Use of template switching for DNA synthesis

US9012183B2 · US · B2

Patent metadata
FieldValue
Publication numberUS-9012183-B2
Application numberUS-201214000513-A
CountryUS
Kind codeB2
Filing dateFeb 23, 2012
Priority dateFeb 23, 2011
Publication dateApr 21, 2015
Grant dateApr 21, 2015

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Abstract

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A method of preparing a DNA copy of a target polynucleotide using template switching is described. The method includes mixing a double stranded template/primer substrate made up of a DNA primer oligonucleotide associated with a complementary oligonucleotide template strand with a target polynucleotide in a reaction medium and adding a suitable amount of a non-retroviral reverse transcriptase to the reaction medium to extend the DNA primer oligonucleotide from its 3′ end to provide a DNA copy polynucleotide. The DNA copy polynucleotide includes a complementary target DNA polynucleotide that is synthesized using the target polynucleotide as a template. Methods of adding nucleotides to the double stranded template/primer substrate are also described. The method can be used to facilitate detection, PCR amplification, cloning, and determination of RNA and DNA sequences.

First claim

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What is claimed is: 1. A method of preparing a DNA copy of a target polynucleotide using template switching, comprising: mixing at least one double stranded template/primer substrate, consisting of a DNA primer oligonucleotide annealed with a complementary oligonucleotide template strand, with at least one target polynucleotide in a reaction medium, and adding a suitable amount of a non-retroviral reverse transcriptase to the reaction medium to extend the DNA primer oligonucleot…

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What does patent US9012183B2 cover?
A method of preparing a DNA copy of a target polynucleotide using template switching is described. The method includes mixing a double stranded template/primer substrate made up of a DNA primer oligonucleotide associated with a complementary oligonucleotide template strand with a target polynucleotide in a reaction medium and adding a suitable amount of a non-retroviral reverse transcriptase to…
Who is the assignee on this patent?
Lambowitz Alan M, Mohr Sabine, White Travis B, and 2 more
What technology area does this patent fall under?
Primary CPC classification C12N15/1096. Mapped technology areas include Chemistry & Metallurgy.
When was this patent published?
Publication date Tue Apr 21 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
What related patents are in patentsdb?
We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).