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Phenotypes associated with this allele
Allele Symbol
Allele Name
Allele ID
Ikzf3tm1Kge
targeted mutation 1, Katia Georgopoulos
MGI:2388132
Summary 5 genotypes
Jump to Allelic Composition Genetic Background Genotype ID
hm1
Ikzf3tm1Kge/Ikzf3tm1Kge involves: 129S4/SvJae MGI:2653192
hm2
Ikzf3tm1Kge/Ikzf3tm1Kge involves: 129S4/SvJae * C57BL/6 MGI:2653187
cx3
Pou2af1tm1Pmt/Pou2af1tm1Pmt
Ikzf3tm1Kge/Ikzf3tm1Kge
involves: 129P2/OlaHsd * 129S4/SvJae * C57BL/6 MGI:2653193
cx4
Btkxid/Btkxid
Ikzf3tm1Kge/Ikzf3tm1Kge
involves: 129S4/SvJae * CBA/CaHN MGI:4453853
cx5
Btkxid/Y
Ikzf3tm1Kge/Ikzf3tm1Kge
involves: 129S4/SvJae * CBA/CaHN MGI:4453854


Genotype
MGI:2653192
hm1
Allelic
Composition
Ikzf3tm1Kge/Ikzf3tm1Kge
Genetic
Background
involves: 129S4/SvJae
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ikzf3tm1Kge mutation (0 available); any Ikzf3 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
immune system
• numbers of marginal zone B cells and presumed marginal zone B cell precursors are dramatically reduced
• increase in IgDhi IgMlo mature follicular B cells
• increase in the ratio of IgDhi follicular B cells to IgMhiIgDloCD21lo newly formed B cells

hematopoietic system
• numbers of marginal zone B cells and presumed marginal zone B cell precursors are dramatically reduced
• increase in IgDhi IgMlo mature follicular B cells
• increase in the ratio of IgDhi follicular B cells to IgMhiIgDloCD21lo newly formed B cells




Genotype
MGI:2653187
hm2
Allelic
Composition
Ikzf3tm1Kge/Ikzf3tm1Kge
Genetic
Background
involves: 129S4/SvJae * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ikzf3tm1Kge mutation (0 available); any Ikzf3 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• incomplete penetrance, likely due to renal failure from SLE-like disease

neoplasm
• correlated with proliferative phenotype seen in B cells

hematopoietic system
• unimmunized mice at 2 months displayed numerous splenic germinal centers, suggestive of active, proliferative state
• increased B cell proliferation via the immunoglobulin receptor in vitro
• increased T cell receptor mediated proliferation, but T cell development normal
• normal T cell-dependent immune responses, as assessed by antibody titers after immunization with TNP-OVA
• evident between 3 and 6 months of age
• concomitant 50% decrease in long-lived recirculating bone marrow B cells
• 50% increase in the number of pre-B cells in the bone marrow compared to controls
• small, 17% decrease in mature naive B cells
• increased numbers of large, well developed germinal centers evident at 6 weeks of age
• ill-defined marginal zone evident at 6 weeks of age

homeostasis/metabolism
• evident in 7 of 24 3 to 5 month old mice
• evident in 7 of 24 3 to 5 month old mice
• incomplete penetrance, evident in several mice, indicative, along with increased creatinine and urea in serum, of renal failure

immune system
• unimmunized mice at 2 months displayed numerous splenic germinal centers, suggestive of active, proliferative state
• increased B cell proliferation via the immunoglobulin receptor in vitro
• increased T cell receptor mediated proliferation, but T cell development normal
• normal T cell-dependent immune responses, as assessed by antibody titers after immunization with TNP-OVA
• evident between 3 and 6 months of age
• concomitant 50% decrease in long-lived recirculating bone marrow B cells
• 50% increase in the number of pre-B cells in the bone marrow compared to controls
• small, 17% decrease in mature naive B cells
• increased numbers of large, well developed germinal centers evident at 6 weeks of age
• ill-defined marginal zone evident at 6 weeks of age
• SLE-like phenotype seen
• deposition of IgG, IgM, and C3 in glomeruli
• autoantibodies reactive with kidney sections of wild-type mice were detected in 5 or 6 week old mutant mice, but not in controls (J:50626)
• increased autoantibody (anti-ANA, anti-ssDNA, anti-dsDNA, anti-histone) concentrations in serum, especially in female mice (J:81805)
• hypercellularity, lobularity, segmental sclerosis, and enlarged glomeruli, caused by immune complex deposits

renal/urinary system
• incomplete penetrance, evident in several mice, indicative, along with increased creatinine and urea in serum, of renal failure
• hypercellularity, lobularity, segmental sclerosis, and enlarged glomeruli, caused by immune complex deposits

cellular
• unimmunized mice at 2 months displayed numerous splenic germinal centers, suggestive of active, proliferative state
• increased B cell proliferation via the immunoglobulin receptor in vitro
• increased T cell receptor mediated proliferation, but T cell development normal
• normal T cell-dependent immune responses, as assessed by antibody titers after immunization with TNP-OVA

growth/size/body
• evident between 3 and 6 months of age




Genotype
MGI:2653193
cx3
Allelic
Composition
Pou2af1tm1Pmt/Pou2af1tm1Pmt
Ikzf3tm1Kge/Ikzf3tm1Kge
Genetic
Background
involves: 129P2/OlaHsd * 129S4/SvJae * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Ikzf3tm1Kge mutation (0 available); any Ikzf3 mutation (30 available)
Pou2af1tm1Pmt mutation (0 available); any Pou2af1 mutation (15 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
hematopoietic system
• blocked transition from pre-B to immature B cells
• failed to form germinal centers
• of all types, relative to wild-type controls
• no development of autoantibodies as seen in Zfpn1a3tm1Kge mutant mice

immune system
• blocked transition from pre-B to immature B cells
• failed to form germinal centers
• of all types, relative to wild-type controls
• no development of autoantibodies as seen in Zfpn1a3tm1Kge mutant mice

renal/urinary system
N
• histological examination of kidneys showed no inflammation, no glomerular immune complex deposition




Genotype
MGI:4453853
cx4
Allelic
Composition
Btkxid/Btkxid
Ikzf3tm1Kge/Ikzf3tm1Kge
Genetic
Background
involves: 129S4/SvJae * CBA/CaHN
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Btkxid mutation (3 available); any Btk mutation (21 available)
Ikzf3tm1Kge mutation (0 available); any Ikzf3 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
hematopoietic system
• decrease in IgDhi IgMlo mature follicular B cells, similar to that seen in single homozygous Btk mutant mice
• however, normal numbers of marginal zone B cells are observed

immune system
• decrease in IgDhi IgMlo mature follicular B cells, similar to that seen in single homozygous Btk mutant mice
• however, normal numbers of marginal zone B cells are observed




Genotype
MGI:4453854
cx5
Allelic
Composition
Btkxid/Y
Ikzf3tm1Kge/Ikzf3tm1Kge
Genetic
Background
involves: 129S4/SvJae * CBA/CaHN
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Btkxid mutation (3 available); any Btk mutation (21 available)
Ikzf3tm1Kge mutation (0 available); any Ikzf3 mutation (30 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
hematopoietic system
• decrease in IgDhi IgMlo mature follicular B cells, similar to that seen in single homozygous Btk mutant mice
• however, normal numbers of marginal zone B cells are observed

immune system
• decrease in IgDhi IgMlo mature follicular B cells, similar to that seen in single homozygous Btk mutant mice
• however, normal numbers of marginal zone B cells are observed





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last database update
11/12/2024
MGI 6.24
The Jackson Laboratory