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Phenotypes Associated with This Genotype
Genotype
MGI:5432926
Allelic
Composition
Ccbe1tm1Lex/Ccbe1tm1Lex
Genetic
Background
involves: 129S5/SvEvBrd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ccbe1tm1Lex mutation (2 available); any Ccbe1 mutation (22 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging

immune system
• mice lack lymph sacs with few Prox1+ and Lyve1+ lymphatic endothelial cells in the cardinal vein wall compared wild-type mice
• lymphatic endothelial cells fail to migrate unlike in wild-type mice

homeostasis/metabolism
• from E13.5


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
01/20/2026
MGI 6.24
The Jackson Laboratory