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Phenotypes Associated with This Genotype
Genotype
MGI:3629674
Allelic
Composition
Igf1tm1Arge/Igf1tm1Arge
Igf1rtm1Arge/Igf1rtm1Arge
Genetic
Background
either: (involves: 129S/SvEv) or (involves: 129S/SvEv * C57BL/6J) or (involves: 129S/SvEv * MF1)
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Igf1rtm1Arge mutation (0 available); any Igf1r mutation (86 available)
Igf1tm1Arge mutation (2 available); any Igf1 mutation (25 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• die immediately after birth of respiratory failure

growth/size/body
• birth weight is about 45% of wild-type

respiratory system

skeleton


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
03/24/2026
MGI 6.24
The Jackson Laboratory