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Gene Expression Data
Assay Details
Assay
Reference: J:171573 Yoon H, et al., Identification of genes concordantly expressed with Atoh1 during inner ear development. Anat Cell Biol. 2011 Mar;44(1):69-78
Assay type: RNA in situ
MGI Accession ID: MGI:7437897
Gene symbol: Smpx
Gene name: small muscle protein, X-linked
Probe: Smpx cDNA2
Probe preparation: Antisense labelled with digoxigenin RNA
Results
Specimen 3c: embryonic day 15.5 (more )
Structure Cell Type Level Pattern Image Note
TS23: inner ear vestibular component vestibular hair cell Present Regionally restricted 3c Expression in hair cells of all vestibular organs, including utricle, saccule and all three cristae.

Specimen E15.5 not shown: embryonic day 15.5 (more )
Structure Cell Type Level Pattern Image Note
TS23: cochlea cochlea auditory hair cell Trace Expression barely detected in cochlea.

Specimen 3g: postnatal day 1 (more )
Structure Cell Type Level Pattern Image Note
TS27: cochlea cochlea auditory hair cell Present Regionally restricted 3g Expression in hair cells of basal and mid-basal turns of cochear duct. Faint expression in mid-apical turn.

Specimen P5 not shown: postnatal day 5 (more )
Structure Level Pattern Image Note
TS28: inner ear vestibular component Present Expression continued to be present in vestribular organ at least up to P5.

Specimen 3h: postnatal day 5 (more )
Structure Cell Type Level Pattern Image Note
TS28: cochlea cochlea auditory hair cell Strong Regionally restricted 3h Strong expression in hair cells of all cochlear turns.

Specimen 3i: postnatal day 5 (more )
Structure Cell Type Level Pattern Image Note
TS28: cochlea cochlea auditory hair cell Strong Regionally restricted 3i Strong expression in hair cells of all cochlear turns.


Contributing Projects:
Mouse Genome Database (MGD), Gene Expression Database (GXD), Mouse Models of Human Cancer database (MMHCdb) (formerly Mouse Tumor Biology (MTB)), Gene Ontology (GO)
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last database update
03/18/2025
MGI 6.24
The Jackson Laboratory