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WormBase Tree Display for Expr_pattern: Expr3681

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Name Class

Expr3681Expression_ofGeneWBGene00011315
Reflects_endogenous_expression_ofWBGene00011315
Expression_dataAnatomy_term (20)
GO_termGO:0005634
Subcellular_localizationThe MBR-1::GFP fusion protein was localized to the nuclei, consistent with the idea that MBR-1 functions as a transcription factor.
TypeReporter_gene
PatternIn strains that carry Pmbr-1::gfp, GFP expression was observed in restricted sets of interneurons in the head ganglia: AIM, RIC, RIH (or RIR), RIF (or RIG), and a pair of interneurons tentatively identified as AIN. Expression was also observed in three interneurons of the tail ganglia: PVP and an interneuron tentatively identified as DVA or DVC. In contrast, mbr-1::gfp was expressed in several more neurons compared to Pmbr-1::gfp, including sensory neurons. Expression of mbr-1::gfp was also detected in some intestinal cells at the late embryonic stages as well as in vulval cells and some somatic gonadal cells at the L4 stage. mbr-1::gfp expression becomes detectable first around the early comma stage, which corresponds to the time just after the birth of most neurons.
PictureWBPicture0000009814
RemarkThe differences in the expression patterns of Pmbr-1::gfp and mbr-1::gfp might be due to the following reasons: first, additional regulatory elements might exist in introns and 3$(B!l(B-UTR regions, which are not included in the former construct; and second, as the product of Pmbr-1::gfp diffuses throughout the cytoplasm, it might be difficult to detect low levels of GFP expression.
ReferenceWBPaper00026753
TransgeneWBTransgene00028812