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Phenotypes Associated with This Genotype
Genotype
MGI:4354135
Allelic
Composition
Pax6tm1Ued/Pax6tm1Ued
Tg(Six3-cre)69Frty/0
Genetic
Background
involves: 129P2/OlaHsd * ICR
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Pax6tm1Ued mutation (1 available); any Pax6 mutation (93 available)
Tg(Six3-cre)69Frty mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• thalamocortical axonal development is disrupted compared to in wild-type mice
• at E14.5, the cell-sparse zone spanning the diencephalic-telencephalic border appears disorganized and only a narrow cell-sparse shaft extended across the ventral telencephalon unlike in wild-type mice
• at E14.5, an abnormally thin bundle of thalamocortical axons cross the ventral telencephalon with much of the bundle of axons descending through the diencephalon appearing to end at the diencephalic-telencephalic border unlike in wild-type mice
• at E14.5, a small number of axons leave the internal capsule along it's length to grow in a ventral direction unlike in wild-type mice
• at E16.5, the internal capsule appears abnormally narrow and reduced in size compared to in wild-type mice
• at E16.5, diI injections label a bifurcated tract in which some axons course ventrally in the direction of the hypothalamus unlike in wild-type mice
• unlike in wild-type mice, many thalamic axons fail to navigate normal from the diencephalic-telencephalic border to the internal capsule and fail to exit in a ventral direction
• at E16.5, some descending corticofugal axons from the visual cortex become misrouted unlike in wild-type mice
• at E16.5, the internal capsule appears abnormally narrow and reduced in size compared to in wild-type mice


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