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    • 1. 发明授权
    • Method and probe composition for detecting multiple sequences in a
single assay
    • 用于在单个测定中检测多个序列的方法和探针组合物
    • US5514543A
    • 1996-05-07
    • US102372
    • 1993-08-04
    • Paul D. GrossmanSteven FungSteven M. MenchenSam L. WooEmily S. Win-Deen
    • Paul D. GrossmanSteven FungSteven M. MenchenSam L. WooEmily S. Win-Deen
    • C12N15/09B01D57/02C12Q1/68G01N27/447G01N30/88G01N33/566
    • C12Q1/6869C12Q1/6816C12Q1/6827C12Q1/6858C12Q1/686C12Q1/6862C12Q1/6818Y10T436/143333
    • Method and composition for detecting one or more selected polynucleotide regions in a target polynucleotide. In one embodiment of the invention, a plurality of different-sequence probe pairs are added to a target polynucleotide, where each probe pair includes two polynucleotide probe elements which are complementary in sequence to adjacent portions of a selected one of the target sequences in the target polynucleotide. In each probe pair, one of the probe elements contains a non-polynucleotide polymer chain which imparts a distinctive mobility to the associated probe pair, when the elements in the pair are ligated. The other element in the pair contains a detectable reporter label. After the probe pairs have been allowed to hybridize with the target polynucleotide, the hybridized polynucleotides are treated under conditions effective to ligate the end subunits of target-bound probe elements when their end subunits are base-paired with adjacent target bases. The ligated probe pairs are then released from the target polynucleotide and separated electrophoretically in a sieving matrix, or chromatographically.
    • 用于检测靶多核苷酸中的一个或多个选择的多核苷酸区域的方法和组合物。 在本发明的一个实施方案中,将多个不同序列探针对加入到靶多核苷酸中,其中每个探针对包含两个多核苷酸探针元件,该多核苷酸探针元件与目标中所选择的一个目标序列的相邻部分互补 多核苷酸。 在每个探针对中,探针元件中的一个包含非多核苷酸聚合物链,当对中的元件被连接时,赋予相关探针对的特异性移动性。 该对中的另一个元素包含可检测的报告物标记。 在探针对已被允许与靶多核苷酸杂交后,杂交的多核苷酸在有效连接靶结合探针元件的末端亚基的条件下处理,当它们的末端亚基与相邻的靶基碱基配对时。 然后将连接的探针对从目标多核苷酸中释放,并在筛分基质中电泳分离,或进行色谱分离。
    • 10. 发明授权
    • Rhodamine phosphoramidite compounds
    • 罗丹明亚磷酰胺化合物
    • US5231191A
    • 1993-07-27
    • US601961
    • 1990-10-22
    • Sam L. WooSteven M. MenchenSteven Fung
    • Sam L. WooSteven M. MenchenSteven Fung
    • C07F9/24C07H21/00
    • C07H21/00C07F9/24
    • The invention provides a novel cleavage reagent for hydrolysing base-labile linking groups between a solid phase support and oligonucleotides. The cleavage reagent comprises a lower alkyl alcohol, water, and a non-nuccleophilic hindered alkylamine containing from 3 to 6 carbon atoms in a ratio of about 1:1:1 to about 1:3:1, respectively. An important property of the cleavage reagent is that it preserves the fluorescent characteristics of rhodamine dyes during cleavage, thereby making it possible to completely synthesize rhodamine-labeled oligonucleotides by solid phase methods. Rhodamine phosphoramidites are provided to further enhance the efficiency of synthesizing rhodamine-labeled oligonucleotides by such methods.
    • 本发明提供了一种用于水解固相载体和寡核苷酸之间的碱不稳定连接基团的新型裂解试剂。 裂解试剂包含分别含有约1:1:1至1:3:1的3至6个碳原子的低级烷基醇,水和非亲核的受阻烷基胺。 裂解试剂的重要性质是在切割期间保留罗丹明染料的荧光特性,从而可以通过固相方法完全合成罗丹明标记的寡核苷酸。 提供罗丹明亚磷酰胺以通过这些方法进一步提高合成罗丹明标记的寡核苷酸的效率。