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    • 1. 发明申请
    • TRANSCRIPT MAPPING METHOD
    • 转录映射方法
    • US20120016595A1
    • 2012-01-19
    • US13183712
    • 2011-07-15
    • Wing Kin Ken SUNGYijun RUAN
    • Wing Kin Ken SUNGYijun RUAN
    • G06F19/18
    • G06F19/18G06F19/22
    • A transcript mapping method according to an embodiment of the invention is described hereinafter and combines short tag based (SAGE and MPSS) efficiency with the accuracy of full-length cDNA (flcDNA) for comprehensive characterization of transcriptomes. This method is also referred to as Gene Identification Signature (GIS) analysis. In this method, the 5′ and 3′ ends of full-length cDNA clones are initially extracted into a ditag structure, with the ditag concatemers of the ditag being subsequently sequenced in an efficient manner, and finally mapped to the genome for defining the gene structure. As a GIS ditag represents the 5′ and 3′ ends of a transcript, it is more informative than SAGE and MPSS tags. Segment lengths between 5′ and 3′ tag pairs are obtainable including orientation, ordering and chromosome family for efficient transcript mapping and gene location identification. Furthermore, a compressed suffix array (CSA) is used for indexing the genome sequence for improve mapping speed and to reduce computational memory requirements.
    • 下文描述了根据本发明实施方案的转录本映射方法,并将基于短标签(SAGE和MPSS)的效率与全长cDNA(flcDNA)的准确度相结合,用于全面表征转录组。 这种方法也被称为基因识别签名(GIS)分析。 在该方法中,全长cDNA克隆的5'和3'末端最初被提取到ditag结构中,ditag的ditag连接体随后以有效的方式进行测序,最后映射到用于定义基因的基因组 结构体。 作为一个地理信息系统地图代表了抄本的5'和3'端,它比SAGE和MPSS标签更具信息。 可以获得5'和3'标签对之间的片段长度,包括定向,排列和染色体家族,用于有效的转录映射和基因位置识别。 此外,压缩后缀阵列(CSA)用于索引基因组序列以提高映射速度并减少计算存储器要求。
    • 6. 发明申请
    • Nucleic acid molecules and other molecules associated with plants
    • 核酸分子和与植物相关的其他分子
    • US20080104729A1
    • 2008-05-01
    • US11976388
    • 2007-10-24
    • Timothy ConnerYijun Ruan
    • Timothy ConnerYijun Ruan
    • A01H1/00A01H5/00C07H21/04C12N15/87
    • C07K14/415
    • Expressed Sequence Tags (ESTs) isolated from Arabidopsis thaliana are disclosed. The ESTs provide a unique molecular tool for the targeting and isolation of novel genes for plant protection and improvement. The disclosed ESTs have utility in the development of new strategies for understanding critical plant developmental and metabolic pathways. The disclosed ESTs have particular utility in isolating genes and promoters, identifying and mapping the genes involved in developmental and metabolic pathways, and determining gene function. Sequence homology analyses using the ESTs provided in the present invention, will result in more efficient gene screening for desirable agronomic traits. An expanding database of these select pieces of the plant genomics puzzle will quickly expand the knowledge necessary for subsequent functional validation, a key limitation in current plant biotechnology efforts.
