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Gene Expression Data
Assay Details
Assay
Reference: J:48170 Rossant J, et al., Mash2 is expressed in oogenesis and preimplantation development but is not required for blastocyst formation. Mech Dev. 1998 May;73(2):183-91
Assay type: RNA in situ
MGI Accession ID: MGI:5441843
Gene symbol: Ascl2
Gene name: achaete-scute family bHLH transcription factor 2
Probe: Mash-2 probe7
Probe preparation: Antisense RNA
Results
Specimen Not shown: embryonic day 7.5 (more )
Structure Level Pattern Image Note
TS11: trophectoderm Present Regionally restricted Expression is present in diploid trophoblast populations.

Specimen 1A/D: embryonic day 8.5 (more )
Structure Level Pattern Image Note
TS13: ectoplacental cone Strong 1A/D
TS13: chorion Present 1A/D Expression is present in the chorionic ectoderm.

Specimen 1B/E: embryonic day 10.5 (more )
Structure Level Pattern Image Note
TS17: trophectoderm Strong Patchy 1B/E Expression is present in diploid trophoblast populations.

Specimen 1C/F: embryonic day 12.5 (more )
Structure Level Pattern Image Note
TS20: labyrinthine zone Present Patchy 1C/F
TS20: spongiotrophoblast Present 1C/F

Specimen Not shown: embryonic day 15.5 (more )
Structure Level Pattern Image Note
TS23: extraembryonic component Present

Specimen Not shown: embryonic day 18.5 (more )
Structure Level Pattern Image Note
TS26: extraembryonic component Trace Expression is barely detectable.

Specimen 2A: postnatal (more )
Structure Level Pattern Image Note
TS28: oocyte Present 2A Expression is present at all stages of oogenesis.

Specimen Not shown: postnatal (more )
Structure Level Pattern Image Note
TS28: spermatocyte Absent Expression was not observed at any stage in spermatogenesis.

Specimen 2B: embryonic day 3.5 (more )
Note: This is early-late (pre-implantation stage) blastocyst.
Structure Level Pattern Image Note
TS5: trophectoderm Present 2B
TS5: inner cell mass Weak 2B

Specimen 2C: embryonic day 5.5 (more )
Structure Level Pattern Image Note
TS7: extraembryonic ectoderm Strong 2C Thre is no expression in the giant cells.
TS7: ectoplacental cone Strong 2C
TS7: epiblast Absent 2C
TS7: primitive endoderm Absent 2C


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