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Fast mitochondrial DNA isolation from mammalian cells for next-generation sequencing.
Biotechniques. 2013 Sep;55(3):133-6. doi: 10.2144/000114077
Quispe-Tintaya W, White RR, Popov VN, Vijg J, Maslov AY
Abstract:
.....Here, we describe a fast, cost-effective, and reliable method for preparation of mtDNA enriched samples from eukaryotic cells ready for direct sequencing. Our protocol utilizes a conventional miniprep kit, paramagnetic bead-based purification, and an optional, limited PCR amplification of mtDNA. The first two steps alone provide more than 2000-fold enrichment for mtDNA when compared with total cellular DNA (~200-fold in comparison with current commercially available kits) as demonstrated by real-time PCR. The percentage of sequencing reads aligned to mtDNA was about 22% for non-amplified samples and greater than 99% for samples subjected to 10 cycles of long-range-PCR with mtDNA specific primers.
PMID: 24003945
Free Full-Text: http://www.biotechniques.com/article/000114077
Tags: methods