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Phenotypes Associated with This Genotype
Genotype
MGI:3760849
Allelic
Composition		 Ightm1.2Rsky/Igh+
Genetic
Background		 BALB/c-Ightm1.2Rsky
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ightm1.2Rsky mutation (0 available); any Igh mutation (41 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
immune system
increased IgG1 level ( J:125719 )
• 13% of B cells in the spleen express IgG1 opposed to less than 1% for wild-type mice

hematopoietic system
increased IgG1 level ( J:125719 )
• 13% of B cells in the spleen express IgG1 opposed to less than 1% for wild-type 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