摘要:
The present invention is directed to a nucleic acid binding compound comprising N8- or C8-linked purine bases or structurally related heterocycles, a compound useful for the preparation of such compound, a binding product of this nucleic acid binding compound with a nucleic acid, a method for the determination of a nucleic acid using said compound, and several uses of 8-linked purine bases and structurally related heterocycles. Compounds according to the present invention have advantageous properties when used in hybridization methods.
摘要:
The present invention concerns a method for improving the stability of linear short DNA towards exonucleases in cell-free in vitro transcription/translation systems using lysates containing exonucleases or in cellular systems containing exonucleases, wherein the stability of the linear short DNA is improved by adding unspecific linear DNA.
摘要:
The invention is directed to an oligonucleotide comprising a molecular rod, wherein preferentially the molecular rod covalently connects the 3′ end of a first nucleotide residue with the 5′ end of a second nucleotide residue. Such oligonucleotides are highly advantageous for real time PCR melting curve analysis.
摘要:
The present invention is directed to a method and a composition for amplifying and detecting a target nucleic comprising subjecting said target nucleic acid to a real time PCR amplification reaction in the presence of a thermostable DNA polymerase, a thermostable double strand dependent 3′-5′ exonuclease having a temperature optimum above 37° C., a pair of amplification primers, deoxynucleoside triphosphates, a detecting oligonucleotide carrying a first label and a second label, said first label being capable of acting as a fluorescent reporter entity when excited with light of an appropriate wavelength, said second label being capable of acting as a fluorescence quenching entity of said fluorescent reporter entity, characterized in that one label is bound to the 3′ end of said detecting oligonucleotide, and further characterized in that the other label is bound either internally or at the 5′ end of said detecting oligonucleotide, and monitoring fluorescence of said fluorescent reporter entity at least after a plurality of amplification cycles.
摘要:
The present invention is related to compounds comprising six-membered rings capable of being incorporated into nucleic acids. Particularly, the six-membered ring is a derivative of cyclohexane, cyclohexene, tetrahydropyran, tetrahydrothiopyran or piperidine. These compounds may be used to build up oligomeric compounds. The invention is further related to uses of these oligomeric compounds for hybridization and as probes. In addition, methods for the detection of nucleic acids are provided wherein the oligomeric compounds are used.
摘要:
The present invention relates to a method for stabilizing an enzyme by storing the enzyme in the presence of a stable coenzyme. The present invention further relates to an enzyme stabilized with a stable coenzyme, and to the use thereof in test elements for detecting analytes.
摘要:
The present invention provides a solid support which is preferably a bead comprising at least two sequence specific amplification primers wherein at least one primer is bound to the support with an inducible cleavable linker. The present invention also provides various method for preparing a solid support comprising at least two sequence specific primers, further characterized in that at least one of the primers is cleavable.
摘要:
Methods for the synthesis of N-substituted carboxylated pyridinium compounds by reaction of a pentamethine precursor with a primary amine are provided. In this reaction an N-substituted alkoxycarbonyl pyridinium heterocycle is formed.
摘要:
Methods for stabilizing an enzyme by storing the enzyme in the presence of a stabilized coenzyme are disclosed. In addition, an enzyme stabilized with a stabilized coenzyme as well as the use thereof in test elements for detecting analytes are also disclosed. Other aspects include unique compositions, methods, techniques, systems and devices involving enzyme stabilization.