    • 公开了从拟南芥分离的表达序列标签(ESTs)。 EST为靶基因和分离新基因提供了独特的分子工具,用于植物保护和改良。 所公开的EST可用于开发用于了解关键植物发育和代谢途径的新策略。 所公开的EST在分离基因和启动子方面具有特别的用途,鉴定和绘制参与发育和代谢途径的基因以及确定基因功能。 使用本发明提供的EST的序列同源性分析将导致对所需农学性状的更有效的基因筛选。 这些植物基因组学难题的这些精选片段的不断扩展的数据库将快速扩展后续功能验证所必需的知识,这是当前植物生物技术努力的关键限制。
    • 7. 发明申请
    • Method to generate or determine nucleic acid tags corresponding to the terminal ends of DNA molecules using sequences analysis of gene expression (terminal SAGE)
    • 使用基因表达序列分析(终端SAGE)产生或确定对应于DNA分子末端的核酸标签的方法
    • US20060084083A1
    • 2006-04-20
    • US11145005
    • 2005-06-03
    • Yijun RuanChialin Wei
    • Yijun RuanChialin Wei
    • C12Q1/68C12P19/34
    • C12Q1/6809C12Q2539/103
    • A method of providing an indication of an instance of expression of a gene is described herein, the method which may comprise the steps of: (a) providing a complementary deoxyribonucleic acid (cDNA) having a terminus comprising a terminal transcribed sequence of a gene; (b) linking the cDNA to an linker sequence thereby forming a linked nucleic acid, in which the linker sequence comprises a first recognition site for a first nucleic acid cleavage enzyme, preferably a restriction endonuclease, that allows nucleic acid cleavage at a site distant from the first recognition site; and (c) cleaving the linked nucleic acid with the first nucleic acid cleavage enzyme to provide a linked tag, in which the linked tag comprises a nucleotide sequence tag representative of a terminal transcribed sequence of the gene; and (d) detecting the presence or identity of the linked tag or the nucleotide sequence tag to provide an indication of an instance of gene expression.
    • 本文描述了提供基因表达实例的指示的方法,所述方法可以包括以下步骤:(a)提供具有包含基因的末端转录序列的末端的互补脱氧核糖核酸(cDNA) (b)将cDNA连接到接头序列,从而形成连接的核酸,其中接头序列包含用于第一核酸切割酶的第一识别位点,优选限制性内切核酸酶,其允许在远离的位点进行核酸切割 第一个认可网站; 和(c)用第一核酸切割酶切割连接的核酸以提供连接的标签,其中连接的标签包含代表该基因的末端转录序列的核苷酸序列标签; 和(d)检测连锁标签或核苷酸序列标签的存在或身份以提供基因表达实例的指示。
    • 8. 发明授权
    • Transcript mapping method
    • 记录映射方法
    • US08762073B2
    • 2014-06-24
    • US13183712
    • 2011-07-15
    • Wing Kin Ken SungYijun Ruan
    • Wing Kin Ken SungYijun Ruan
    • G01N33/50
    • G06F19/18G06F19/22
    • A transcript mapping method according to an embodiment of the invention is described hereinafter and combines short tag based (SAGE and MPSS) efficiency with the accuracy of full-length cDNA (flcDNA) for comprehensive characterization of transcriptomes. This method is also referred to as Gene Identification Signature (GIS) analysis. In this method, the 5′ and 3′ ends of full-length cDNA clones are initially extracted into a ditag structure, with the ditag concatemers of the ditag being subsequently sequenced in an efficient manner, and finally mapped to the genome for defining the gene structure. As a GIS ditag represents the 5′ and 3′ ends of a transcript, it is more informative than SAGE and MPSS tags. Segment lengths between 5′ and 3′ tag pairs are obtainable including orientation, ordering and chromosome family for efficient transcript mapping and gene location identification. Furthermore, a compressed suffix array (CSA) is used for indexing the genome sequence for improve mapping speed and to reduce computational memory requirements.
