DNA methylation library construction method, DNA methylation library, DNA hybridization capture method and kit

The invention discloses a DNA methylation library construction method, a DNA methylation library, a DNA hybridization capture method and a kit. The construction method comprises the following steps: providing a test sample containing a plurality of double-stranded DNA fragments; denaturing the doubl...

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1. Verfasser: YE BANGQUAN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a DNA methylation library construction method, a DNA methylation library, a DNA hybridization capture method and a kit. The construction method comprises the following steps: providing a test sample containing a plurality of double-stranded DNA fragments; denaturing the double-stranded DNA fragment into a single-stranded DNA; carrying out ligation reaction on the single-chain DNA and the double-chain header sequence to obtain single-chain DNA linked with the double-chain header sequence; carrying out extension reaction on the single-stranded DNA connected with the double-chain header sequence to form an extension fragment, and connecting the extension fragment with the double-chain header sequence of the single-stranded DNA; the method comprises the following steps: carrying out oxidation reaction on cytosine with methylation modification in double-stranded DNA connected with a double-chain header sequence to obtain double-stranded DNA with protected cytosine; extending fragments in th