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Phenotypes Associated with This Genotype
Genotype
MGI:3603643
Allelic
Composition		 Igfalstm1Yrb/Igfalstm1Yrb
Genetic
Background		 involves: 129S4/SvJae * BALB/c
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Igfalstm1Yrb mutation (1 available); any Igfals mutation (33 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
growth/size/body
decreased body weight ( J:62710 )
• body weight normal from birth to 14 days of age
• lighter weight by 15 days of age becoming significant by age 21 days
• maximum weight difference was 13% at age 70 days

reproductive system
decreased litter size ( J:62710 )
• litter sizes were slightly reduced
• nurturing behavior of mothers was normal otherwise

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
04/30/2024
MGI 6.23 		The Jackson Laboratory