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Gene Expression Data
Assay Details
Assay
Reference: J:335331 Seppala M, et al., Gas1 Regulates Patterning of the Murine and Human Dentitions through Sonic Hedgehog. J Dent Res. 2022 Apr;101(4):473-482
Assay type: RNA in situ
MGI Accession ID: MGI:7481960
Gene symbol: Fgf4
Gene name: fibroblast growth factor 4
Probe: Fgf4 probe
Probe preparation: labelled with S35 RNA
Visualized with: Autoradiography
Results
Specimen 3Q: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: upper jaw mesenchyme Present Regionally restricted 3Q Expression in vestigial tooth primordium (R2).

Specimen 3R: embryonic day 13.5; Gas1tm1Fan/Gas1tm1Fan (more )
Structure Level Pattern Image Note
TS21: upper jaw mesenchyme Strong Regionally restricted 3R Expression increased in R2 compared to wild type.

Specimen 3Si: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: upper jaw mesenchyme Absent 3Si Expression absent in R2 at E14.5.
TS22: upper jaw molar Present Regionally restricted 3Si Expression present in M1.

Specimen 3Sii: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: enamel knot Present Regionally restricted 3Sii Expression in more lingual regions of tooth germ in association with 1st molar enamel knot.
TS22: upper jaw molar Present Regionally restricted 3Sii Expression in more lingual regions of tooth germ in association with 1st molar enamel knot.

Specimen 3T: embryonic day 14.5; Gas1tm1Fan/Gas1tm1Fan (more )
Structure Level Pattern Image Note
TS22: upper jaw mesenchyme Strong Regionally restricted 3T Expression in vestigial tooth primordium (R2).


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
01/28/2026
MGI 6.24
The Jackson Laboratory