Quality control, modeling, and visualization of CRISPR screens with MAGeCK-VISPR

By Wei Li, Johannes Köster, Han Xu, Chenhao Chen, Tengfei Xiao, Jun S. Liu, Myles A. Brown, X. S. Liu. Genome Biology, 2015

422 citations recorded by the source corpus.

High-throughput CRISPR screens have shown great promise in functional genomics. We present MAGeCK-VISPR, a comprehensive quality control (QC), analysis, and visualization workflow for CRISPR screens. MAGeCK-VISPR defines a set of QC measures to assess the quality of an experiment, and includes a maximum-likelihood algorithm to call essential genes simultaneously under multiple conditions. The algorithm uses a generalized linear model to deconvolute different effects, and employs expectation-maximization to iteratively estimate sgRNA knockout efficiency and gene essentiality. MAGeCK-VISPR also includes VISPR, a framework for the interactive visualization and exploration of QC and analysis results. MAGeCK-VISPR is freely available at http://bitbucket.org/liulab/mageck-vispr.

Subfields: Molecular Biology, Plant Science

View Paper: https://www.semanticscholar.org/paper/c397e23af316388e20ebcbad04fab1516d2ec783

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