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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Foxn1tm1.1Cbln
targeted mutation 1.1, C Clare Blackburn
MGI:5297717
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Foxn1tm1.1Cbln/Foxn1tm1.1Cbln involves: 129P2/OlaHsd * C57BL/6 MGI:5297813
ht2
Foxn1tm1.1Cbln/Foxn1+ involves: 129P2/OlaHsd * C57BL/6 MGI:5297812
ht3
Foxn1tm1.1Cbln/Foxn1tm1Tbo involves: 129P2/OlaHsd * 129S1/Sv * C57BL/6 MGI:5297815
cn4
Foxn1tm1.1Cbln/Foxn1tm1Tbo
Gt(ROSA)26Sortm2(cre/ERT2)Brn/Gt(ROSA)26Sor+
involves: 129P2/OlaHsd * 129S1/Sv * C57BL/6 MGI:5297816
cn5
Foxn1tm1.1Cbln/Foxn1+
Tg(Zp3-cre)3Mrt/?
involves: 129P2/OlaHsd * 129S1/Sv * C57BL/6 * FVB/N MGI:5297814


Genotype
MGI:5297813
hm1
Allelic
Composition
Foxn1tm1.1Cbln/Foxn1tm1.1Cbln
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxn1tm1.1Cbln mutation (0 available); any Foxn1 mutation (106 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• severely hypoplastic but histologically normal
• most DN1 cells are B cells
• proportionately increased in number
• proportionately reduced in number

hematopoietic system
• severely hypoplastic but histologically normal
• most DN1 cells are B cells
• proportionately increased in number
• proportionately reduced in number

endocrine/exocrine glands
• severely hypoplastic but histologically normal
• most DN1 cells are B cells




Genotype
MGI:5297812
ht2
Allelic
Composition
Foxn1tm1.1Cbln/Foxn1+
Genetic
Background
involves: 129P2/OlaHsd * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxn1tm1.1Cbln mutation (0 available); any Foxn1 mutation (106 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• due to expression of the SV40 T antigen
• 10 fold increase in thymic epithelial cells and thymocytes
• otherwise normal
• no evidence of malignant transformation

hematopoietic system
• due to expression of the SV40 T antigen
• 10 fold increase in thymic epithelial cells and thymocytes
• otherwise normal
• no evidence of malignant transformation

endocrine/exocrine glands
• due to expression of the SV40 T antigen
• 10 fold increase in thymic epithelial cells and thymocytes
• otherwise normal
• no evidence of malignant transformation




Genotype
MGI:5297815
ht3
Allelic
Composition
Foxn1tm1.1Cbln/Foxn1tm1Tbo
Genetic
Background
involves: 129P2/OlaHsd * 129S1/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxn1tm1.1Cbln mutation (0 available); any Foxn1 mutation (106 available)
Foxn1tm1Tbo mutation (0 available); any Foxn1 mutation (106 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• small alymphatic thymic rudiments
• devoid of cortical or medullary organization
• no hematopoietic colonization of the thymus
• lack peripheral T cells

hematopoietic system
• small alymphatic thymic rudiments
• devoid of cortical or medullary organization
• no hematopoietic colonization of the thymus
• lack peripheral T cells

integument
• sporadic hair loss after 6 weeks of age
• overtly normal hair up to 6 weeks of age

endocrine/exocrine glands
• small alymphatic thymic rudiments
• devoid of cortical or medullary organization
• no hematopoietic colonization of the thymus




Genotype
MGI:5297816
cn4
Allelic
Composition
Foxn1tm1.1Cbln/Foxn1tm1Tbo
Gt(ROSA)26Sortm2(cre/ERT2)Brn/Gt(ROSA)26Sor+
Genetic
Background
involves: 129P2/OlaHsd * 129S1/Sv * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxn1tm1.1Cbln mutation (0 available); any Foxn1 mutation (106 available)
Foxn1tm1Tbo mutation (0 available); any Foxn1 mutation (106 available)
Gt(ROSA)26Sortm2(cre/ERT2)Brn mutation (1 available); any Gt(ROSA)26Sor mutation (942 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
N
• restoration of normal thymus if cre induction with tamoxiphen occurs before 4 months of age




Genotype
MGI:5297814
cn5
Allelic
Composition
Foxn1tm1.1Cbln/Foxn1+
Tg(Zp3-cre)3Mrt/?
Genetic
Background
involves: 129P2/OlaHsd * 129S1/Sv * C57BL/6 * FVB/N
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Foxn1tm1.1Cbln mutation (0 available); any Foxn1 mutation (106 available)
Tg(Zp3-cre)3Mrt mutation (2 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
N
• normal thymus development and function





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