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Genetic analysis of saponin biosynthesis in diploid oat

ReferenceP13269
Principal Investigator / Supervisor Professor Anne Osbourn
Co-Investigators /
Co-Supervisors
Institution University of East Anglia
DepartmentSainsbury Laboratory
Funding typeResearch
Value (£) 276,912
StatusCompleted
TypeResearch Grant
Start date 01/09/2000
End date 01/09/2003
Duration36 months

Abstract

A collection of Avena strigosa mutants that are deficient in the ability to synthesise antimicrobial triterpenoid saponins has been generated. These mutants are compromised in their resistance to a range of fungal pathogens. At least six genes for saponin biosynthesis have been identified (Sad1- Sad6), and preliminary genetic information suggests that five of these genes may be linked. The objectives of this project are: 1) to determine whether the Sad1 gene encodes beta-amyrin cyclase, the first committed enzyme in the triterpenoid pathway, as suggested by biochemical analysis and gene expression studies; and 2) to genetically map the Sad genes in diploid oat.

Summary

unavailable
Committee Closed Committee - Plant & Microbial Sciences (PMS)
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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