About   Help   FAQ
Phenotypes Associated with This Genotype
Genotype
MGI:3710554
Allelic
Composition
Cd19tm1(cre)Cgn/Cd19+
Rbpjtm1Hon/Rbpjtm1Hon
Spentm2.1Hon/Spentm2.1Hon
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6 * CBA
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd19tm1(cre)Cgn mutation (12 available); any Cd19 mutation (57 available)
Rbpjtm1Hon mutation (2 available); any Rbpj mutation (191 available)
Spentm2.1Hon mutation (3 available); any Spen mutation (137 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• severely decreased numbers of marginal zone B cells in spleen
• increased numbers of follicular B cells in spleen

hematopoietic system
• severely decreased numbers of marginal zone B cells in spleen
• increased numbers of follicular B cells in spleen


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
01/06/2026
MGI 6.24
The Jackson Laboratory