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Phenotypes Associated with This Genotype
Genotype
MGI:5302497
Allelic
Composition
Tg(Mt1-IL6)28Gci/0
Genetic
Background
involves: C57BL/6 * DBA/2
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No mouse lines available in IMSR.
See publication links below for author information.
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• mutants die between 2 to 5 months of age, with about 75% dying at 4 months of age (J:18424)
• originally mutants died by 4 months of age, however over time, the renal disease occurring in sucessive generations has become less aggressive and mutants can survive up to 1 year of age (J:177825)

behavior/neurological
• mutants develop hunched posture within 3-4 days of death (J:18424)
• hunched posture appears around 8-9 months of age, shortly before death (J:177825)

growth/size/body
• mutants start to lose weight within 3-4 days of death
• progressive enlargement of the spleen (J:18424)

immune system
• perivenular granulocytic infiltration is seen in the liver
• granulocytic hyperplasia in the bone marrow and lymph nodes
• mutants at terminal stages develop neutrophilia (only seen in the last 3-4 days of life)
• scattered foci of plasmacytoid cells are present in the bone marrow and lymph nodes
• a thick perivascular cuff or plasmacytoid cells surround the renal blood vessel walls
• mutants develop plasmacytosis of lymphoid organs (the spleen and lymph nodes), but not in other organs such as the liver, heart or lungs (J:18424)
• progressive alteration of the spleen, with elevation of megakaryocyte numbers
• progressive enlargement of the spleen (J:18424)
• IgG hypergammaglobulinemia (J:18424)
• increase in polyclonal IgG1 production
• mutants exhibit increased concentrations of serum amyloid A
• mutants at terminal stages exhibit enlargement of the lymph nodes

renal/urinary system
• mutants with overt signs of disease exhibit proteinuria, mainly caused by IgG1 (J:18424)
• mutants at terminal stages exhibit whitening of the kidneys
• kidneys exhibit presence of protein casts in the tubuli and deposition of proteinaceous material
• mutants develop myeloma kidney
• young animals exhibit an increase in the mesangial matrix of some kidney glomeruli
• older mutants with hypergammaglobulinemia exhibit an increase in the number of damaged glomeruli and develop glomerulosclerosis
• mutants that die exhibit tubular atrophy
• tubules are dilated and filled with proteinaceous casts
• mutants exhibit loss of kidney function (J:18424)

homeostasis/metabolism
• mutants exhibit amyloid protein deposits in the spleen, liver, and kidneys by 3 months of age
• mutants exhibit increased concentrations of serum amyloid A
• mutants at terminal stages exhibit increased volume and clear signs of edema of the lungs
• mutants with overt signs of disease exhibit proteinuria, mainly caused by IgG1 (J:18424)

hematopoietic system
• increase in the number of megakaryocytes in the spleen and bone marrow (J:18424)
• megakaryocytic hyperplasia in the bone marrow and lymph nodes (J:177825)
• perivenular granulocytic infiltration is seen in the liver
• granulocytic hyperplasia in the bone marrow and lymph nodes
• mutants at terminal stages develop neutrophilia (only seen in the last 3-4 days of life)
• scattered foci of plasmacytoid cells are present in the bone marrow and lymph nodes
• a thick perivascular cuff or plasmacytoid cells surround the renal blood vessel walls
• mutants develop plasmacytosis of lymphoid organs (the spleen and lymph nodes), but not in other organs such as the liver, heart or lungs (J:18424)
• progressive alteration of the spleen, with elevation of megakaryocyte numbers
• progressive enlargement of the spleen (J:18424)
• IgG hypergammaglobulinemia (J:18424)
• increase in polyclonal IgG1 production

respiratory system
• mutants at terminal stages exhibit increased volume and clear signs of edema of the lungs

liver/biliary system

skeleton
• bones are fragile with osteopenia
• loss of cancellous bone

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
amyloidosis DOID:9120 J:177825


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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
11/19/2024
MGI 6.24
The Jackson Laboratory