Article
Synthesis of the sulfate donor PAPS in either the Drosophila germline or somatic follicle cells can support embryonic dorsal-ventral axis formation.
Development (Cambridge, England) - 1 Apr 2007
Zhu Xianjun, Stevens Leslie M, Stein David
Abstract excerpt
The establishment of dorsal-ventral (DV) polarity in the Drosophila embryo depends upon a localized signal that is generated in the perivitelline space of the egg through the action of a serine proteolytic cascade. Spatial regulation of this pathway is determined by the expression of the pipe gene in a subpopulation of ventral follicle cells in the developing egg chamber. The Pipe protein exhibits homology to...
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