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Gene Expression Data
Assay Details
Assay
Reference: J:338204 Luzzio A, et al., The spontaneous mouse mutant low set ears (Lse) is caused by tandem duplication of Fgf3 and Fgf4. Mamm Genome. 2023 Jun 21;
Assay type: RNA in situ
MGI Accession ID: MGI:7516395
Gene symbol: Fgf4
Gene name: fibroblast growth factor 4
Probe: Fgf4 probe
Probe preparation: labelled with digoxigenin
Results
Specimen 4d: embryonic day 10.5; Dsht/Dsht+ (more )
Structure Level Pattern Image Note
TS17: 2nd branchial arch Ambiguous 4d Expression in wild type not described.

Specimen 4e: embryonic day 10.5; Lse/Lse+ (more )
Structure Level Pattern Image Note
TS17: 2nd branchial arch Present Regionally restricted 4e Modest increase in expression in caudal aspect of 2nd arch.

Specimen 4f: embryonic day 10.5; Lse/Lse (more )
Structure Level Pattern Image Note
TS17: 2nd branchial arch Present Regionally restricted 4f Similar levels of expression in Lse/+ and Lse/Lse embryos.

Specimen 4g: embryonic day 9.5; Dsht/Dsht+ (more )
Structure Level Pattern Image Note
TS15: 2nd branchial arch Present Regionally restricted 4g Expression on rostral aspect of second and third branchial arches, corresponding to caudal aspect of first and second pouches.
TS15: 3rd branchial arch Present Regionally restricted 4g Expression on rostral aspect of second and third branchial arches, corresponding to caudal aspect of first and second pouches.

Specimen 4g': embryonic day 9.5; Dsht/Dsht+ (more )
Structure Level Pattern Image Note
TS15: 2nd branchial arch Present Regionally restricted 4g' Expression on rostral aspect of second and third branchial arches, corresponding to caudal aspect of first and second pouches.
TS15: 3rd branchial arch Present Regionally restricted 4g' Expression on rostral aspect of second and third branchial arches, corresponding to caudal aspect of first and second pouches.

Specimen 4h: embryonic day 9.5; Lse/Lse+ (more )
Structure Level Pattern Image Note
TS15: 2nd branchial arch Present Regionally restricted 4h Similar levels of expression in branchial arches as in controls.
TS15: 3rd branchial arch Present Regionally restricted 4h Similar levels of expression in branchial arches as in controls.

Specimen 4h': embryonic day 9.5; Lse/Lse+ (more )
Structure Level Pattern Image Note
TS15: 2nd branchial arch Present Regionally restricted 4h' Similar levels of expression in branchial arches as in controls.
TS15: 3rd branchial arch Present Regionally restricted 4h' Similar levels of expression in branchial arches as in controls.
TS15: embryo Present Regionally restricted 4h' Paired domains of ectopic expression closer to ventral midline adjacent third and fourth arches.

Specimen 4i: embryonic day 9.5; Lse/Lse (more )
Structure Level Pattern Image Note
TS15: 2nd branchial arch Present Regionally restricted 4i Similar levels of expression in branchial arches as in controls.
TS15: 3rd branchial arch Present Regionally restricted 4i Similar levels of expression in branchial arches as in controls.

Specimen 4i': embryonic day 9.5; Lse/Lse (more )
Structure Level Pattern Image Note
TS15: 2nd branchial arch Present Regionally restricted 4i' Similar levels of expression in branchial arches as in controls.
TS15: 3rd branchial arch Present Regionally restricted 4i' Similar levels of expression in branchial arches as in controls.
TS15: embryo Strong Regionally restricted 4i' Paired domains of ventral expression. Higher levels of expression than for Lse/+ embryos.


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