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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Dctn1tm2.1Cai
targeted mutation 2.1, Huaibin Cai
MGI:6196333
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Dctn1tm2.1Cai/Dctn1tm2.1Cai
Tg(Thy1-cre)1Vln/?
involves: 129S4/SvJaeSor * 129X1/SvJ * C57BL/6 * FVB/N MGI:6201236


Genotype
MGI:6201236
cn1
Allelic
Composition
Dctn1tm2.1Cai/Dctn1tm2.1Cai
Tg(Thy1-cre)1Vln/?
Genetic
Background
involves: 129S4/SvJaeSor * 129X1/SvJ * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Dctn1tm2.1Cai mutation (1 available); any Dctn1 mutation (64 available)
Tg(Thy1-cre)1Vln mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• hindlimb clasping is observed in 18 month old mice
• less time spent on rotating rods as compared to controls at 12 months of age
• reduced rearing is observed by 18 months of age

cellular
• increased cell death in neurons after treatment with 10um glutamate
• increase in total and cell surface levels of glutamate receptors
• increase in autophagosome/lysosome proteins in spinal motor neuron axons of 9 month old mice

hematopoietic system
• increased astrogliosis and microgliosis is observed in the spinal cord of 18 month old mice

homeostasis/metabolism
• increased cell death in neurons after treatment with 10um glutamate
• increase in total and cell surface levels of glutamate receptors

immune system
• increased astrogliosis and microgliosis is observed in the spinal cord of 18 month old mice

muscle
• decrease in gastrocnemius muscle weight in 24 month old males
• myofiber de/regeneration, decrease in size of muscle fiber, and inflammatory cell infiltration of gastrocnemius muscle in 24 month old males

nervous system
• increased cell death in neurons after treatment with 10um glutamate
• increase in total and cell surface levels of glutamate receptors
• increased astrogliosis and microgliosis is observed in the spinal cord of 18 month old mice
• increased astrogliosis and microgliosis is observed in the spinal cord of 18 month old mice
• accumulation of acetylated alpha-tubulin in spinal motor neuron axons of 9 month old mice
• decrease in numbers of spinal motor neurons in lumbar spinal cord in 18 month, but not 9 month old mice
• neuromuscular junctions (NMJ) in 18 month old mice are partially or fully fragmented
• severe denervation in NMJ of 18 month old mice

limbs/digits/tail
• decrease in gastrocnemius muscle weight in 24 month old males





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