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    • 31. 发明授权
    • Methods for determining cross-hybridization
    • 确定交叉杂交的方法
    • US06171794B2
    • 2001-01-09
    • US09335971
    • 1999-06-18
    • Julja BurchardRoland StoughtonStephen H. Friend
    • Julja BurchardRoland StoughtonStephen H. Friend
    • C12Q168
    • C12Q1/6832C07B2200/11C12Q2527/107
    • The present invention provides methods for distinguishing the fractions of polynucleotide sequences which hybridize to any given probe, including probes on microarrays such as those described herein. In particular, the present invention enables users to identify the fraction of sequences which are perfectly complementary to a probe, thereby correcting for effects of cross hybridization in a hybridization assay. The methods of the invention work by monitoring the kinetics of dissociation of sequences from the probe so that a resulting “dissociation curve” may be compared to a combination of the individual “dissociation profiles” for each sequence which hybridizes. In alternative embodiments, the invention also provides computer systems for performing the present methods, as well as databases of the dissociation profiles.
    • 本发明提供了用于区分与任何给定探针杂交的多核苷酸序列的级分的方法,包括在诸如本文所述的微阵列之类的微阵列上的探针。 特别地,本发明使得用户能够鉴定与探针完全互补的序列部分,从而在杂交测定中校正交叉杂交的作用。 本发明的方法通过监测序列从探针中解离的动力学来起作用,从而可将所得到的“解离曲线”与杂交的每个序列的单独“解离曲线”的组合进行比较。 在替代实施例中,本发明还提供用于执行本方法的计算机系统以及解离曲线的数据库。
    • 35. 发明申请
    • Iterative probe design and detailed expression profiling with flexible in-situ synthesis arrays
    • 迭代探针设计和具有灵活原位合成阵列的详细表达谱
    • US20060141501A1
    • 2006-06-29
    • US11282025
    • 2005-11-16
    • Stephen FriendRoland StoughtonPeter LinsleyJulia Burchard
    • Stephen FriendRoland StoughtonPeter LinsleyJulia Burchard
    • C12Q1/68
    • G16B25/00
    • 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.
    • 提供了可用于检测和报告样品中多个不同靶多核苷酸序列的方法和组合物,例如对应于由细胞或细胞表达的多种不同基因的多核苷酸。 特别地,本发明提供了筛选多个候选多核苷酸探针以评估每个候选探针与目标多核苷酸序列杂交的灵敏度和特异性的方法。 然后可以根据其灵敏度和特异性对候选多核苷酸探针进行排序,并且可以选择对靶多核苷酸序列具有最佳敏感性和特异性的探针。 在一个实施方案中,可以根据本文所述的方法选择多核苷酸探针以制备“筛选芯片”,其中使用单个微阵列检测大量目标多核苷酸序列,其中每个靶多核苷酸具有少量(例如1-5)探针 序列。 在一个特别优选的实施方案中,本发明提供了可以检测来自生物体的整个基因组的遗传转录物的筛选芯片。 在替代实施方案中,可以根据本文所述的方法选择多核苷酸探针,以制备“签名芯片”,以使用每个签名基因的多个多核苷酸探针(例如,10-20)更准确地检测某些所选择的“签名基因” 。 本发明另外提供含有由细胞或生物表达的大量基因的多核苷酸探针的微阵列。 此外,还提供了用于检测多个多核苷酸分子的方法,包括由细胞或生物体表达的大量基因。
    • 36. 发明授权
    • Iterative probe design and detailed expression profiling with flexible in-situ synthesis arrays
    • 迭代探针设计和具有灵活原位合成阵列的详细表达谱
    • US07013221B1
    • 2006-03-14
    • US09561487
    • 2000-04-28
    • Stephen H. FriendRoland StoughtonPeter S. LinsleyJulja Burchard
    • Stephen H. FriendRoland StoughtonPeter S. LinsleyJulja Burchard
    • G01N33/48C12Q1/68
    • G06F19/20
    • 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.
    • 提供了可用于检测和报告样品中多个不同靶多核苷酸序列的方法和组合物,例如对应于由细胞或细胞表达的多种不同基因的多核苷酸。 特别地,本发明提供了筛选多个候选多核苷酸探针以评估每个候选探针与目标多核苷酸序列杂交的灵敏度和特异性的方法。 然后可以根据其灵敏度和特异性对候选多核苷酸探针进行排序,并且可以选择对靶多核苷酸序列具有最佳敏感性和特异性的探针。 在一个实施方案中,可以根据本文所述的方法选择多核苷酸探针以制备“筛选芯片”,其中使用单个微阵列检测大量目标多核苷酸序列,其中每个靶多核苷酸具有少量(例如1-5)探针 序列。 在一个特别优选的实施方案中,本发明提供了可以检测来自生物体的整个基因组的遗传转录物的筛选芯片。 在替代实施方案中,可以根据本文所述的方法选择多核苷酸探针以通过使用每个特征基因的多个多核苷酸探针(例如10-20)来制备“签名芯片”以更精确地检测某些所选择的“特征基因”。 本发明另外提供含有由细胞或生物表达的大量基因的多核苷酸探针的微阵列。 此外,还提供了用于检测多个多核苷酸分子的方法,包括由细胞或生物体表达的大量基因。
    • 40. 发明授权
    • Methods for determining therapeutic index from gene expression profiles
    • 从基因表达谱确定治疗指数的方法
    • US07254487B2
    • 2007-08-07
    • US09823322
    • 2001-04-02
    • Matthew MartonRoland Stoughton
    • Matthew MartonRoland Stoughton
    • G01N33/48G01N31/00A01N37/18A01N43/04C12Q1/00C12Q1/68C12Q1/70C12P21/06
    • C12Q1/6883C12Q1/025C12Q1/18C12Q2600/106C12Q2600/158G01N33/5005G01N33/5088G06F19/20G06F19/70
    • This invention provides methods for determining drug specificity, therapeutic index and effective doses for individual patients. According to the methods of the invention, graded levels of drug are applied to a biological sample or a patient. A plurality of cellular constituents are measured to determine the activity of the drug on a target pathway and at least one off-target pathway. A drug specificity is determined by comparing the target and off target activities of the drug. A therapeutic concentration (or dose) is defined as a concentration (or dose) of the drug that induces certain response in the target pathway. A toxic concentration (or dose) is defined as a concentration (or dose) of the drug that induces certain response in the off target pathway. Therapeutic index is the ratio of the toxic concentration over therapeutic concentration. Methods are also provided to determine an effective dose of a drug for a patient by measuring the activity of the drug on the particular patient.
    • 本发明提供用于确定个体患者的药物特异性,治疗指数和有效剂量的方法。 根据本发明的方法,将分级药物施用于生物样品或患者。 测量多个细胞成分以确定药物在靶途径和至少一个脱靶途径上的活性。 通过比较药物的靶标和脱靶活性来确定药物特异性。 治疗浓度(或剂量)被定义为在目标途径中诱导一定反应的药物的浓度(或剂量)。 毒性浓度(或剂量)被定义为在脱靶途径中诱导某些反应的药物的浓度(或剂量)。 治疗指标是毒性浓度与治疗浓度的比值。 还提供了通过测量特定患者上的药物的活性来确定患者药物的有效剂量的方法。