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Phenotypes Associated with This Genotype
Genotype
MGI:3692974
Allelic
Composition		 Tg(Tnfsf13b)1Fma/0
Genetic
Background		 involves: C57BL/6J * DBA/2J
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No mouse lines available in IMSR.
See publication links below for author information.
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hematopoietic system
abnormal B-1 B cell morphology ( J:115788 )
• expression of CD21/CD35 on B-1 cells from mutants is increased compared to wild-type

immune system
abnormal B-1 B cell morphology ( J:115788 )
• expression of CD21/CD35 on B-1 cells from mutants is increased compared to wild-type

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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Send questions and comments to User Support. 		last database update
01/13/2026
MGI 6.24 		The Jackson Laboratory