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Cas9 gRNA engineering for genome editing, activation and repression
Journal article   Open access   Peer reviewed

Cas9 gRNA engineering for genome editing, activation and repression

Samira Kiani, Alejandro Chavez, Marcelle Tuttle, Richard N Hall, Raj Chari, Dmitry Ter-Ovanesyan, Jason Qian, Benjamin W Pruitt, Jacob Beal, Suhani Vora, …
Nature methods, Vol.12(11), pp.1051-1054
11/01/2015
DOI: 10.1038/NMETH.3580
PMCID: PMC4666719
PMID: 26344044

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Abstract

We demonstrate that by altering the length of Cas9-associated guide RNA (gRNA) we were able to control Cas9 nuclease activity and simultaneously perform genome editing and transcriptional regulation with a single Cas9 protein. We exploited these principles to engineer mammalian synthetic circuits with combined transcriptional regulation and kill functions governed by a single multifunctional Cas9 protein.
Flow Cytometry Mutagenesis Mutation Binding Sites CRISPR-Associated Proteins - genetics CRISPR-Cas Systems - genetics Fluorescent Dyes - analysis Gene Deletion Genes, Reporter Genetic Engineering - methods Genetic Vectors Genome HEK293 Cells Humans Microscopy, Fluorescence RNA Editing RNA, Guide, CRISPR-Cas Systems Transcription, Genetic

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