IMMOBILISING POLYNUCLEOTIDES

A method of immobilising a nucleotide or polynucleotide on a solid support, comprises: providing the solid support having a functionalised surface of th e formula B - S - S - L where B is the solid support and L is a leaving group; providing a nucleotide or polynucleotide comprising at least one pho...

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Bibliographische Detailangaben
1. Verfasser: ROSLER, ANGELIKA JOSEFINE
Format: Patent
Sprache:eng ; fre
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Zusammenfassung:A method of immobilising a nucleotide or polynucleotide on a solid support, comprises: providing the solid support having a functionalised surface of th e formula B - S - S - L where B is the solid support and L is a leaving group; providing a nucleotide or polynucleotide comprising at least one phosphorothioate group; and coupling the two together by means of a sulphide exchange reaction. The product has the structure B - S - S - P(O)R1R2, where - POR1R2 represents a nucleotide or a polynucleotide. Arrays of the immobilise d polynucleotides are useful for performing APEX or SBH assays.