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Gene Expression Data
Assay Details
Assay
Reference: J:9186 Deutsch U, et al., Pax 1, a member of a paired box homologous murine gene family, is expressed in segmented structures during development. Cell. 1988 May 20;53(4):617-25
Assay type: RNA in situ
MGI Accession ID: MGI:3770394
Gene symbol: Pax1
Gene name: paired box 1
Probe: Pax1 probe3
Probe preparation: Antisense labelled with S35 RNA
Visualized with: Autoradiography
Results
Specimen not shown: embryonic day 8.5 (more )
Structure Level Pattern Image Note
TS13: embryo Absent

Specimen 3a,b: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: trunk sclerotome Present 3a; b

Specimen 3c,d: embryonic day 10.5 (more )
Structure Level Pattern Image Note
TS17: tail paraxial mesenchyme Present Regionally restricted 3c; d In near-midsagittal section, expression in ventral mesenchyme directly lateral to the notochord. Continuous expression along the entire rostro-caudal axis beginning near the fourth occipital somite.
TS17: trunk paraxial mesenchyme Present Regionally restricted 3c; d In near-midsagittal section, expression in ventral mesenchyme directly lateral to the notochord. Continuous expression along the entire rostro-caudal axis beginning near the fourth occipital somite.

Specimen 3e,f: embryonic day 10.5 (more )
Structure Level Pattern Image Note
TS17: tail sclerotome Present Regionally restricted 3e; f In parasagittal section, expression was localized to intersclerotomal boundaries of the ventral sclerotome.
TS17: trunk sclerotome Present Regionally restricted 3e; f In parasagittal section, expression was localized to intersclerotomal boundaries of the ventral sclerotome.

Specimen not shown: embryonic day 10.5 (more )
Structure Level Pattern Image Note
TS17: 3rd branchial pouch Present
TS17: 4th branchial pouch Present

Specimen 4a,b: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: tail sclerotome Present 4a; b Expression in condensations of the perichordal tube along the entire rostro-caudal axis.
TS20: vertebral cartilage condensation Present 4a; b Expression in condensations of the perichordal tube along the entire rostro-caudal axis.
TS20: vertebral pre-cartilage condensation Present 4a; b Expression in condensations of the perichordal tube along the entire rostro-caudal axis.

Specimen 4c,d: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: thoracic vertebral cartilage condensation Present 4c; d Expression in the densely packed perichordal condensations in the thoracic region.
TS20: trunk mesenchyme Present Regionally restricted 4c; d No expression in cells more lateral to the notochord.

Specimen 4e,f: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: tail paraxial mesenchyme Present Regionally restricted 4e; f Expression in cells in the tail region that have not yet reached the notochord and are more lateral.

Specimen not shown: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: thymus primordium Present

Specimen 5a,b: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: intervertebral disc Present 5a; b
TS22: vertebral cartilage condensation Absent 5a; b
TS22: thymus primordium Present 5a; b

Specimen 5c,d: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: intervertebral disc Present Regionally restricted 5c; d
TS22: vertebral cartilage condensation Absent 5c; d

Specimen 5e,f: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: sternebra pre-cartilage condensation Present Regionally restricted 5e; f Expression in cartilagineous tissue of the presternebrae.
TS22: sternum Present Regionally restricted 5e; f No expression in the facets for the costal cartilage.

Specimen not shown: embryonic day 17.5 (more )
Structure Level Pattern Image Note
TS25: intervertebral disc Weak Regionally restricted Authors report a marked decrease in expression in all but the most caudal intervertebral disks.
TS25: tail intervertebral disc Present Authors report a marked decrease in expression in all but the most caudal intervertebral disks.


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
03/25/2025
MGI 6.24
The Jackson Laboratory