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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Fdft1tm1Kan
targeted mutation 1, Klaus-Armin Nave
MGI:3579504
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Fdft1tm1Kan/Fdft1tm1Kan
Cnptm1(cre)Kan/Cnp+
involves: 129P2/OlaHsd * 129S1/Sv * 129X1/SvJ MGI:3580007


Genotype
MGI:3580007
cn1
Allelic
Composition
Fdft1tm1Kan/Fdft1tm1Kan
Cnptm1(cre)Kan/Cnp+
Genetic
Background
involves: 129P2/OlaHsd * 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Cnptm1(cre)Kan mutation (0 available); any Cnp mutation (26 available)
Fdft1tm1Kan mutation (0 available); any Fdft1 mutation (47 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• about one-third of mutant mice died between 20 and 30 days
• mutants that survived past 1 month of age rarely died prematurely

nervous system
N
• homozygous mutant mice that are heterozygous for Cnp1tm1(cre)Kan, in which cre mediated recombination is induced in oligodendrocyte and Schwann cells, were normal at birth
• did not reveal any obvious oligodendrocytes loss, or apoptosis
• severe dysmyelination of the spinal white matter which was almost of devoid of myelin at P20
• the corpus callosum and the cerebellar white matter also showed a marked reduction of myelin
• but no obvious ultrastructural defects in the myelin architecture was found

behavior/neurological
• starting at 2 weeks of age
• the trembling phenotype improved with age
• starting at 2 weeks of age
• the motor performance on rotarod testing was markedly lower
• impaired control of hindlimb movements starting at 2 weeks of age

growth/size/body
• mutant mice lagged behind controls in weight gain

reproductive system
• overall breeding performance was poor





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last database update
05/07/2024
MGI 6.23
The Jackson Laboratory