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Extracellular matrix regulation of insulin-like growth factors (IGF) signal transduction and apoptosis in the mammary gland

ReferenceC12131
Principal Investigator / Supervisor Professor Melissa Westwood
Co-Investigators /
Co-Supervisors
Professor Charles Streuli, Professor Anne White
Institution The University of Manchester
DepartmentLife Sciences
Funding typeResearch
Value (£) 172,656
StatusCompleted
TypeResearch Grant
Start date 01/08/2000
End date 01/04/2004
Duration44 months

Abstract

We have discovered that extracellular matrix (ECM) modifies apoptosis via effects on insulin signalling in mouse mammary epithelial cells (MEC). However, IGFs are more likely to be the physiological regulators of mammary apoptosis and we hypothesise that this will depend on interplay between IGFs and ECM. To address this we will: (1) compare how IGFs and insulin regulate signal transduction and survival; (2) determine how IGF binding proteins (IGFBPs) modulate this process; (3) investigate if IGFs regulate integrins in MEC; (4) explore how ECM affects (a) IGF receptor mediated signalling, (b) the phenotypic response of MEC to IGFs and (c) IGFBP actions. Ultimately this work will elucidate the cellular mechanisms controlling mammary gland physiology.

Summary

unavailable
Committee Closed Committee - Biochemistry & Cell Biology (BCB)
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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