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Phenotypes Associated with This Genotype
Genotype
MGI:3690548
Allelic
Composition
Cd19tm1(cre)Cgn/Cd19+
Fastm1Cgn/Fastm1Cgn
Genetic
Background
B6.Cg-Cd19tm1(cre)Cgn Fastm1Cgn
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cd19tm1(cre)Cgn mutation (12 available); any Cd19 mutation (57 available)
Fastm1Cgn mutation (1 available); any Fas mutation (83 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• 3- to 8-fold increase in IgM and IgG antibodies for single stranded DNA; however, this is 2- to 3-fold lower than in mice homozygous for Fastm1.1Cgn and mice do not display the increase in double negative T cells or lymphoproliferative disease seen in Faslpr homozygotes


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
01/06/2026
MGI 6.24
The Jackson Laboratory