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Isolation and functional characterisation of novel T-box genes in the zebrafish (D. rerio)

ReferenceG12140
Principal Investigator / Supervisor Professor Philip Ingham
Co-Investigators /
Co-Supervisors
Institution University of Sheffield
DepartmentBiomedical Science
Funding typeResearch
Value (£) 272,557
StatusCompleted
TypeResearch Grant
Start date 01/08/1999
End date 14/02/2003
Duration42 months

Abstract

We have recently isolated a number of novel zebrafish T-box (tbx) containing sequences. Many of these are expressed in patterns suggestive of a role in the development of mesodermal derivatives, including notochord, somites and fin bud mesenchyme. Here we propose to characterise their expression and function during early development of wild type and mutant zebrafish embryos. The function of each gene will be analysed using RNA injections of the tbx-specific interfering double stranded RNAs (RNAi) or RNAs encoding dominant negative protein forms. To facilitate the identification of candidate mutations, each gene will be mapped using radiation hybrid panels. In the case of thx5, we will specifically look for linkage to a newly isolated mutation neckless. Finally, the regulation of these tbx genes will analysed using mutations that affect mesoderm development.

Summary

unavailable
Committee Closed Committee - Genes & Developmental Biology (GDB)
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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