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Gene Expression Data
Assay Details
Assay
Reference: J:65599 Gaufo GO, et al., Hoxb1 controls effectors of sonic hedgehog and mash1 signaling pathways. Development. 2000 Dec;127(24):5343-54
Assay type: Immunohistochemistry
MGI Accession ID: MGI:1928095
Gene symbol: Isl1
Gene name: ISL1 transcription factor, LIM/homeodomain
Antibody: Anti-Isl1
Detection system: Secondary antibody coupled to Texas Red
Results
Specimen 4e: embryonic day 11.5 (more )
Note: Double labeled: red - Isl1; green - Hoxb1 (assay MGI:1928087). Theiler stage 18 was chosen to remain consistent with other annotations from this manuscript.
Structure Level Pattern Image Note
TS18: rhombomere 4 Present Regionally restricted 4e Expression is in the facial branchiomotor neurons, the contralateral vestibuloacoustic efferent neurons, and a population of ventrolateral neurons.

Specimen 4f: embryonic day 11.5; Hoxb1tm5Mrc/Hoxb1tm5Mrc (more )
Note: Theiler stage 18 was chosen to remain consistent with other annotations from this manuscript.
Structure Level Pattern Image Note
TS18: rhombomere 4 Present Regionally restricted 4f In this mutant the facial branchiomotor neurons and contralateral vestibuloacoustic efferent neurons are missing. Expression in the ventrolateral neurons has expanded dorsolaterally due to population expansion.

Specimen 6e: embryonic day 11.0 (more )
Note: Double labeled: red - Isl1; green - Phox2b (assay MGI:1928136).
Structure Level Pattern Image Note
TS18: rhombomere 4 Present Regionally restricted 6e Expression is in the facial branchiomotor neurons, the contralateral vestibuloacoustic efferent neurons, and a population of ventrolateral neurons.

Specimen 6f: embryonic day 11.0; Hoxb1tm5Mrc/Hoxb1tm5Mrc (more )
Note: Double labeled: red - Isl1; green - Phox2b (assay MGI:1928136).
Structure Level Pattern Image Note
TS18: rhombomere 4 Present Regionally restricted 6f In this mutant the facial branchiomotor neurons and contralateral vestibuloacoustic efferent neurons are missing. Expression in the ventrolateral neurons has expanded dorsolaterally due to population expansion.


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
03/25/2025
MGI 6.24
The Jackson Laboratory