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Gene Expression Data
Assay Details
Assay
Reference: J:83306 Zhang Z, et al., Malleal processus brevis is dispensable for normal hearing in mice. Dev Dyn. 2003 May;227(1):69-77
Assay type: RNA in situ
MGI Accession ID: MGI:5528465
Gene symbol: Bmp4
Gene name: bone morphogenetic protein 4
Probe: Bmp4 cDNA5
Probe preparation: Antisense labelled with digoxigenin RNA
Results
Specimen 4A: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: malleus pre-cartilage condensation Present Regionally restricted 4A Expressed in the peripheral region of the condensing malleal primordium.

Specimen 4B: embryonic day 13.5; Msx1tm1Rilm/Msx1tm1Rilm (more )
Structure Level Pattern Image Note
TS21: malleus pre-cartilage condensation Present Regionally restricted 4B Down-regulated expression, particularly in the region where malleal manubrium develops. Unaltered expression in the lateral peripheral region of the condensing malleal primordium.

Specimen 4C: embryonic day 14.0; Msx1tm1Rilm/Msx1tm1Rilm, Msx2tm1Rilm/Msx2tm1Rilm (more )
Structure Level Pattern Image Note
TS22: malleus cartilage condensation Weak Regionally restricted 4C Down-regulated expression in the malleal primordium. Only a residual level of expression in the lateral peripheral region.

Specimen not shown: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: middle ear Present Regionally restricted Expressed in the developing malleal primordium.


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