Award details

Structure, function and regulation of granule chymases in mucosal mast cells from normal and parasitised sheep

ReferenceS01356
Principal Investigator / Supervisor Professor Hugh Miller
Co-Investigators /
Co-Supervisors
Institution University of Edinburgh
DepartmentVeterinary Clinical Studies
Funding typeResearch
Value (£) 336,030
StatusCompleted
TypeResearch Grant
Start date 01/11/1993
End date 01/11/1997
Duration48 months

Abstract

The massive recruitment of mucosal mast cells (MMC) during intestinal nematodiasis is considered to be predominantly IL-3- dependant, but the expression of abundant granule-specific chymases may be modulated by other cytokines. The ovine MMC-derived chymase, SMCP (Mr 27,000), is expressed by cultured bone marrow mast cells together with Chy 31, a novel (Mr 31,000) putative chymase. We will compare the primary structures of SMCP and Chy 31 by molecular cloning and, using DNA probes and monoclonal antibodies, investigate the influence of IL-3 and of nematodiasis on chymase expression by different mast cell subpopulations. Characterisation of two novel plasma inhibitors which block the binding of polyclonal antibodies to SMCP may lead to improved detection of this chymase in body fluids.

Summary

unavailable
Committee Closed Committee - Animal Sciences (AS)
Research TopicsX – not assigned to a current Research Topic
Research PriorityX – Research Priority information not available
Research Initiative X - not in an Initiative
Funding SchemeX – not Funded via a specific Funding Scheme
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