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Phenotypes Associated with This Genotype
Genotype
MGI:7279066
Allelic
Composition
Tg(Thy1-FUS*)1Dit/0
Tg(Thy1-TARDBP)4Singh/0
Genetic
Background
involves: C57BL/6J * DBA/2J * SJL/J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tg(Thy1-FUS*)1Dit mutation (0 available)
Tg(Thy1-TARDBP)4Singh mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• shorter life span, with mice starting to die around 20 weeks of age and 50% survival at around 40 weeks of age

behavior/neurological
• mice develop an abnormal hindlimb reflex, characterized by hindlimb retraction when lifted by the tail from 8 weeks of age
• mice show unstable walking and tremor-like movements that become increasing severe with age
• mice show progressive motor impairment on the accelerating rotarod which is prominent by 12 weeks of age
• mice show progressive motor weakening on the hanging wire test at about 12 weeks of age
• mice show abnormal gait, with irregularly spaced shorter strides and uneven left-right step pattern at 1 year of age
• mice show irregularly spaced shorter strides at 1 year of age

hematopoietic system
• microgliosis in the frontal cortex

immune system
• microgliosis in the frontal cortex

nervous system
• microgliosis in the frontal cortex
• reactive astrocytosis in the frontal cortex
• the number of nuclear bodies known as Gemini of coiled bodies in cortical neurons of motor cortex is reduced


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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last database update
03/18/2025
MGI 6.24
The Jackson Laboratory