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从福尔马林固定、石蜡包埋组织DNA中生成外显子富集测序文库用于下一代测序。

Generating Exome Enriched Sequencing Libraries from Formalin-Fixed, Paraffin-Embedded Tissue DNA for Next-Generation Sequencing.

作者信息

Marosy Beth A, Craig Brian D, Hetrick Kurt N, Witmer P Dane, Ling Hua, Griffith Sean M, Myers Benjamin, Ostrander Elaine A, Stanford Janet L, Brody Lawrence C, Doheny Kimberly F

机构信息

Center for Inherited Disease Research, McKusick-Nathans Institute of Genetic Medicine, Johns Hopkins University, Baltimore, Maryland.

National Human Genome Research Institute, National Institutes of Health, Bethesda, Maryland.

出版信息

Curr Protoc Hum Genet. 2017 Jan 11;92:18.10.1-18.10.25. doi: 10.1002/cphg.27.

Abstract

This unit describes a technique for generating exome-enriched sequencing libraries using DNA extracted from formalin-fixed paraffin-embedded (FFPE) samples. Utilizing commercially available kits, we present a low-input FFPE workflow starting with 50 ng of DNA. This procedure includes a repair step to address damage caused by FFPE preservation that improves sequence quality. Subsequently, libraries undergo an in-solution-targeted selection for exons, followed by sequencing using the Illumina next-generation short-read sequencing platform. © 2017 by John Wiley & Sons, Inc.

摘要

本单元描述了一种使用从福尔马林固定石蜡包埋(FFPE)样本中提取的DNA生成外显子富集测序文库的技术。利用市售试剂盒,我们展示了一种低输入量的FFPE工作流程,起始DNA量为50 ng。该程序包括一个修复步骤,以解决FFPE保存造成的损伤,从而提高序列质量。随后,文库进行溶液内靶向外显子选择,然后使用Illumina下一代短读长测序平台进行测序。© 2017约翰威立国际出版公司。

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