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WormBase Tree Display for Expr_pattern: Expr1199

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Name Class

Expr1199Expression_ofGeneWBGene00001177
Reflects_endogenous_expression_ofWBGene00001177
Expression_dataAnatomy_termWBbt:0003679Certain
WBbt:0005772Partial
RemarkExpressed in posterior intestinal cells.
GO_termGO:0043005
GO:0043025
Subcellular_localizationWithin neurons, EGL-8 stained in both cell somas and in processes.
TypeAntibodyPolyclonal antibody against the C-terminal region of EGL-8 and used it to visualize EGL-8 protein.
PatternIn wild-type worms, EGL-8 staining primarily in the nervous system and the intestine. EGL-8 staining observed in most or all neurons, although the amount of staining varied between individual neurons. In general, neurons in the head and tail ganglia showed stronger staining than the motor neurons of the ventral cord. In the head ganglia, one pair of amphid neurons showed especially strong staining. Staining was not detected in the sublateral processes or in the dorsal cord. EGL-8's intestinal staining was restricted to two lines of staining running down the long axis of the body and to pairs of loop-like structures at regular intervals. The strongest staining was in the posterior region of the intestine. Confocal microscopy determined that the two lines of staining are on the luminal (apical) side of the intestinal cells.
PictureWBPicture0000009590
RemarkThe absence of this staining in egl-8 (md1971) and egl-8 (n488) demonstrates its specificity. The lines of EGL-8 staining colocalize with the staining of MH27, a monoclonal antibody that stains epithelial and intestinal adherens junctions. MH27 staining also extended part of the way around each of the loops of EGL-8 staining, which may represent sites where the ends of the intestinal cells join together.
ReferenceWBPaper00003738
Antibody_infoWBAntibody00000244