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Phenotypes Associated with This Genotype
Genotype
MGI:3047083
Allelic
Composition
En1tm1(Wnt1)Wrst/En1+
Genetic
Background
involves: 129S1/Sv * 129X1/SvJ * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
En1tm1(Wnt1)Wrst mutation (0 available); any En1 mutation (34 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
cellular
• cell cycle length is decreased from 21.1 to 19.9 hours
• from E11.5 to E18.5 proliferation of neural progenitors in the inferior colliculi is increased, however no change in tumor formation is seen

nervous system
• the volume of the inferior colliculi is increased 4.8 fold
• this enlargement can first be detected at E13
• there is a transient increase in the size of the lateral regions of the ventrorostral hindbrain from E10 until E15
• enlargement of the granular cell layer resulting in a slightly undulated appearance of the rostral folia is seen in horizontal sections from adult cerebelli


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
01/06/2026
MGI 6.24
The Jackson Laboratory