A portable epigenetic switch for bistable gene expression in bacteria

Abstract We describe a portable epigenetic switch based on opvAB, a Salmonella enterica operon that undergoes bistable expression under DNA methylation control. A DNA fragment containing the opvAB promoter and the opvAB upstream regulatory region confers bistability to heterologous genes, yielding O...

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Bibliographic Details
Main Authors: David R. Olivenza, Hervé Nicoloff, María Antonia Sánchez-Romero, Ignacio Cota, Dan I. Andersson, Josep Casadesús
Format: Article
Language:English
Published: Nature Publishing Group 2019-08-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-019-47650-2