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Phenotypes Associated with This Genotype
Genotype
MGI:3841116
Allelic
Composition		 Tg(Tnfsf13b)1Fma/?
Tnfrsf13btm1Rjb/Tnfrsf13btm1Rjb
Genetic
Background		 B6.Cg-Tnfrsf13btm1Rjb Tg(Tnfsf13b)1Fma
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tg(Tnfsf13b)1Fma mutation (0 available)
Tnfrsf13btm1Rjb mutation (0 available); any Tnfrsf13b mutation (18 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hematopoietic system
abnormal class switch recombination ( J:113556 )
• class switch recombination mediated by T cell independent antigens is defective in these mice

immune system
abnormal class switch recombination ( J:113556 )
• class switch recombination mediated by T cell independent antigens is defective in these mice

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
03/25/2025
MGI 6.24 		The Jackson Laboratory