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    • 10. 发明授权
    • Use of nucleic acid analogues in diagnostics and analytical procedures
    • 在诊断和分析程序中使用核酸类似物
    • US06357163B1
    • 2002-03-19
    • US08150156
    • 1994-05-04
    • Ole BuchardtMichael EgholmPeter E. NielsenRolf H. Berg
    • Ole BuchardtMichael EgholmPeter E. NielsenRolf H. Berg
    • C12Q168
    • C07H21/00A61K38/00C07K5/06026C07K5/06139C07K7/06C07K7/08C07K14/003C12Q1/68C12Q1/6813C12Q1/6832C12Q1/6869C12Q2535/107C12Q2525/107
    • Methods of capture, recognition, detection, identification or quantitation of nucleic acids and diagnostics uses generally are described in which are used: (a) a peptide nucleic acid (PNA) comprising a polyamide backbone bearing a plurality of ligands at respective spaced locations along said backbone, said ligands being each independently naturally occurring nucleobases, non-naturally occurring nucleobases or nucleobase-binding groups, each said ligand being bound directly or indirectly to a nitrogen atom in said backbone, and said ligand bearing nitrogen atoms mainly being separated from one another in said backbone by from 4 to 8 intervening atoms; or (b) a nucleic acid analogue capable of hybridizing to a nucleic acid of complementary sequence to form a hybrid which is more stable against denaturation by heat than a hybrid between the conventional deoxyribonucleotide corresponding to said analogue and said nucleic acid; or (c) a nucleic acid analogue capable of hybridizing to a double stranded nucleic acid in which one strand has a sequence complementary to said analogue, so as to displace the other strand from said one strand.
    • 通常描述了核酸和诊断用途的捕获,识别,检测,鉴定或定量的方法,其中使用:(a)肽核酸(PNA),其包含聚酰胺主链,所述聚酰胺主链在所述 所述配体各自独立地是天然存在的核碱基,非天然存在的核碱基或核碱基结合基团,每个所述配体直接或间接地结合到所述主链中的氮原子,并且所述配位体氮原子主要彼此分离 在所述骨架中通过4至8个插入的原子; 或(b)能够与互补序列核酸杂交的核酸类似物,以形成与对应于所述类似物的所述类似物和所述核酸的常规脱氧核糖核苷酸之间的杂交体相比,通过加热变性更稳定的杂交体; 或(c)能够与双链核酸杂交的核酸类似物,其中一条链具有与所述类似物互补的序列,以便从所述一条链取代另一条链。