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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Fbxw7tm1.1Axbe
targeted mutation 1.1, Axel Behrens
MGI:4867641
Summary 6 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Notch1tm1Agt/Notch1+
Tg(Nes-cre)1Kln/0
involves: 129 * C57BL/6 * SJL MGI:4867645
cn2
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Juntm4Wag/Juntm4Wag
Tg(En2-cre)22Alj/0
involves: 129P2/OlaHsd MGI:5293752
cn3
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Juntm2.1Wag/Juntm4Wag
Tg(En2-cre)22Alj/0
involves: 129P2/OlaHsd * 129S1/Sv * 129X1/SvJ MGI:5293753
cn4
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Juntm4Wag/Jun+
Tg(Nes-cre)1Kln/0
involves: 129P2/OlaHsd * C57BL/6 * SJL MGI:4867644
cn5
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Tg(Nes-cre)1Kln/0
involves: C57BL/6 * SJL MGI:4867643
cn6
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Tg(En2-cre)22Alj/0
Not Specified MGI:5293751


Genotype
MGI:4867645
cn1
Allelic
Composition
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Notch1tm1Agt/Notch1+
Tg(Nes-cre)1Kln/0
Genetic
Background
involves: 129 * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw7tm1.1Axbe mutation (4 available); any Fbxw7 mutation (84 available)
Notch1tm1Agt mutation (0 available); any Notch1 mutation (117 available)
Tg(Nes-cre)1Kln mutation (4 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• the number of Map+ cells that differentiate in culture is increased while the number of Nes+ cells is decreased compared to in cultures from wild-type mice

cellular
• the number of Map+ cells that differentiate in culture is increased while the number of Nes+ cells is decreased compared to in cultures from wild-type mice




Genotype
MGI:5293752
cn2
Allelic
Composition
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Juntm4Wag/Juntm4Wag
Tg(En2-cre)22Alj/0
Genetic
Background
involves: 129P2/OlaHsd
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw7tm1.1Axbe mutation (4 available); any Fbxw7 mutation (84 available)
Juntm4Wag mutation (0 available); any Jun mutation (12 available)
Tg(En2-cre)22Alj mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• Purkinje cells exhibit partial rescue of organization and arborization compared with Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe Tg(En2-cre)22Alj mice
• however, Purkinje cell density is rescued
• supranumeral fissures
• partially rescued compared with Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe Tg(En2-cre)22Alj mice




Genotype
MGI:5293753
cn3
Allelic
Composition
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Juntm2.1Wag/Juntm4Wag
Tg(En2-cre)22Alj/0
Genetic
Background
involves: 129P2/OlaHsd * 129S1/Sv * 129X1/SvJ
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw7tm1.1Axbe mutation (4 available); any Fbxw7 mutation (84 available)
Juntm2.1Wag mutation (0 available); any Jun mutation (12 available)
Juntm4Wag mutation (0 available); any Jun mutation (12 available)
Tg(En2-cre)22Alj mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• Purkinje cells exhibit partial rescue of organization and arborization compared with Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe Tg(En2-cre)22Alj mice
• however, Purkinje cell density is rescued




Genotype
MGI:4867644
cn4
Allelic
Composition
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Juntm4Wag/Jun+
Tg(Nes-cre)1Kln/0
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw7tm1.1Axbe mutation (4 available); any Fbxw7 mutation (84 available)
Juntm4Wag mutation (0 available); any Jun mutation (12 available)
Tg(Nes-cre)1Kln mutation (4 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• neurosphere apoptosis is decreased compared to in Fbxw7tm1Axbe/Fbxw7tm1Axbe Tg(Nes-cre)1Kln mice
• the cellularity defect in the mantle layer of the midbrain tectum observed in Fbxw7tm1Axbe/Fbxw7tm1Axbe Tg(Nes-cre)1Kln mice is rescued
• the number of stem cells in the tectal ventricular zone is increased compared to in wild-type mice

cellular
• neurosphere apoptosis is decreased compared to in Fbxw7tm1Axbe/Fbxw7tm1Axbe Tg(Nes-cre)1Kln mice




Genotype
MGI:4867643
cn5
Allelic
Composition
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Tg(Nes-cre)1Kln/0
Genetic
Background
involves: C57BL/6 * SJL
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw7tm1.1Axbe mutation (4 available); any Fbxw7 mutation (84 available)
Tg(Nes-cre)1Kln mutation (4 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging

nervous system
N
• mice exhibit normal gliogenesis
• the number of neuroblasts in the cortex is reduced compared to in wild-type mice
• at E16.5, neuron progenitor apoptosis in the tectal mantle layer is increased compared to in wild-type mice
• neurosphere apoptosis is increased compared to in wild-type mice
• differentiation of neurospheres in culture is blocked compared to cultured wild-type cells
• mice exhibit a reduction in the number of cells in regions of the brain occupied by committed progenitors and differentiated cells compared with wild-type mice
• areas containing immature cells exhibit normal or increased numbers of cells compared to in wild-type mice
• the intermediate zone contains fewer cells than in wild-type mice
• the cortical plate contains fewer cells than in wild-type mice
• the cerebellar anlage contains fewer cells than in wild-type mice
• the midbrain tectum, especially the tectal mantle, contains fewer cells than in wild-type mice
• the number of cells in the tectal ventricular zone is increased compared to in wild-type mice
• the thalamus contains fewer cells than in wild-type mice
• the forebrain cortex contains fewer cells than in wild-type mice
• the cortical subventricular zone contains fewer cells than in wild-type mice
• smaller and fewer without a defect in proliferation

cellular
• the number of neuroblasts in the cortex is reduced compared to in wild-type mice
• at E16.5, neuron progenitor apoptosis in the tectal mantle layer is increased compared to in wild-type mice
• neurosphere apoptosis is increased compared to in wild-type mice
• differentiation of neurospheres in culture is blocked compared to cultured wild-type cells




Genotype
MGI:5293751
cn6
Allelic
Composition
Fbxw7tm1.1Axbe/Fbxw7tm1.1Axbe
Tg(En2-cre)22Alj/0
Genetic
Background
Not Specified
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Fbxw7tm1.1Axbe mutation (4 available); any Fbxw7 mutation (84 available)
Tg(En2-cre)22Alj mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
N
• molecular layer structure is normal
• at E18.5, granule cell progenitors exhibit premature migration compared to in wild-type mice
• Purkinje cells are small, irregularly-shaped, less organized, more widely spread, and defective in arborization compared to in wild-type mice
• between P2, P7 and in the adult
• supranumeral fissures in the central lobes
• as early as P2

cellular
• at E18.5, granule cell progenitors exhibit premature migration compared to in wild-type mice





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