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Phenotypes Associated with This Genotype
Genotype
MGI:3795154
Allelic
Composition		 Efnb2tm2Sor/Efnb2tm2Sor
Genetic
Background		 involves: 129S4/SvJaeSor
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Efnb2tm2Sor mutation (1 available); any Efnb2 mutation (29 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
embryonic lethality, complete penetrance ( J:115952 )
• early embryonic lethality occurs in all homozygotes

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
03/18/2025
MGI 6.24 		The Jackson Laboratory