    • 下文描述了根据本发明实施方案的转录本映射方法,并将基于短标签(SAGE和MPSS)的效率与全长cDNA(flcDNA)的准确度相结合,用于全面表征转录组。 这种方法也被称为基因识别签名(GIS)分析。 在该方法中,全长cDNA克隆的5'和3'末端最初被提取到ditag结构中,ditag的ditag连接体随后以有效的方式进行测序,最后映射到用于定义基因的基因组 结构体。 作为一个地理信息系统地图代表了抄本的5'和3'端,它比SAGE和MPSS标签更具信息。 可以获得5'和3'标签对之间的片段长度,包括定向,排列和染色体家族,用于有效的转录映射和基因位置识别。 此外,压缩后缀阵列(CSA)用于索引基因组序列以提高映射速度并减少计算存储器要求。
    • 9. 发明申请
    • METHOD TO GENERATE OR DETERMINE NUCLEIC ACID TAGS CORRESPONDING TO THE TERMINAL ENDS OF DNA MOLECULES USING SEQUENCES ANALYSIS OF GENE EXPRESSION (TERMINAL SAGE)
    • 使用序列分析基因表达(终端信号)生成或确定与DNA分子末端相关的核酸标签的方法
    • US20120214157A1
    • 2012-08-23
    • US13407792
    • 2012-02-29
    • Yijun RuanChialin Wei
    • Yijun RuanChialin Wei
    • C12Q1/68G06F19/28
    • C12Q1/6809C12Q2539/103
    • We describe a method of providing an indication of an instance of expression of a gene, the method comprising the steps of: (a) providing a complementary deoxyribonucleic acid (cDNA) having a terminus comprising a terminal transcribed sequence of a gene; (b) linking the cDNA to an linker sequence thereby forming a linked nucleic acid, in which the linker sequence comprises a first recognition site for a first nucleic acid cleavage enzyme, preferably a restriction endonuclease, that allows nucleic acid cleavage at a site distant from the first recognition site; and (c) cleaving the linked nucleic acid with the first nucleic acid cleavage enzyme to provide a linked tag, in which the linked tag comprises a nucleotide sequence tag representative of a terminal transcribed sequence of the gene; and (d) detecting the presence or identity of the linked tag or the nucleotide sequence tag to provide an indication of an instance of gene expression.
    • 我们描述了提供基因表达实例的指示的方法,所述方法包括以下步骤:(a)提供具有包含基因的末端转录序列的末端的互补脱氧核糖核酸(cDNA) (b)将cDNA连接到接头序列,从而形成连接的核酸,其中接头序列包含用于第一核酸切割酶的第一识别位点,优选限制性内切核酸酶,其允许在远离的位点进行核酸切割 第一个认可网站; 和(c)用第一核酸切割酶切割连接的核酸以提供连接的标签,其中连接的标签包含代表该基因的末端转录序列的核苷酸序列标签; 和(d)检测连锁标签或核苷酸序列标签的存在或身份以提供基因表达实例的指示。
    • 10. 发明授权
    • Method to generate or determine nucleic acid tags corresponding to the terminal ends of DNA molecules using sequences analysis of gene expression (terminal SAGE)
    • 使用基因表达序列分析(终端SAGE)产生或确定对应于DNA分子末端的核酸标签的方法
    • US08158355B2
    • 2012-04-17
    • US11145005
    • 2005-06-03
    • Yijun RuanChialin Wei
    • Yijun RuanChialin Wei
    • C12Q1/68
    • C12Q1/6809C12Q2539/103
    • A method of providing an indication of an instance of expression of a gene is described herein, the method which may comprise the steps of: (a) providing a complementary deoxyribonucleic acid (cDNA) having a terminus comprising a terminal transcribed sequence of a gene; (b) linking the cDNA to an linker sequence thereby forming a linked nucleic acid, in which the linker sequence comprises a first recognition site for a first nucleic acid cleavage enzyme, preferably a restriction endonuclease, that allows nucleic acid cleavage at a site distant from the first recognition site; and (c) cleaving the linked nucleic acid with the first nucleic acid cleavage enzyme to provide a linked tag, in which the linked tag comprises a nucleotide sequence tag representative of a terminal transcribed sequence of the gene; and (d) detecting the presence or identity of the linked tag or the nucleotide sequence tag to provide an indication of an instance of gene expression.
    • 本文描述了提供基因表达实例的指示的方法,所述方法可以包括以下步骤:(a)提供具有包含基因的末端转录序列的末端的互补脱氧核糖核酸(cDNA) (b)将cDNA连接到接头序列,从而形成连接的核酸,其中接头序列包含用于第一核酸切割酶的第一识别位点,优选限制性内切核酸酶,其允许在远离的位点进行核酸切割 第一个认可网站; 和(c)用第一核酸切割酶切割连接的核酸以提供连接的标签,其中连接的标签包含代表该基因的末端转录序列的核苷酸序列标签; 和(d)检测连锁标签或核苷酸序列标签的存在或身份以提供基因表达实例的指示。