About   Help   FAQ
Gene Expression Data
Assay Details
Assay
Reference: J:204808 Royal SJ, et al., Development of P2 olfactory glomeruli in P2-internal ribosome entry site-tau-LacZ transgenic mice. J Neurosci. 1999 Nov 15;19(22):9856-64
Assay type: In situ reporter (knock in)
MGI Accession ID: MGI:7852643
Gene symbol: Or10a4
Gene name: olfactory receptor family 10 subfamily A member 4
Reporter: lacZ
Antibody: anti-B-galactosidase (5Prime3Prime)
Detection system: Secondary antibody coupled to fluorescein
Results
Specimen 3A: embryonic day 12.5; Or10a4tm1Mom/Or10a4+ (more )
Structure Cell Type Level Pattern Image Note
TS20: olfactory epithelium neuron Present Regionally restricted 3A Expression is in olfactory neurons.

Specimen 4A: embryonic day 15.5; Or10a4tm1Mom/Or10a4+ (more )
Structure Cell Type Level Pattern Image Note
TS23: main olfactory bulb neuron Present Regionally restricted 4A Expression is in P2 axons that are diffusely dispersed within a localized area of the olfactory bulb.
TS23: main olfactory bulb layer neuron Present Regionally restricted 4A Expression is in dispersed axons in the glomerular layer.

Specimen 4B: embryonic day 15.5; Or10a4tm1Mom/Or10a4+ (more )
Note: Double labeled: green - Or10a4 reporter; red - Omp (assay MGI:7853891).
Structure Cell Type Level Pattern Image Note
TS23: main olfactory bulb layer neuron Present Regionally restricted 4B Expression is in dispersed axons in the glomerular layer.

Specimen 4C: embryonic day 17.5; Or10a4tm1Mom/Or10a4+ (more )
Note: Double labeled: green - Or10a4 reporter; red - Omp (assay MGI:7853891).
Structure Cell Type Level Pattern Image Note
TS25: main olfactory bulb prospective glomerular layer neuron Present Regionally restricted 4C Expression is in P2 axons that have begun to condense in the glomerular layer.

Specimen 4D: embryonic day 18.5; Or10a4tm1Mom/Or10a4+ (more )
Note: Double labeled: green - Or10a4 reporter; red - Omp (assay MGI:7853891).
Structure Cell Type Level Pattern Image Note
TS26: main olfactory bulb glomerular layer neuron Present Regionally restricted 4D Expression is in glomeruli that remain connected by large bundles of axons.

Specimen 6A: postnatal day 3.5; Or10a4tm1Mom/Or10a4+ (more )
Note: Double labeled: green - Or10a4 reporter; red - Omp (assay MGI:7853891).
Structure Cell Type Level Pattern Image Note
TS27: main olfactory bulb glomerular layer neuron Present Regionally restricted 6A , 6B Expression is in glomeruli and branching axons.

Specimen 6C: postnatal day 7.5; Or10a4tm1Mom/Or10a4+ (more )
Note: Double labeled: green - Or10a4 reporter; red - Omp (assay MGI:7853891).
Structure Cell Type Level Pattern Image Note
TS28: main olfactory bulb glomerular layer neuron Present Regionally restricted 6D , 6C Expression is in glomeruli and branching axons.

Specimen 6E: postnatal day 7.5; Or10a4tm1Mom/Or10a4+ (more )
Note: Double labeled: green - Or10a4 reporter; red - Omp (assay MGI:7853891).
Structure Cell Type Level Pattern Image Note
TS28: main olfactory bulb glomerular layer neuron Present Regionally restricted 6E , 6F Expression is in glomeruli and branching axons.


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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
12/30/2025
MGI 6.24
The Jackson Laboratory