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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Cacna1atg-6J
tottering 6 Jackson
MGI:3588961
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Cacna1atg-6J/Cacna1atg-6J involves: BALB/cByJ * C57BL/6J MGI:3588962


Genotype
MGI:3588962
hm1
Allelic
Composition
Cacna1atg-6J/Cacna1atg-6J
Genetic
Background
involves: BALB/cByJ * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cacna1atg-6J mutation (1 available); any Cacna1a mutation (118 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
growth/size/body
• mutant mice are smaller than their unaffected littermates

behavior/neurological
• from about 3 weeks of age, when lifted by the tail, mutant mice hold their hind limbs close to their bodies; gentle pulling of a hind limb elicits only a slight withdrawal reflex
• from about 3 weeks of age, mutant mice move slowly and have difficulty maintaining their balance; their hind limbs intermittently lose function and lag behind

hematopoietic system
• two of six 22 day old mutant mice examined histologically had atrophy of the thymus
• two of six 22 day old mutant mice examined histologically exhibited hypoplastic bone marrow
• one of two 22 day old mice (of 6 examined histologically) with bone marrow hypoplasia and thymic atrophy also had diminished red pulp in the spleen

immune system
• two of six 22 day old mutant mice examined histologically had atrophy of the thymus
• one of two 22 day old mice (of 6 examined histologically) with bone marrow hypoplasia and thymic atrophy also had diminished red pulp in the spleen

endocrine/exocrine glands
• two of six 22 day old mutant mice examined histologically had atrophy of the thymus





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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
11/12/2024
MGI 6.24
The Jackson Laboratory