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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID 		Cbfbtm2Itan
targeted mutation 2, Ichiro Taniuchi
MGI:4939676
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
 		Cbfbtm2Itan/Cbfbtm2Itan involves: 129P2/OlaHsd MGI:4939678


Genotype
MGI:4939678
hm1
Allelic
Composition		 Cbfbtm2Itan/Cbfbtm2Itan
Genetic
Background		 involves: 129P2/OlaHsd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cbfbtm2Itan mutation (0 available); any Cbfb mutation (39 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
immune system
decreased Peyer's patch number ( J:168918 )
• in half of mice
absent Peyer's patches ( J:168918 )
• in half of mice
abnormal lymph organ development ( J:168918 )
• early hematopoietic lymphoid tissue inducer (LTi) lineage specification is impaired compared to in wild-type mice

digestive/alimentary system
decreased Peyer's patch number ( J:168918 )
• in half of mice
absent Peyer's patches ( J:168918 )
• in half of 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
09/30/2025
MGI 6.24 		The Jackson Laboratory