Fig. 2From: Microsatellite instability test using peptide nucleic acid probe-mediated melting point analysis: a comparison studyEvaluation of maximum sensitivity of PNA method using oligo targets containing minimal base pair alteration. a and b PNA analysis was performed using oligo samples containing different portions of MSI variants with two-base deletion or one-base insertion. PNA method clearly detected two-base deletion and one-base insertion in all five MSI markers in samples containing 5% or more MSI-H variantBack to article page