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Phenotypes Associated with This Genotype
Genotype
MGI:5578216
Allelic
Composition		 Scn8aem1Mm/Scn8a+
Genetic
Background		 involves: C57BL/6J * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Scn8aem1Mm mutation (0 available); any Scn8a mutation (100 available)
♀ phenotype observed in females
♂ phenotype observed in males
N normal phenotype
mortality/aging
premature death ( J:207931 )
• sudden unexpected death in epilepsy

behavior/neurological
seizures ( J:207931 )
• with sudden unexpected death in epilepsy

nervous system
seizures ( J:207931 )
• with sudden unexpected death in epilepsy

Mouse Models of Human Disease
 DO ID OMIM ID(s) Ref(s)
early infantile epileptic encephalopathy DOID:0050709 J:207931

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
09/30/2025
MGI 6.24 		The Jackson Laboratory