12 December 2017 3 767 Report

I am trying to amplify the full length human mtDNA(~17kb) from single cell for NGS. Currently, I am using the long range PCR strategy by NEB Q5 polymerase. I can get the mtDNA when starting with regular gDNA template amout(~20ng), but I can hardly get any bands with 10-fold diluted template which is still 100-fold concentrated comparing to single cell system. I tried to increase the cycle number, but it didn't seem to work. What is the optimal condition for the single cell LR-PCR? Does Multiple displacement amplification (MDA) work for this purpose?

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