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Gene Expression Data
Assay Details
Assay
Reference: J:141473 Biressi S, et al., The homeobox gene Arx is a novel positive regulator of embryonic myogenesis. Cell Death Differ. 2008 Jan;15(1):94-104
Assay type: In situ reporter (knock in)
MGI Accession ID: MGI:7495878
Gene symbol: Arx
Gene name: aristaless related homeobox
Reporter: lacZ
Direct Detection
Results
Specimen 2e: embryonic day 18.5; Arxtm1Pgr/Arx+ (more )
Structure Level Pattern Image Note
TS26: skeletal muscle Present Widespread 2e Expression in nuclei in all skeletal muscle.

Specimen 2f: embryonic day 18.5; Arxtm1Pgr/Arx+ (more )
Structure Level Pattern Image Note
TS26: diaphragm Present Regionally restricted 2f Expression in only a small fraction of total number of muscle fiber nuclei.

Specimen 2h: postnatal day 7; Arxtm1Pgr/Arx+ (more )
Structure Level Pattern Image Note
TS28: hindlimb muscle Weak 2h Marked decrease in expression after birth.

Specimen 2h': postnatal day 7; Arxtm1Pgr/Arx+ (more )
Structure Level Pattern Image Note
TS28: intercostal muscle Weak 2h' Marked decrease in expression after birth.

Specimen 2i,i': postnatal adult; Arxtm1Pgr/Arxtm1Pgr (more )
Structure Level Pattern Image Note
TS28: soleus Present Regionally restricted 2i , 2i' Expression mainly restricted to subset of fibers with typical morphology of spindle fibers.

Specimen 2j: postnatal adult; Arxtm1Pgr/Arxtm1Pgr (more )
Structure Level Pattern Image Note
TS28: soleus Present Regionally restricted 2j Expression mainly restricted to subset of fibers with typical morphology of spindle fibers.

Specimen 2k: postnatal adult; Arxtm1Pgr/Arxtm1Pgr (more )
Structure Level Pattern Image Note
TS28: diaphragm Present Widespread 2k Expression mainly restricted to subset of fibers with typical morphology of spindle fibers.


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