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WormBase Tree Display for Expr_pattern: Expr2905

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Name Class

Expr2905Expression_ofGeneWBGene00004315
Reflects_endogenous_expression_ofWBGene00004315
Expression_dataLife_stageWBls:0000024
WBls:0000003
WBls:0000038
WBls:0000027
WBls:0000035
WBls:0000041
GO_termGO:0005730
Subcellular_localizationMaternal RBD-1 is seen as a number of granules in the cytoplasm and disappears shortly after cleavage begin.
To determine the subcellular localization of RBD-1, intestine cells were closely inspected since they have relatively large nuclei, making it possible to easily discriminate the cell compartments. As evidenced by its colocalization with a nucleolar marker protein FIB-1, RBD-1 is localized in the nucleolus.
TypeAntibody
PatternImmunostaining of embryos shows that RBD-1 expression is limited to late embryonic stages. A small amount of maternally supplied RBD-1 is also detectable in the fertilized egg. In contrast to zygotic RBD-1, maternal RBD-1 is seen as a number of granules in the cytoplasm and disappears shortly after cleavage begin, suggesting that maternal RBD-1 may be degraded rapidly in early embryos. During post-embryonic development, RBD-1 is expressed ubiquitously in L1 larvae and continues to be expressed until adulthood in both somatic and germline cells.
RemarkFIB-1, a C.elegans homolog of the yeast Nop1p, shows a very similar expression pattern to RBD-1 during C.elegans embryogenesis.
ReferenceWBPaper00006468
Antibody_infoWBAntibody00000728