynucleotide sequence can be selected. In one embodiment, polynucleotide probes can be selected according to the methods described herein to prepare "screening chips" wherein a large number of target polynucleotide sequences are detected using a single microarray have a few (e.g., 1-5) probes for each target polynucleotide sequence. In a particularly preferred embodiment, the invention provides a screening chip that can detect genetic transcripts from the entire genome of an organism. In an alternative embodiment, polynucleotide probes can be selected according to the methods described herein to prepare "signature chips" to more accurately detect certain selected "signature genes" using several polynucleotide probes (e:g., 10-20) for each signature gene. The invention additionally provides microarrays containing polynucleotide probes for a large number of genes expressed by a cell or organism. Further, methods for detecting a plurality of polynucleotide molecules, including a large number of genes expressed by a cell or organism, are also provided.
    • 7. 发明专利
    • BR9914913A
    • 2001-10-16
    • BR9914913
    • 1999-10-27
    • ROSETTA INPHARMATICS INC
    • FRIEND STEPHEN HSTOUGHTON ROLANDHE YUDONG
    • G01N33/50C12M1/00C12N15/09C12P21/04C12Q1/68C40B30/02C40B30/04C40B40/02C40B50/02C40B50/06C40B60/12G01N33/15G01N33/68G06F17/10G06F17/16G06F17/18G06F17/30G06F19/20G06F19/24
    • The present invention provides methods for enhanced detection of biological response patterns. In one embodiment of the invention, genes are grouped int o basis genesets according to the co-regulation of their expression. Expressio n of individual genes within a geneset is indicated with a single gene expression value for the geneset by a projection process. The expression values of genesets, rather than the expression of individual genes, are then used as the basis for comparison and detection of biological response with greatly enhanced sensitivity. In another embodiment of the invention, biological responses are grouped according to the similarity of their biological profile. The methods of the invention have many useful applications, particularly in the fields of drug development and discovery. For example, the methods of the invention may be used to compare biological responses with greatly enhanced sensitivity. The biological responses that m ay be compared according to these methods include responses to single perturbations, such as a biological response to a mutation or temperature change, as well as graded perturbations such as titration with a particular drug. The methods are also useful to identify cellular constituents, particularly genes, associated with a particular type of biological response . Further, the methods may also be used to identify perturbations, such as nov el drugs or mutations, which effect one or more particular genesets. The method s may still further be used to remove experimental artifacts in biological response data.
    • 8. 发明专利
    • NO20012036D0
    • 2001-04-25
    • NO20012036
    • 2001-04-25
    • ROSETTA INPHARMATICS INC
    • FRIEND STEPHEN HSTOUGHTON ROLANDHE YUDONG
    • G01N33/50C12M1/00C12N15/09C12P21/04C12Q1/68C40B30/02C40B30/04C40B40/02C40B50/02C40B50/06C40B60/12G01N33/15G01N33/68G06F17/10G06F17/16G06F17/18G06F17/30G06F19/20G06F19/24C12Q
    • The present invention provides methods for enhanced detection of biological response patterns. In one embodiment of the invention, genes are grouped int o basis genesets according to the co-regulation of their expression. Expressio n of individual genes within a geneset is indicated with a single gene expression value for the geneset by a projection process. The expression values of genesets, rather than the expression of individual genes, are then used as the basis for comparison and detection of biological response with greatly enhanced sensitivity. In another embodiment of the invention, biological responses are grouped according to the similarity of their biological profile. The methods of the invention have many useful applications, particularly in the fields of drug development and discovery. For example, the methods of the invention may be used to compare biological responses with greatly enhanced sensitivity. The biological responses that m ay be compared according to these methods include responses to single perturbations, such as a biological response to a mutation or temperature change, as well as graded perturbations such as titration with a particular drug. The methods are also useful to identify cellular constituents, particularly genes, associated with a particular type of biological response . Further, the methods may also be used to identify perturbations, such as nov el drugs or mutations, which effect one or more particular genesets. The method s may still further be used to remove experimental artifacts in biological response data.