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Gene Expression Data
Assay Details
Assay
Reference: J:86515 Lai L, et al., Retinoic acid regulates endothelial cell proliferation during vasculogenesis. Development. 2003 Dec;130(26):6465-6474
Assay type: Immunohistochemistry
MGI Accession ID: MGI:3036692
Gene symbol: Acta2
Gene name: actin alpha 2, smooth muscle, aorta
Antibody: Anti-smooth muscle alpha-Actin (clone 1A4)
Detection system: Biotinylated secondary antibody/[Strept]avidin coupled to horseradish peroxidase
Results
Specimen 1G: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: yolk sac Present Regionally restricted 1G Expression was detected around large vessels.

Specimen 1H: embryonic day 9.5; Aldh1a2tm1Ipc/Aldh1a2tm1Ipc (more )
Structure Level Pattern Image Note
TS15: yolk sac Absent 1H Expression was absent from the endothelial tubes of mutants.

Specimen not shown: embryonic day 9.5 (more )
Structure Level Pattern Image Note
TS15: blood vessel Present Regionally restricted Expression was detected in a small proportion of vessels in the head region.
TS15: dorsal aorta Present

Specimen not shown: embryonic day 9.5; Aldh1a2tm1Ipc/Aldh1a2tm1Ipc (more )
Structure Level Pattern Image Note
TS15: blood vessel Absent Expression was absent from the endothelial tubes of the mutant.


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
03/24/2026
MGI 6.24
The Jackson Laboratory