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Gene Expression Data
Assay Details
Assay
Reference: J:111163 Duffy SL, et al., Expression analysis of the Epha1 receptor tyrosine kinase and its high-affinity ligands Efna1 and Efna3 during early mouse development. Gene Expr Patterns. 2006 Oct;6(7):719-23
Assay type: RNA in situ
MGI Accession ID: MGI:5430626
Gene symbol: Epha1
Gene name: Eph receptor A1
Probe: Epha1 cDNA1
Probe preparation: Antisense labelled with digoxigenin RNA
Visualized with: Alkaline phosphatase
Results
Specimen 1A: embryonic day 5.5 (more )
Structure Level Pattern Image Note
TS8: epiblast Present 1A
TS8: extraembryonic ectoderm Weak Regionally restricted 1A Expression is distal.
Specimen 1D: embryonic day 5.5 (more )
Structure Level Pattern Image Note
TS8: epiblast Present 1D
Specimen 1G: embryonic day 6.25 (more )
Structure Level Pattern Image Note
TS8: epiblast Present Regionally restricted 1G Expression is in the proximal epiblast.
Specimen 2A: embryonic day 7.0 (more )
Note: Mid- to late streak stage.
Structure Level Pattern Image Note
TS10: embryo ectoderm Present 2A There is posterior-proximal expression in the epiblast flanking the primitive streak.
TS10: primitive streak Present 2A
Specimen 2D: embryonic day 7.5 (more )
Note: Late streak to early bud stage.
Structure Level Pattern Image Note
TS11: primitive streak Present 2D
Specimen 2G: embryonic day 7.5 (more )
Note: Late bud stage.
Structure Level Pattern Image Note
TS11: primitive streak Present 2G
Specimen 2J: embryonic day 7.5 (more )
Note: Late bud stage.
Structure Level Pattern Image Note
TS11: primitive streak Present 2J
TS11: embryo endoderm Present Regionally restricted 2J Expression is in the endoderm underlying the primitive streak.
TS11: embryo ectoderm Present Regionally restricted 2J Expression is posterior flanking the primitive streak.
Specimen 3A: embryonic day 7.5 (more )
Note: Early headfold stage.
Structure Level Pattern Image Note
TS11: primitive streak Present Regionally restricted 3A Expression is posterior to the node.
TS11: embryo mesoderm Present Regionally restricted 3A Expression is in the nascent mesoderm in the paraxial region along the length of the primitive streak.
Specimen 3D: embryonic day 8.0 (more )
Note: Early somite stage.
Structure Level Pattern Image Note
TS12: primitive streak Present 3D
TS12: trunk unsegmented mesenchyme Present 3D
Specimen 3G: embryonic day 8.0 (more )
Note: Early somite stage.
Structure Level Pattern Image Note
TS12: primitive streak Present 3G
TS12: trunk unsegmented mesenchyme Present 3G
Specimen 3J: embryonic day 8.5 (more )
Note: 8-9 somites.
Structure Level Pattern Image Note
TS13: primitive streak Present 3J
TS13: trunk unsegmented mesenchyme Present 3J
Specimen 4A: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: tail mesenchyme Present 4A
TS15: limb mesenchyme Present Regionally restricted 4A Expression is in the distal mesenchyme.
TS15: tail unsegmented mesenchyme Present Regionally restricted 4A Expression is in the posterior presomitic mesoderm.
Specimen 4D: embryonic day 10.5 (more )
Structure Level Pattern Image Note
TS17: tail mesenchyme Present 4D
TS17: limb mesenchyme Present Regionally restricted 4D Expression is in the distal mesenchyme.
TS17: tail unsegmented mesenchyme Present Regionally restricted 4D Expression is in the posterior presomitic mesoderm.
Specimen 4G: embryonic day 11.5 (more )
Structure Level Pattern Image Note
TS19: tail mesenchyme Present 4G
TS19: limb mesenchyme Present Regionally restricted 4G Expression is in the distal mesenchyme.
TS19: tail unsegmented mesenchyme Present Regionally restricted 4G Expression is in the posterior presomitic mesoderm.
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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Send questions and comments to User Support. 		last database update
03/25/2025
MGI 6.24 		The Jackson Laboratory