SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing

Identification of de novo copy number variations (CNVs) across the genome in single cells requires single-cell whole-genome amplification (WGA) and sequencing. Although many experimental protocols of amplification methods have been developed, all suffer from uneven distribution of read depth across...

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Main Authors: Xiao Dong, Lei Zhang, Xiaoxiao Hao, Tao Wang, Jan Vijg
Format: Article
Language:English
Published: Frontiers Media S.A. 2020-11-01
Series:Frontiers in Genetics
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fgene.2020.505441/full
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author Xiao Dong
Lei Zhang
Xiaoxiao Hao
Tao Wang
Jan Vijg
Jan Vijg
author_facet Xiao Dong
Lei Zhang
Xiaoxiao Hao
Tao Wang
Jan Vijg
Jan Vijg
author_sort Xiao Dong
collection DOAJ
description Identification of de novo copy number variations (CNVs) across the genome in single cells requires single-cell whole-genome amplification (WGA) and sequencing. Although many experimental protocols of amplification methods have been developed, all suffer from uneven distribution of read depth across the genome after sequencing of DNA amplicons, which constrains the usage of conventional CNV calling methodologies. Here, we present SCCNV, a software tool for detecting CNVs from whole genome-amplified single cells. SCCNV is a read-depth based approach with adjustment for the WGA bias. We demonstrate its performance by analyzing data obtained with most of the single-cell amplification methods that have been employed for CNV analysis, including DOP-PCR, MDA, MALBAC, and LIANTI. SCCNV is freely available at https://github.com/biosinodx/SCCNV.
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spelling doaj.art-dbe66f68a0094bf3992a6957189895e52022-12-21T17:59:51ZengFrontiers Media S.A.Frontiers in Genetics1664-80212020-11-011110.3389/fgene.2020.505441505441SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome SequencingXiao Dong0Lei Zhang1Xiaoxiao Hao2Tao Wang3Jan Vijg4Jan Vijg5Department of Genetics, Albert Einstein College of Medicine, Bronx, NY, United StatesDepartment of Genetics, Albert Einstein College of Medicine, Bronx, NY, United StatesDepartment of Genetics, Albert Einstein College of Medicine, Bronx, NY, United StatesDepartment of Epidemiology and Population Health, Albert Einstein College of Medicine, Bronx, NY, United StatesDepartment of Genetics, Albert Einstein College of Medicine, Bronx, NY, United StatesCenter for Single-Cell Omics in Aging and Disease, School of Public Health, Shanghai Jiao Tong University School of Medicine, Shanghai, ChinaIdentification of de novo copy number variations (CNVs) across the genome in single cells requires single-cell whole-genome amplification (WGA) and sequencing. Although many experimental protocols of amplification methods have been developed, all suffer from uneven distribution of read depth across the genome after sequencing of DNA amplicons, which constrains the usage of conventional CNV calling methodologies. Here, we present SCCNV, a software tool for detecting CNVs from whole genome-amplified single cells. SCCNV is a read-depth based approach with adjustment for the WGA bias. We demonstrate its performance by analyzing data obtained with most of the single-cell amplification methods that have been employed for CNV analysis, including DOP-PCR, MDA, MALBAC, and LIANTI. SCCNV is freely available at https://github.com/biosinodx/SCCNV.https://www.frontiersin.org/articles/10.3389/fgene.2020.505441/fullsingle-cell whole-genome sequencingsingle-cell whole-genome amplificationamplification biascopy number variationsoftware development
spellingShingle Xiao Dong
Lei Zhang
Xiaoxiao Hao
Tao Wang
Jan Vijg
Jan Vijg
SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing
Frontiers in Genetics
single-cell whole-genome sequencing
single-cell whole-genome amplification
amplification bias
copy number variation
software development
title SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing
title_full SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing
title_fullStr SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing
title_full_unstemmed SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing
title_short SCCNV: A Software Tool for Identifying Copy Number Variation From Single-Cell Whole-Genome Sequencing
title_sort sccnv a software tool for identifying copy number variation from single cell whole genome sequencing
topic single-cell whole-genome sequencing
single-cell whole-genome amplification
amplification bias
copy number variation
software development
url https://www.frontiersin.org/articles/10.3389/fgene.2020.505441/full
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