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Phenotypes Associated with This Genotype
Genotype
MGI:5661546
Allelic
Composition		 Mirc1tm2.1Aven/Mirc1tm2.1Aven
Genetic
Background		 involves: 129S4/SvJae * C57BL/6 * SJL/J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Mirc1tm2.1Aven mutation (1 available); any Mirc1 mutation (7 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
hematopoietic system
decreased B cell number ( J:223213 )
• decrease in total splenic B cells
decreased myeloid cell number ( J:223213 )
• decrease in total splenic myeloid cell (CD11b+) number

immune system
decreased B cell number ( J:223213 )
• decrease in total splenic B cells

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
01/20/2026
MGI 6.24 		The Jackson Laboratory