A closer examination of 96 CRCs with mutation frequencies less than or equal to that of adenomas demonstrated that three of the five CNAD driver genes ( KRTAP4-5 and TMPRSS13 and APC ) showed driver patterns as well while two genes ( CTNNB1 and GOLGA8B ) did not reach statistical significance as driver genes possibly due to smaller sample size (online supplementary figure 2 ).
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The sentences
Furthermore, genes with a clear trend towards malignancy could serve as molecular ‘clocks’ to indicate how far an adenoma has progressed towards tumourigenesis.