About   Help   FAQ
Gene Expression Data
Assay Details
Assay
Reference: J:84418 Nakajima M, et al., Abnormal blood vessel development in mice lacking presenilin-1. Mech Dev. 2003 Jun;120(6):657-67
Assay type: Immunohistochemistry
MGI Accession ID: MGI:5443849
Gene symbol: Pecam1
Gene name: platelet/endothelial cell adhesion molecule 1
Antibody: Anti-Pecam-1
Detection system: Biotinylated secondary antibody/[Strept]avidin coupled to horseradish peroxidase
Results
Specimen 3A: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: blood vessel Present 3A Expression was detected in the skin of the dorsal median region of the trunk.

Specimen 3B: embryonic day 14.5; Psen1tm1Hko/Psen1tm1Hko (more )
Structure Level Pattern Image Note
TS22: blood vessel Present 3B Expression was detected in the skin of the dorsal median region of the trunk. Dilated blood vessels were noted.

Specimen 3E: embryonic day 14.5 (more )
Structure Level Pattern Image Note
TS22: blood vessel Present 3E Expression was detected in the vasculature of the stomach.

Specimen 3F: embryonic day 14.5; Psen1tm1Hko/Psen1tm1Hko (more )
Structure Level Pattern Image Note
TS22: blood vessel Present 3F Expression was detected in the vasculature of the stomach. Defective vascular remodeling in the stomach was noted.

Specimen 4A & 4B: embryonic day 13.5; Psen1tm1Hko/Psen1tm1Hko (more )
Note: Immunostaining was done without peroxidase treatment.
Structure Level Pattern Image Note
TS21: blood vessel Present 4B , 4A Expression was detected in the brain. Red blood cells accumulated in the ventricle. Vessels were dilated in the ganglionic eminence.

Specimen 4C: embryonic day 15.5; Psen1tm1Hko/Psen1tm1Hko (more )
Note: Immunostaining was done without peroxidase treatment.
Structure Level Pattern Image Note
TS23: blood vessel Present 4C Expression was detected in the brain. Hemorrhages were noted in the ventricle, striatum, amygdala and thalamus. Vessel diameter increased.

Specimen 4E: embryonic day 15.5; Psen1tm1Hko/Psen1+ (more )
Note: Immunostaining was done without peroxidase treatment.
Structure Level Pattern Image Note
TS23: blood vessel Present 4E Expression was detected in the cortical region of the brain.

Specimen 4F: embryonic day 15.5; Psen1tm1Hko/Psen1tm1Hko (more )
Note: Immunostaining was done without peroxidase treatment.
Structure Level Pattern Image Note
TS23: blood vessel Present 4F Expression was detected in the cortical region of the brain. Vessel diameter was increased.

Specimen 4G: embryonic day 15.5; Psen1tm1Hko/Psen1+ (more )
Note: Immunostaining was done without peroxidase treatment.
Structure Level Pattern Image Note
TS23: blood vessel Present 4G Expression was detected in the amygdaloid region of the brain.

Specimen 4H: embryonic day 15.5; Psen1tm1Hko/Psen1tm1Hko (more )
Note: Immunostaining was done without peroxidase treatment.
Structure Level Pattern Image Note
TS23: blood vessel Present 4H Expression was detected in the amygdaloid region of the brain. Vessel diameter was increased.


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)
Citing These Resources
Funding Information
Warranty Disclaimer, Privacy Notice, Licensing, & Copyright
Send questions and comments to User Support.
last database update
01/28/2026
MGI 6.24
The Jackson Laboratory