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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Foxc1hith
hole-in-the-head
MGI:3797008
Summary 4 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Foxc1hith/Foxc1hith involves: C57BL/6J MGI:4437877
hm2
Foxc1hith/Foxc1hith involves: C57BL/6J * FVB/N MGI:3802472
ht3
Foxc1hith/Foxc1tm1Blh involves: 129S6/SvEvTac * C57BL/6J MGI:4437878
cx4
Foxc1hith/Foxc1hith
Tg(Rr291-lacZ)#Mekk/0
involves: C57BL/6J * FVB/N MGI:3802474


Genotype
MGI:4437877
hm1
Allelic
Composition
Foxc1hith/Foxc1hith
Genetic
Background
involves: C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxc1hith mutation (0 available); any Foxc1 mutation (29 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• at E14.5, the number of intermediate progenitor cells is decreased compared to in wild-type mice
• at E14.5, neuron proliferation in the cortex is reduced compared to in wild-type mice
• neurons exhibit cell-cycle exit defect compared with wild-type cells
• however, transplantation of wild-type meninges increases proliferation while treatment with retinoic acid increases cell-cycle exit
• at E12.5, dorsal forebrain lengthening is observed unlike in wild-type mice
• at E14.5, the dorsal forebrain is longer and thinner than in wild-type mice
• however, treatment with all-trans retinoic acid restores forebrain morphology
• at E18.5, cortical layers are disorganized compared to in wild-type mice
• at E14.5, the dorsal meninges are absent unlike in wild-type mice

cellular
• at E14.5, the number of intermediate progenitor cells is decreased compared to in wild-type mice
• at E14.5, neuron proliferation in the cortex is reduced compared to in wild-type mice
• neurons exhibit cell-cycle exit defect compared with wild-type cells
• however, transplantation of wild-type meninges increases proliferation while treatment with retinoic acid increases cell-cycle exit




Genotype
MGI:3802472
hm2
Allelic
Composition
Foxc1hith/Foxc1hith
Genetic
Background
involves: C57BL/6J * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxc1hith mutation (0 available); any Foxc1 mutation (29 available)
phenotype observed in females
phenotype observed in males
N normal phenotype

Eye, skull, and brain abnormalities in Foxc1hith/Foxc1hith mice

nervous system
• at E18.5, radial glia are disorganized with detached endfeet in the areas of basement membrane disruptions
• detachment of radial glial endfeet
• mice exhibit marginal zone heterotropias with dysplastic features arising between E18.5 and P7
• after P7
• after birth, ectopic neurons are present in the cortex
• mice exhibit dyslamination
• abnormalities in the meninges are most apparent at the edge of the holes in the calvarium
• after birth, ectopic neurons are present in the cortex

vision/eye
• the vitreal cavities are smaller than in wild-type mice
• corneal thickening

craniofacial

skeleton

cellular
• at E18.5, radial glia are disorganized with detached endfeet in the areas of basement membrane disruptions
• detachment of radial glial endfeet
• at E18.5, the basement membrane of the brain displays significant breaches at the pial surface




Genotype
MGI:4437878
ht3
Allelic
Composition
Foxc1hith/Foxc1tm1Blh
Genetic
Background
involves: 129S6/SvEvTac * C57BL/6J
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxc1hith mutation (0 available); any Foxc1 mutation (29 available)
Foxc1tm1Blh mutation (0 available); any Foxc1 mutation (29 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• at E14.5, the number of intermediate progenitor cells is decreased compared to in wild-type mice
• at E14.5, neuron proliferation in the cortex is reduced compared to in wild-type mice
• at E12.5, dorsal forebrain lengthening is observed unlike in wild-type mice
• at E14.5, the dorsal forebrain is longer and thinner than in wild-type mice
• however, treatment with all-trans retinoic acid restores forebrain morphology
• at E18.5, cortical layers are disorganized compared to in wild-type mice
• at E14.5, the lateral meninges are reduced and the dorsal meninges are absent unlike in wild-type mice

cellular
• at E14.5, the number of intermediate progenitor cells is decreased compared to in wild-type mice
• at E14.5, neuron proliferation in the cortex is reduced compared to in wild-type mice




Genotype
MGI:3802474
cx4
Allelic
Composition
Foxc1hith/Foxc1hith
Tg(Rr291-lacZ)#Mekk/0
Genetic
Background
involves: C57BL/6J * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxc1hith mutation (0 available); any Foxc1 mutation (29 available)
Tg(Rr291-lacZ)#Mekk mutation (0 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
nervous system
• at E14.5, mice exhibit midline cortical hypertrophy





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last database update
04/16/2024
MGI 6.23
The Jackson Laboratory