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Gene Expression Data
Assay Details
Assay
Reference: J:1975 Herrmann BG, Expression pattern of the Brachyury gene in whole-mount TWis/TWis mutant embryos. Development. 1991 Nov;113(3):913-7
Assay type: RNA in situ
MGI Accession ID: MGI:1345707
Gene symbol: T
Gene name: brachyury, T-box transcription factor T
Probe: T cDNA9
Probe preparation: Antisense labelled with biotin RNA
Visualized with: Beta-galactosidase
Results
Specimen not shown: embryonic day 6.5 (more )
Structure Level Pattern Image Note
TS9: primitive streak Present

Specimen 1A: embryonic day 7.0 (more )
Note: No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS10: embryo Present Regionally restricted 1A Transcripts are detected in cells along the midline of the posterior half to the distal tip of the egg cylinder.
TS10: primitive streak Present 1A
TS10: embryo mesoderm Absent 1A Expression is down-regulated to undetectable levels in mesoderm cells migrating away from the streak.

Specimen not shown: embryonic day 7.0; TWis/TWis (more )
Note: No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS10: embryo Present Regionally restricted Expression in this mutant is the same as in wild-type embryos.
TS10: primitive streak Present Expression in this mutant is the same as in wild-type embryos.
TS10: embryo mesoderm Absent Expression in this mutant is the same as in wild-type embryos.

Specimen 1B: embryonic day 7.3 (more )
Note: Head process is present. No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS11: notochordal process Strong 1B
TS11: primitive streak Present 1B
TS11: embryo mesoderm Absent 1B Expression is down-regulated to undetectable levels in mesoderm cells migrating away from the streak.

Specimen not shown: embryonic day 7.3; TWis/TWis (more )
Note: Head process is present. No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS11: notochordal process Strong Expression in this mutant is the same as in wild-type embryos.
TS11: primitive streak Present Expression in this mutant is the same as in wild-type embryos.
TS11: embryo mesoderm Absent Expression in this mutant is the same as in wild-type embryos.

Specimen 1C: embryonic day 7.5 (more )
Note: Amniotic cavity is present. No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS11: notochordal process Present 1C
TS11: primitive streak Present 1C
TS11: embryo mesoderm Absent 1C Expression is down-regulated to undetectable levels in mesoderm cells migrating away from the streak.

Specimen not shown: embryonic day 7.5; TWis/TWis (more )
Note: Amniotic cavity is present. No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS11: notochordal process Present Expression in this mutant is the same as in wild-type embryos.
TS11: primitive streak Present Expression in this mutant is the same as in wild-type embryos.
TS11: embryo mesoderm Absent Expression in this mutant is the same as in wild-type embryos.

Specimen 1D: embryonic day 7.75 (more )
Note: Neural plate is present. No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS11: notochordal process Strong 1D
TS11: primitive streak Moderate 1D
TS11: embryo mesoderm Absent 1D Expression is down-regulated to undetectable levels in mesoderm cells migrating away from the streak.

Specimen not shown: embryonic day 7.75; TWis/TWis (more )
Note: Neural plate is present. No visible differences between normal and mutant embryos were revealed.
Structure Level Pattern Image Note
TS11: notochordal process Strong Expression in this mutant is the same as in wild-type embryos.
TS11: primitive streak Moderate Expression in this mutant is the same as in wild-type embryos.
TS11: embryo mesoderm Absent Expression in this mutant is the same as in wild-type embryos.

Specimen 1E: embryonic day 8.0 (more )
Note: Neural folds are present.
Structure Level Pattern Image Note
TS11: embryo mesoderm Absent 1E
TS11: node Present 1E
TS11: notochordal process Present 1E
TS11: primitive streak Present 1E

Specimen 1F: embryonic day 8.0; TWis/TWis (more )
Note: Neural folds are present. The archenteron/node is disrupted in the mutant.
Structure Level Pattern Image Note
TS11: primitive streak Present 1F
TS11: notochordal process Present 1F Expression in the head process/notochord precursor.

Specimen 1G: embryonic day 8.0; TWis/TWis (more )
Note: Neural folds are present.
Structure Level Pattern Image Note
TS11: primitive streak Present 1G
TS11: notochordal process Present 1G Expression in the head process/notochord precursor.

Specimen 1H: embryonic day 8.25 (more )
Structure Level Pattern Image Note
TS12: primitive streak Present 1H
TS12: notochordal plate Present 1H Expression in the notochord precursor.

Specimen 1I: embryonic day 8.25; TWis/TWis (more )
Note: Mutant embryos display a kink in the streak posterior to the end of the notochord precursor.
Structure Level Pattern Image Note
TS12: notochordal plate Weak 1I
TS12: primitive streak Weak 1I

Specimen 1K right: embryonic day 8.5 (more )
Note: 8 somite stage.
Structure Level Pattern Image Note
TS13: notochordal plate Present 1K right
TS13: primitive streak Present 1K right

Specimen 1K left: embryonic day 8.5; TWis/TWis (more )
Note: 8 somite stage. Mutant embryos display a kink in the streak posterior to the end of the notochord precursor.
Structure Level Pattern Image Note
TS13: notochordal plate Absent 1K left
TS13: primitive streak Absent 1K left

Specimen 2A: embryonic day 8.25 (more )
Structure Level Pattern Image Note
TS12: notochordal plate Present 2A Expression in the notochord precursor.

Specimen 2B: embryonic day 8.25 (more )
Structure Level Pattern Image Note
TS12: notochordal plate Present 2B Expression in the notochord precursor.


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last database update
05/14/2024
MGI 6.23
The Jackson Laboratory