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Phenotypes Associated with This Genotype
Genotype
MGI:3776108
Allelic
Composition		 Runx1tm1Toku/Runx1tm1Toku
Tg(Cd4-cre)1Cwi/0
Genetic
Background		 involves: 129P2/OlaHsd * C57BL/6 * DBA/2
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Runx1tm1Toku mutation (0 available); any Runx1 mutation (34 available)
Tg(Cd4-cre)1Cwi mutation (12 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
immune system
decreased CD8-positive, alpha-beta T cell number ( J:131081 )
• significantly lower than in controls

hematopoietic system
decreased CD8-positive, alpha-beta T cell number ( J:131081 )
• significantly lower than in controls

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
01/28/2026
MGI 6.24 		The Jackson Laboratory