Genome Biology

official impact factor 6.89

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Enrichment of sequencing targets from the human genome by solution hybridization

Ryan Tewhey1,2, Masakazu Nakano1,4, Xiaoyun Wang1,4, Carlos Pabón-Peña3, Barbara Novak3, Angelica Giuffre3, Eric Lin3, Scott Happe3, Doug N Roberts3, Emily M LeProust3, Eric J Topol1, Olivier Harismendy1,4* and Kelly A Frazer1,4*

Author Affiliations

1 Scripps Genomic Medicine, Scripps Translational Science Institute, The Scripps Research Institute, 3344 N. Torrey Pines Court, La Jolla, CA 92037, USA

2 Division of Biological Sciences, University of California San Diego, 9500 Gilman Dr., La Jolla, CA 92093, USA

3 Agilent Technologies, Inc., 5301 Stevens Creek Blvd., Santa Clara, CA 95051, USA

4 Current address: Moores UCSD Cancer Center, 3855 Health Sciences Drive 0901, La Jolla, CA 92093-0901, USA

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Genome Biology 2009, 10:R116 doi:10.1186/gb-2009-10-10-r116

Published: 16 October 2009

Abstract

To exploit fully the potential of current sequencing technologies for population-based studies, one must enrich for loci from the human genome. Here we evaluate the hybridization-based approach by using oligonucleotide capture probes in solution to enrich for approximately 3.9 Mb of sequence target. We demonstrate that the tiling probe frequency is important for generating sequence data with high uniform coverage of targets. We obtained 93% sensitivity to detect SNPs, with a calling accuracy greater than 99%.