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Table 2 Comparison of REPLI-g and Infinium DNA restoration of FFPE samples analysed on the EPIC array

From: Validation of the MethylationEPIC BeadChip for fresh-frozen and formalin-fixed paraffin-embedded tumours

Sample

FF vs FFPE REPLI-g (r)

FF vs FFPE Infinium (r)

T01

0.902

0.920

T06

0.931

0.902

T08

0.962

0.950

T09

0.987

0.987

Mean

0.946

0.940

  1. Pearson correlation for β values from four formalin-fixed paraffin-embedded (FFPE) paediatric brain tumour samples, restored with REPLI-g and Infinium, compared with paired fresh-frozen (FF) samples processed on the EPIC array (p < 2.2 · 10−16 for all sample pairs)