CSS: cluster similarity spectrum integration of single-cell genomics data

Abstract It is a major challenge to integrate single-cell sequencing data across experiments, conditions, batches, time points, and other technical considerations. New computational methods are required that can integrate samples while simultaneously preserving biological information. Here, we propo...

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Main Authors: Zhisong He, Agnieska Brazovskaja, Sebastian Ebert, J. Gray Camp, Barbara Treutlein
Format: Article
Language:English
Published: BMC 2020-09-01
Series:Genome Biology
Online Access:http://link.springer.com/article/10.1186/s13059-020-02147-4
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author Zhisong He
Agnieska Brazovskaja
Sebastian Ebert
J. Gray Camp
Barbara Treutlein
author_facet Zhisong He
Agnieska Brazovskaja
Sebastian Ebert
J. Gray Camp
Barbara Treutlein
author_sort Zhisong He
collection DOAJ
description Abstract It is a major challenge to integrate single-cell sequencing data across experiments, conditions, batches, time points, and other technical considerations. New computational methods are required that can integrate samples while simultaneously preserving biological information. Here, we propose an unsupervised reference-free data representation, cluster similarity spectrum (CSS), where each cell is represented by its similarities to clusters independently identified across samples. We show that CSS can be used to assess cellular heterogeneity and enable reconstruction of differentiation trajectories from cerebral organoid and other single-cell transcriptomic data, and to integrate data across experimental conditions and human individuals.
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spelling doaj.art-1fbfc43aa64b4e3d818a549ba57178f82022-12-21T23:53:23ZengBMCGenome Biology1474-760X2020-09-0121112110.1186/s13059-020-02147-4CSS: cluster similarity spectrum integration of single-cell genomics dataZhisong He0Agnieska Brazovskaja1Sebastian Ebert2J. Gray Camp3Barbara Treutlein4Department of Biosystems Science and Engineering, ETH ZürichMax Planck Institute for Evolutionary AnthropologyMax Planck Institute for Evolutionary AnthropologyInstitute of Molecular and Clinical OphthalmologyDepartment of Biosystems Science and Engineering, ETH ZürichAbstract It is a major challenge to integrate single-cell sequencing data across experiments, conditions, batches, time points, and other technical considerations. New computational methods are required that can integrate samples while simultaneously preserving biological information. Here, we propose an unsupervised reference-free data representation, cluster similarity spectrum (CSS), where each cell is represented by its similarities to clusters independently identified across samples. We show that CSS can be used to assess cellular heterogeneity and enable reconstruction of differentiation trajectories from cerebral organoid and other single-cell transcriptomic data, and to integrate data across experimental conditions and human individuals.http://link.springer.com/article/10.1186/s13059-020-02147-4
spellingShingle Zhisong He
Agnieska Brazovskaja
Sebastian Ebert
J. Gray Camp
Barbara Treutlein
CSS: cluster similarity spectrum integration of single-cell genomics data
Genome Biology
title CSS: cluster similarity spectrum integration of single-cell genomics data
title_full CSS: cluster similarity spectrum integration of single-cell genomics data
title_fullStr CSS: cluster similarity spectrum integration of single-cell genomics data
title_full_unstemmed CSS: cluster similarity spectrum integration of single-cell genomics data
title_short CSS: cluster similarity spectrum integration of single-cell genomics data
title_sort css cluster similarity spectrum integration of single cell genomics data
url http://link.springer.com/article/10.1186/s13059-020-02147-4
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AT sebastianebert cssclustersimilarityspectrumintegrationofsinglecellgenomicsdata
AT jgraycamp cssclustersimilarityspectrumintegrationofsinglecellgenomicsdata
AT barbaratreutlein cssclustersimilarityspectrumintegrationofsinglecellgenomicsdata