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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Tg(tetO-Mtor*)#Atai
transgene insertion, Atsu Aiba
MGI:5634714
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
cx1
Tg(Camk2a-tTA)1Mmay/0
Tg(tetO-Mtor*)#Atai/0
involves: C57BL/6 * DBA/2 * ICR MGI:5634716


Genotype
MGI:5634716
cx1
Allelic
Composition
Tg(Camk2a-tTA)1Mmay/0
Tg(tetO-Mtor*)#Atai/0
Genetic
Background
involves: C57BL/6 * DBA/2 * ICR
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Tg(Camk2a-tTA)1Mmay mutation (8 available)
Tg(tetO-Mtor*)#Atai mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
behavior/neurological
• withdrawal of doxycycline after administrating it for the first three weeks of life results in hypoactivity from 6 weeks of age
• in the absence of doxycycline, mice show spontaneous behavioral seizures around 2 weeks of age accompanied by abnormal local field potentials
• mice exhibit frequent spontaneous seizures 3-4 weeks after withdrawal of doxycycline; seizures are characterized by unilateral forelimb clonus followed by bilateral forelimb clonus and falling, and differences in local field potentials between the right and left cortices
• administration of doxycycline or rapamycin suppresses epileptic seizures

growth/size/body
• in the absence of doxycycline, mice show macrocephaly with abnormal cortical cytoarchitecture
• withdrawal of doxycycline after administrating it for the first three weeks of life results is macrocephaly without affecting the arrangement of the cortical layer
• in the absence of doxycycline, mice exhibit severe growth retardation from P10

hematopoietic system
• in the absence of doxycycline, mice exhibit an increased number of microglial cells with enlarged cell bodies and short processes in the cortex
• withdrawal of doxycycline after administrating it for the first three weeks of life results in an increased number of microglial cells with enlarged cell bodies and short processes

immune system
• in the absence of doxycycline, mice exhibit an increased number of microglial cells with enlarged cell bodies and short processes in the cortex
• withdrawal of doxycycline after administrating it for the first three weeks of life results in an increased number of microglial cells with enlarged cell bodies and short processes

mortality/aging
• withdrawal of doxycline after administrating it for the first three weeks of life results is death between 6 and 7 weeks of age
• administration of doxycycline or rapamycin suppresses lethality
• in the absence of doxycycline, mice die at 15-20 days of age

nervous system
• in the absence of doxycycline, mice show spontaneous behavioral seizures around 2 weeks of age accompanied by abnormal local field potentials
• mice exhibit frequent spontaneous seizures 3-4 weeks after withdrawal of doxycycline; seizures are characterized by unilateral forelimb clonus followed by bilateral forelimb clonus and falling, and differences in local field potentials between the right and left cortices
• administration of doxycycline or rapamycin suppresses epileptic seizures
• in the absence of doxycycline, mice exhibit an increased number of microglial cells with enlarged cell bodies and short processes in the cortex
• withdrawal of doxycycline after administrating it for the first three weeks of life results in an increased number of microglial cells with enlarged cell bodies and short processes
• cortical hypertrophy is seen at P12 in the absence of doxycycline
• in the absence of doxycycline, cortical lamination is disrupted
• withdrawal of doxycycline after administrating it for the first three weeks of life results in cortical hypertrophy at 6-7 weeks of age, however, cortical lamination is preserved
• administration of doxycycline or rapamycin suppresses cortical hypertrophy
• in the absence of doxycycline, cortical thickness is increased
• withdrawal of doxycycline after administrating it for the first three weeks of life results in thickened cerebral cortex at 6-7 weeks of age
• in the absence of doxycycline, soma size of cortical neurons is increased
• withdrawal of doxycycline after administrating it for the first three weeks of life results in enlarged cortical neuronal soma at 6-7 weeks of age
• in the absence of doxycycline, mice exhibit an accumulation of ubiquitin-positive inclusions in neurons of the cortex at P2
• withdrawal of doxycycline after administrating it for the first three weeks of life results in ubiquitin-positive cytoplasmic inclusions in many neurons of the cortex, specially in the pyramidal neurons in layers II/III and V
• mice exhibit neurodegeneration after doxycycline removal





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