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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Ept
elliptic
MGI:3055805
Summary 2 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Ept/Ept involves: C57BL/6J * DBA/2J MGI:5882326
ht2
Ept/Ept+ C57BL/6J-Ept/KjnJ MGI:5882323


Genotype
MGI:5882326
hm1
Allelic
Composition
Ept/Ept
Genetic
Background
involves: C57BL/6J * DBA/2J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ept mutation (1 available); any Ept mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• homozygotes generated on a (C57BL/6J x DBA/2J)F2 background are viable and fertile and display the same moderate circling phenotype as that found in heterozygotes on a pure C57BL/6J background, and no additional outward phenotypes are evident




Genotype
MGI:5882323
ht2
Allelic
Composition
Ept/Ept+
Genetic
Background
C57BL/6J-Ept/KjnJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ept mutation (1 available); any Ept mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• heterozygotes have difficulty orienting in water and when at the surface they swim in circles
• heterozygotes display a moderate circling phenotype indicative of a vestibular defect

hearing/vestibular/ear
N
• despite the vestibular defect no hearing impairment was found by ABR at 1, 2, or 3 months of age





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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory