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WormBase Tree Display for Expr_pattern: Expr948

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Name Class

Expr948Expression_ofGeneWBGene00000900
Reflects_endogenous_expression_ofWBGene00000900
Expression_dataLife_stageWBls:0000022
Anatomy_termWBbt:0003681Certain
WBbt:0004070
WBbt:0004364Uncertain
RemarkExpressed in two phasmid neurons in the tail.
WBbt:0004365Uncertain
RemarkExpressed in two phasmid neurons in the tail.
WBbt:0004366Uncertain
RemarkExpressed in two phasmid neurons in the tail.
WBbt:0005105Certain
WBbt:0005135Certain
WBbt:0005298Certain
WBbt:0005300Certain
WBbt:0005656Certain
WBbt:0005659Uncertain
RemarkExpressed in two phasmid neurons in the tail.
WBbt:0005733Certain
WBbt:0005772Certain
WBbt:0005813Certain
TypeReporter_gene
PatternGFP was expressed in the pharynx, intestine, hypodermis and body wall muscles, in L1 through adult stages. In the head, GFP was seen in neurons of the lateral, vesicular and retrovesicular ganglia. Ventral cord neurons also were visible, as was the PVT neuron, but only two phasmid neurons were detected in the tail. Whereas the nervous system is the primary site of gfp expression mediated by the daf-1 promoter, the daf-4 promoter directs expression more broadly, consistent with its other functions. In L1 larvae, when the dauer/nondauer decision is made, daf-4 promoter is active in neurons in the head, as well as in the ventral cord and tail. The promoters continues to express GFP in dauer larvae from starved plates.
PictureWBPicture0000008059
RemarkGFP expression matched the expression pattern of a daf-4::gfp gene fusion (Patterson et al., 1997), suggesting that daf-4 regulatory sequences conferring tissue-specificity are upstream of the transcription start site.
ReferenceWBPaper00004282
TransgeneWBTransgene00030996