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Role of the Cpx regulon in S. typhimurium physiology and virulence

ReferenceBFP11355
Principal Investigator / Supervisor Professor Mark Roberts
Co-Investigators /
Co-Supervisors
Institution University of Glasgow
DepartmentVeterinary Infection and Immunity
Funding typeResearch
Value (£) 216,662
StatusCompleted
TypeResearch Grant
Start date 01/04/1999
End date 01/04/2003
Duration48 months

Abstract

The response to extracytoplasmic stress (ES) in Gram negative bacteria is controlled by 2 separate signal transduction pathways. One pathway is controlled by the alternative sigma factor, RpoE, and the second is mediated by the Cpx two-component system. The purpose of this study is to investigate the role the Cpx system plays in Salmonella physiology and virulence and immunity. S. typhimurium strains with mutations in genes in the Cpx regulon will be constructed. These strains will be used to investigate the involvement of the S. typhimurium Cpx system in gene regulation, general physiology, adaptation to different environments, stress defence, interaction with eukaryotic cells, virulence, pathogenesis and immunity. The interaction between the two ES response systems in the adaptation of S. typhimurium to stress and life in vivo will also be examined.

Summary

unavailable
Committee Closed Committee - Agri-food (AF)
Research TopicsX – not assigned to a current Research Topic
Research PriorityX – Research Priority information not available
Research Initiative Biology of Food-Borne Pathogens (BFP) [1997]
Funding SchemeX – not Funded via a specific Funding Scheme
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