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Gene Expression Data
Assay Details
Assay
Reference: J:52601 Campione M, et al., The homeobox gene Pitx2: mediator of asymmetric left-right signaling in vertebrate heart and gut looping. Development. 1999 Mar;126(6):1225-34
Assay type: RNA in situ
MGI Accession ID: MGI:2148888
Gene symbol: Pitx2
Gene name: paired-like homeodomain transcription factor 2
Probe: Pitx2 cDNA4
Probe preparation: Antisense RNA
Results
Specimen 2A: embryonic day 7.0 (more )
Structure Level Pattern Image Note
TS10: embryo mesoderm Present Regionally restricted 2A Expression was present in two, bilateral patches in the head mesenchyme.

Specimen 2B: embryonic day 8.0 (more )
Note: Specimen has 6 somites.
Structure Level Pattern Image Note
TS12: lateral plate mesoderm Present Regionally restricted 2B Expression is present solely on the left side.
TS12: primitive heart tube Present Regionally restricted 2B Expression is present in the myocardium solely on the left side.

Specimen 2C: embryonic day 9.0 (more )
Structure Level Pattern Image Note
TS14: mesenchyme derived from splanchnopleure Present Regionally restricted 2C Expression is present solely on the left side.

Specimen 2D: embryonic day 9.0 (more )
Structure Level Pattern Image Note
TS14: mesenchyme derived from splanchnopleure Present Regionally restricted 2D Expression is present solely on the left side.
TS14: mesenchyme derived from somatopleure Present Graded 2D Expression is stronger on the left side.

Specimen 4D: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: heart Present Regionally restricted 4D Expression is predominantly on the left side.
TS15: common atrial chamber Strong Regionally restricted 4D Expression is present on the left side of the ventral midline.

Specimen 4E: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: heart Present Regionally restricted 4E Expression is predominantly on the left side.
TS15: common atrial chamber Strong Regionally restricted 4E Expression is present on the left side of the ventral midline.
TS15: outflow tract Present Regionally restricted 4E Expression is confined to the left side but is less pronounced than in the atrium.
TS15: primitive ventricle Present Regionally restricted 4E Expression is confined to the left side but is less pronounced than in the atrium.

Specimen 4F: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: heart Present Regionally restricted 4F Expression is predominantly on the left side.
TS15: outflow tract Present Regionally restricted 4F Expression is confined to the left side but is less pronounced than in the atrium.
TS15: primitive ventricle Present Regionally restricted 4F Expression is confined to the left side but is less pronounced than in the atrium.

Specimen 4G: embryonic day 11.0 (more )
Note: Specimen has 44-48 somites.
Structure Level Pattern Image Note
TS18: stomach Present Regionally restricted 4G Expression is present solely on the left side (in the greater curvature).
TS18: midgut Present Regionally restricted 4G Expression is present at the apex of the turning midgut loop, at the junction of between the large and small intestine.

Specimen 4H: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: stomach Present Regionally restricted 4H Expression is present solely on the left side (in the greater curvature).

Specimen Not shown: embryonic day 13.5 (more )
Structure Level Pattern Image Note
TS21: hindgut Present Regionally restricted Expression is present in the caecum.

Specimen 4I: embryonic day 16.5 (more )
Structure Level Pattern Image Note
TS24: stomach Present Regionally restricted 4I Expression is present solely on the left side (in the greater curvature).
TS24: gut Present Regionally restricted 4I Expression is present in the caecum. The distal half was uniformly stained. In the proximal part (up to the junction with the small intestine), the staining was restricted to the outer curvature.

Specimen 5A: embryonic day 8.5; Dnah11iv/Dnah11iv (more )
Note: Specimen has 8-12 somites.
Structure Level Pattern Image Note
TS13: head mesenchyme Present Regionally restricted 5A Expression is present in two, bilateral patches.
TS13: lateral plate mesoderm Present Regionally restricted 5A Expression is present on the left side of the lateral plate of this specimen. In the lateral plate mesoderm of mutant animals, 28% had expression on the left side, 25% on the right side, 31% on both sides, and 16% had no expression.

Specimen 5B: embryonic day 8.5; Dnah11iv/Dnah11iv (more )
Note: Specimen has 8-12 somites.
Structure Level Pattern Image Note
TS13: head mesenchyme Present Regionally restricted 5B Expression is present in two, bilateral patches.
TS13: lateral plate mesoderm Present Regionally restricted 5B Expression is present on the right side of the lateral plate of this specimen. In the lateral plate mesoderm of mutant animals, 28% had expression on the left side, 25% on the right side, 31% on both sides, and 16% had no expression.

Specimen 5C: embryonic day 8.5; Dnah11iv/Dnah11iv (more )
Note: Specimen has 8-12 somites.
Structure Level Pattern Image Note
TS13: head mesenchyme Present Regionally restricted 5C Expression is present in two, bilateral patches.
TS13: lateral plate mesoderm Present 5C Expression is present on both sides of the lateral plate of this specimen. In the lateral plate mesoderm of mutant animals, 28% had expression on the left side, 25% on the right side, 31% on both sides, and 16% had no expression.

Specimen 5D: embryonic day 8.5; Dnah11iv/Dnah11iv (more )
Note: Specimen has 8-12 somites.
Structure Level Pattern Image Note
TS13: head mesenchyme Present Regionally restricted 5D Expression is present in two, bilateral patches.
TS13: lateral plate mesoderm Absent 5D There was no expression in the lateral plate of this specimen. In the lateral plate mesoderm of mutant animals, 28% had expression on the left side, 25% on the right side, 31% on both sides, and 16% had no expression.


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last database update
05/07/2024
MGI 6.23
The Jackson Laboratory