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    • 6. 发明授权
    • Rhodamine derivatives and the use thereof
    • 罗丹明衍生物及其用途
    • US06184379B2
    • 2001-02-06
    • US09324265
    • 1999-06-02
    • Hans-Peter JoselRupert HerrmannDieter HeindlKlaus MuhleggerGregor SagnerKarl Heinz DrexhageJorg FrantzeskosJutta Arden-Jacob
    • Hans-Peter JoselRupert HerrmannDieter HeindlKlaus MuhleggerGregor SagnerKarl Heinz DrexhageJorg FrantzeskosJutta Arden-Jacob
    • C07D49147
    • C09B11/24Y10S436/80
    • The invention concerns rhodamine derivatives of the general formulae in which Ca-Cd each denote a C atom, and Ca and Cb as well as Cc and Cd are either linked together by a single bond or by a double bond; X1 to X16 denote independently of one another halogen, sulfonic acid, hydrogen or an alkyl residue with 1-20 C atoms in which the alkyl residue can be substituted with one or several halogen or sulfonic acid residues; R1 and R2 are either identical or different and denote either hydrogen, alkyl with 1-20 C atoms, polyoxyhydrocarbyl units, phenyl or phenylalkyl with 1-3 carbon atoms in the alkyl chain in which the alkyl and/or phenyl residues can be substituted by one or several hydroxy, halogen, sulfonic acid, amino, carboxy or alkoxycarbonyl groups where alkoxy can have 1-4 carbon atoms, R1 contains at least one activatable group, R2 and X4 can be optionally linked together via a bridge composed of 0-2 C atoms. In contrast to the prior art, these compounds are characterized in that A1, A2 and A3 can independently of one another denote hydrogen, cyano, halogen and sulfonic acid; B1 denotes either halogen, cyano or hydrogen; B2 denotes hydrogen, amide, halogen and an alkyl residue with 1-20 C atoms. In addition the invention concerns activated rhodamine derivatives, correspondingly conjugated biomolecules and their use in diagnostic systems.
    • 本发明涉及一般式的罗丹明衍生物,其中Ca-Cd各自表示C原子,Ca和Cb以及C c和Cd通过单键或双键连接在一起; X1至X16彼此独立地表示卤素,磺酸,氢或具有1-20个C原子的烷基残基,其中烷基残基可被一个或几个卤素或磺酸残基取代; R 1和R 2可以相同或不同,表示氢,具有1-20个C原子的烷基,聚氧烃基单元,烷基链中具有1-3个碳原子的苯基或苯基烷基,其中烷基和/或苯基残基可被 一个或几个羟基,卤素,磺酸,氨基,羧基或烷氧基羰基,其中烷氧基可以具有1-4个碳原子,R 1包含至少一个可活化基团,R 2和X 4可以任选地通过由0-2 C原子。 与现有技术相反,这些化合物的特征在于,A1,A2和A3可以彼此独立地表示氢,氰基,卤素和磺酸; B1表示卤素,氰基或氢; B2表示氢,酰胺,卤素和具有1-20个C原子的烷基。 此外,本发明涉及活化的罗丹明衍生物,相应的共轭生物分子及其在诊断系统中的用途。
    • 9. 发明授权
    • Method for the efficiency-corrected real-time quantification of nucleic acids
    • 核酸的效率校正实时定量的方法
    • US06691041B2
    • 2004-02-10
    • US09823711
    • 2001-03-30
    • Gregor SagnerKarim TabitiMartin GutekunstRichie Soong
    • Gregor SagnerKarim TabitiMartin GutekunstRichie Soong
    • G01N3348
    • G06F19/00C12Q1/6851C12Q2561/113C12Q2545/114C12Q2545/113
    • The present invention concerns a method for the quantification of a target nucleic acid in a sample comprising the following steps: (i) determination of the amplification efficiency of the target nucleic acid under defined amplification conditions, (ii) amplification of the target nucleic acid contained in the sample under the same defined reaction conditions, (iii) measuring the amplification in real-time, (iv) quantification of the original amount of target nucleic acid in the sample by correction of the original amount derived from step (iii) with the aid of the determined amplification efficiency. The efficiency correction of PCR reactions according to the invention for the quantification of nucleic acids can be used for absolute quantification with the aid of an external or internal standard as well as for relative quantification compared to the expression of housekeeping genes.
    • 本发明涉及用于定量样品中靶核酸的方法,包括以下步骤:(i)在确定的扩增条件下测定靶核酸的扩增效率,(ii)扩增含有的靶核酸 在相同定义的反应条件下的样品中,(iii)实时测量扩增,(iv)通过用步骤(iii)得到的原始量的校正来定量样品中目标核酸的原始量, 有助于确定的扩增效率。 根据本发明的用于定量核酸的PCR反应的效率校正可以用于借助于外部或内部标准的绝对定量,以及与管家基因的表达相比进行相对定量。