MS-AFLP: Why is there no difference in the number of bands in my EcoRI-MspI and EcoRI-HpaII reactions?

I want to quantify global DNA methylation in amphibians (toads) using MS-AFLP. I get PCR product in both the preselective and selective PCR, but I get no difference in the number of peaks/bands...

01 January 2015 6,010 13 View