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    • 2. 发明授权
    • Compounds capable of cleaving double-stranded DNA and method of utilization of the same
    • 能切割双链DNA的化合物及其利用方法
    • US06713633B1
    • 2004-03-30
    • US09701264
    • 2001-08-08
    • Hiroshi SugiyamaZhi-Fu TaoIsao Saito
    • Hiroshi SugiyamaZhi-Fu TaoIsao Saito
    • A61K314164
    • A61K31/407C07D487/04
    • Novel chemical species capable of simultaneously alkylating double-stranded DNA and cleaving the same; methods for alkylating and cleaving DNA by using these species; and anticancer agents with the use of these compounds. Compounds represented by the following general formula (I) which are capable of simultaneously alkylating double-stranded DNA and cleaving the same; a method for alkylating DNA and a method for cleaving double stranded DNA by using these compounds; and medicinal compositions with the use of these compounds: B—L—A(I) wherein B represents a chemical structure capable of recognizing the base sequence of DNA, for example, optionally substituted pyrrole-imidazole polyamide; A represents a chemical structure capable of binding to one base of DNA, for example, the alkylation moiety of duocarmycin A; and L represents a linker capable of binding the chemical structures A and B, for example, vinyl.
    • 能够同时烷化双链DNA并切割相同的新型化学物质; 通过使用这些物质烷基化和切割DNA的方法; 和使用这些化合物的抗癌剂。 由以下通式(I)表示的化合物,其能够同时烷基化双链DNA并将其切割; 用于烷基化DNA的方法和通过使用这些化合物切割双链DNA的方法; 和使用这些化合物的药物组合物:B-L-A(I)其中B表示能够识别DNA碱基序列的化学结构,例如任选取代的吡咯 - 咪唑聚酰胺; A表示能够结合DNA的一个碱基的化学结构,例如二焦耳霉素A的烷基化部分; L表示能够结合化学结构A和B的接头,例如乙烯基。
    • 7. 发明授权
    • Method of the solid phase synthesis of pyrrole-imidazole polyamide
    • 吡唑咪唑聚酰胺的固相合成方法
    • US07067622B2
    • 2006-06-27
    • US10481275
    • 2002-02-27
    • Hiroshi SugiyamaHirokazu IidaIsao SaitoTakashi Saito
    • Hiroshi SugiyamaHirokazu IidaIsao SaitoTakashi Saito
    • C07K1/02
    • C07D403/14
    • It is intended to provide a method of producing a pyrrole-imidazole polyamide whereby a longer pyrrole-imidazole polyamide can be conveniently synthesized and a peptide (protein) can be easily transferred. According to this method, a pyrrole-imidazole polyamide having a carboxylate group which can be excised from a solid phase carrier at its end, makes it possible to directly transfer various functional groups and can exactly distinguish DNA sequences can be efficiently produced. A method of synthesizing a pyrrole-imidazole polyamide characterized by performing automatic synthesis by the solid phase Fmoc method with the used of a peptide synthesizer; a pyrrole-imidazole polyamide having a carboxyl group at its end obtained by this method; a pyrrole-imidazole polyamide having a DNA alkylation agent transferred into the carboxyl group at the end of the above-described pyrrole-imidazole polyamide; and a sequence-specific DNA alkylation method characterized by using the above compound.
    • 本发明提供一种制备吡咯 - 咪唑聚酰胺的方法,其中可以方便地合成较长的吡咯 - 咪唑聚酰胺,并且可以容易地转移肽(蛋白质)。 根据该方法,可以在其末端从固相载体上切割出具有羧酸酯基的吡咯 - 咪唑聚酰胺,从而可以直接转移各种官能团,并且能够精确地区分DNA序列。 一种合成吡咯 - 咪唑聚酰胺的方法,其特征在于使用肽合成仪通过固相Fmoc法进行自动合成; 通过该方法得到的具有羧基的吡咯 - 咪唑聚酰胺; 具有在上述吡咯 - 咪唑聚酰胺末端转移到羧基中的DNA烷基化剂的吡咯 - 咪唑聚酰胺; 特征在于使用上述化合物的序列特异性DNA烷基化方法。