Pax4 belongs to the paired-box family of transcription factors. The analysis of loss- and gain-of-function mutant animals revealed that this factor plays a crucial role in the endocrine pancreas. Indeed, Pax4 is required for the genesis of insulin-producing beta-cells. Remarkably, the sole misexpression of Pax4 in glucagon-expressing cells is...
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December 2012 (v1)Journal articleUploaded on: December 3, 2022
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August 31, 2011 (v1)Journal article
ABSTRACT: BACKGROUND: Nkx2.2 and Arx represent key transcription factors implicated in the specification of islet cell subtypes during pancreas development. Mice deficient for Arx do not develop any alpha-cells whereas beta- and delta-cells are found in considerably higher numbers. In Nkx2.2 mutant animals, alpha- and beta-cell development is...
Uploaded on: December 3, 2022