Article
Role of rpoS in the development of cell envelope resilience and pressure resistance in stationary-phase Escherichia coli.
Applied and environmental microbiology - 1 Aug 2011
Charoenwong Duangkamol, Andrews Simon, Mackey Bernard
Abstract excerpt
This work investigated the role of rpoS in the development of increased cell envelope resilience and enhanced pressure resistance in stationary-phase cells of Escherichia coli. Loss of both colony-forming ability and membrane integrity, measured as uptake of propidium iodide (PI), occurred at lower pressures in E. coli BW3709 (rpoS) than in the parental strain (BW2952). The rpoS mutant also released much higher...
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