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DNA methylering: bisulfit Ændring og analyse

DOI :

10.3791/3170-v

12:34 min

October 21st, 2011

October 21st, 2011

102,035 Views

1Epigenetics Group, Cancer Research Program, Garvan Institute of Medical Research, 2St Vincent's Clinical School, University of NSW

Den gyldne standard for DNA methylering analyse er genomiske sekventering af bisulfit konverteret DNA. Denne metode benytter sig af den øgede følsomhed cytosin sammenlignet med 5-methylcytosine (5-MEC) til bisulfit deaminering under sure betingelser. Unmethylated cytosines kan skelnes fra methyleres cytosines efter PCR-amplifikation af målet genomisk DNA.

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Genetik

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