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The regulation of IGF binding protein-2 mRNA expression in bovine granulosa cells: a key regulator of ovarian function

ReferenceD11775
Principal Investigator / Supervisor Dr David Armstrong
Co-Investigators /
Co-Supervisors
Institution The Roslin Institute
DepartmentDept of Reproductive & Env Physiology
Funding typeResearch
Value (£) 166,948
StatusCompleted
TypeResearch Grant
Start date 01/08/2000
End date 01/08/2003
Duration36 months

Abstract

The ovarian insulin-like growth factor (IGF) system regulates the response of granulosa and theca cells towards gonadotrophins. We have identified IGF binding protein-2 as a key component of this system by virtue of its ability to bind IGF and regulate its bioavailability. In cattle IGFBP-2 regulates the development of follicular dominance and mediates the effects of nutrition on the growth of small follicles. The aim of this project is to characterise the elements in the promoter involved in regulating the expression of mRNA encoding IGFBP-2. This new knowledge will increase our understanding of the regulation of follicle growth and will underpin the development of new technologies to increase yields of viable oocytes used for IVM and IVF.

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 X - not in an Initiative
Funding SchemeX – not Funded via a specific Funding Scheme
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