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Phenotypes Associated with This Genotype
Genotype
MGI:3850671
Allelic
Composition
Ightm1(Myc)Janz/Igh+
Mdm4tm1.1Wahl/Mdm4tm1.1Wahl
Genetic
Background
involves: 129S/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ightm1(Myc)Janz mutation (1 available); any Igh mutation (47 available)
Mdm4tm1.1Wahl mutation (0 available); any Mdm4 mutation (190 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• mice exhibit increased premature lethality compared with Ightm1Janz heterozygotes

immune system

neoplasm
• lymphomagenesis is accelerated compared to in Ightm1Janz heterozygotes

hematopoietic system

liver/biliary system

cellular

growth/size/body


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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last database update
01/28/2026
MGI 6.24
The Jackson Laboratory