Article
Regulation of the Rac GTPase pathway by the multifunctional Rho GEF Pebble is essential for mesoderm migration in the Drosophila gastrula.
Development (Cambridge, England) - 1 Mar 2009
van Impel Andreas, Schumacher Sabine, Draga Margarethe, Herz Hans-Martin, Grosshans Jörg, Müller H Arno J
Abstract excerpt
The Drosophila guanine nucleotide exchange factor Pebble (Pbl) is essential for cytokinesis and cell migration during gastrulation. In dividing cells, Pbl promotes Rho1 activation at the cell cortex, leading to formation of the contractile actin-myosin ring. The role of Pbl in fibroblast growth factor-triggered mesoderm spreading during gastrulation is less well understood and its targets and subcellular...
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