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WormBase Tree Display for Expr_pattern: Expr9608

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Name Class

Expr9608Expression_ofGeneWBGene00001960
Reflects_endogenous_expression_ofWBGene00001960
Expression_dataAnatomy_termWBbt:0003961Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0003963Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0004971Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0004972Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0004977Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0004978Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0004987Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0004989Certain
RemarkAsymmetric expression. Weaker in SMDDR, AIYR, SIADR, SIBVR and stronger in SMDDL, AIYL, SIADL, SIBVL.
WBbt:0006588Certain
WBbt:0006679Certain
TypeReporter_gene
PatternThe embryonic expression pattern of hlh-16 is largely bilaterally symmetric, with the notable exception of asymmetric expression in several distinct, otherwise bilaterally symmetric neuron pairs. Specifically, we detected the expression of hlh-16 reporters (hlh-16prom::mcherry and hlh-16trans::gfp) in two symmetric neuroblasts (ABplpapaaa and ABprpapaaa).These two neuroblasts generate through an asymmetric cell division one SMDD motoneuron and one AIY interneuron on each side of the animal. Following terminal division, the hlh-16 reporters are expressed in postmitotic SMDD(L/R) and AIY(L/R), and their expression decreases during larval development, becoming barely detectable in the adult. The hlh-16 reporters are expressed at a higher level in the left SMDD and AIY compared to the right SMDD and AIY. This L/R asymmetry is already visible in the SMDD/AIY mother cells. Asymmetric expression is also observed in their sister neuroblasts (the SIAD/SIBV mother cells) and, following terminal division, the SIAD and SIBV head motoneurons. Other bilateral neuron pairs display no asymmetric hlh-16 expression.
PictureWBPicture0000012556
ReferenceWBPaper00039859
TransgeneWBTransgene00031111