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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Tg(En2-cre)3Alj
transgene insertion 3, Alexandra L Joyner
MGI:2386460
Summary 1 genotype
Jump to Allelic Composition Genetic Background Genotype ID
cn1
Numbtm1Zili/Numbtm1Zili
Tg(En2-cre)3Alj/?
involves: 129/Sv * C57BL/6 MGI:3783762


Genotype
MGI:3783762
cn1
Allelic
Composition
Numbtm1Zili/Numbtm1Zili
Tg(En2-cre)3Alj/?
Genetic
Background
involves: 129/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Numbtm1Zili mutation (3 available); any Numb mutation (59 available)
Tg(En2-cre)3Alj mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• rare, severely affected mice with nearly complete recombination die at 2 - 3 weeks of age

nervous system
• some lobules are reduced in size with lobes VI and VII most severely affected and often fused
• in a few rare cases with near complete recombination lobulation is severely aberrant
• cells are more densely packed at P4 and the layer is thicker at P10
• however, the number of proliferating cells per lobe length is not significantly different from controls
• cell numbers but not cell density are reduced in the anterior and posterior lobes
• the dendritic tree is often less elaborate
• cell numbers but not cell density are reduced in the anterior and posterior lobes
• contains fewer cells at P4
• however, layer thickness and cell density are similar to controls in adults
• virtually absent in a few rare cases with near complete recombination
• in less severely affected the vermis is slightly flattened
• at P4
• in a few rare cases with near complete recombination the cerebellum is severely reduced in size

behavior/neurological
• seen in severely affected mice with nearly complete recombination





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last database update
04/23/2024
MGI 6.23
The Jackson Laboratory