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Phenotypes Associated with This Genotype
Genotype
MGI:3789685
Allelic
Composition
Il10rbtm1Agt/Il10rbtm1Agt
Tg(Cd4-TGFBR2)16Flv/?
Genetic
Background
involves: 129S2/SvPas * C3H * C57BL/6
Find Mice Using the International Mouse Strain Resource (IMSR)
Mouse lines carrying:
Il10rbtm1Agt mutation (1 available); any Il10rb mutation (15 available)
Tg(Cd4-TGFBR2)16Flv mutation (1 available)
phenotype observed in females
phenotype observed in males
N normal phenotype
mortality/aging
• all mice die between 4-6 weeks of age from a fulminate inflammatory bowel disease

growth/size/body
• mice fail to thrive by 3-4 weeks of age and exhibit rapid weight loss culminating in death between 4-6 weeks of age

immune system
• the cecum and descending colon of mice 4-6 weeks of age exhibit a defuse and marked thickening of the mucusa accompanied by areas of focal ulceration
• there is extensive epithelial hyperplasia, diminished goblet and crypt cell numbers, erosion of surface epithelial cells, numerous crypt abscesses, and mixed leukocytic infiltrates
• there are 10-fold more immune cells found in the lamina propia compared to controls that consists mainly of T cells, NK cells, monocytes, neutrophils and B cells
• colitis can be ameliorated with either combined anti-IFN gamma/ anti-TNF treatment or with broad-spectrum antibiotic treatment
• transferred CD4 T cells from 3 week old mice are able to induce colitis with a similar pathology in immunodeficient recipients
• inflammation extends into the rectum with significant loss of epithelial crypts and increased width of crypts
• epithelial hyperplasia also occurs as indicated by increased crypt height and elevated M-phase cells per crypt
• an increase in the apoptotic index of rectal epithelial cells and a decrease in epithelial cell height are also observed
• there is an 18-fold increase in IFN-gamma levels in the sera of 4-5 week old mice
• elevated levels of IFN-gamma are also detected in colon explants from 4-5 week old mice
• there is a 19-fold increase in IL-6 levels in the sera of 4-5 week old mice
• there is a 6-fold increase in TNF levels in the sera of 4-5 week old mice
• there is an increased percentage of CD4 T cells producing IFN-gamma in the mesenteric lymph nodes and the lamina propria of 4-5 week old mice
• there is also an increase in the percentage of CD8 T cells producing IFN-gamma compared to wild-type mice
• elevated levels of IFN-gamma are also detected from colon explants of 4-5 week old mice
• there is an increased percentage of CD4 T cells producing IL-17 in the mesenteric lymph nodes of 4-5 week old mice compared to controls
• 32.6% of T cells produce TNF compared to 23.8% of wild-type mice
• small occasional clusters of lymphocytes are located in the portal triads of mice over 4 weeks of age
• small occasional clusters of lymphocytes are located around the bronchi of the lungs

digestive/alimentary system
• the cecum and descending colon of mice 4-6 weeks of age exhibit a defuse and marked thickening of the mucusa accompanied by areas of focal ulceration
• there is extensive epithelial hyperplasia, diminished goblet and crypt cell numbers, erosion of surface epithelial cells, numerous crypt abscesses, and mixed leukocytic infiltrates
• there are 10-fold more immune cells found in the lamina propia compared to controls that consists mainly of T cells, NK cells, monocytes, neutrophils and B cells
• colitis can be ameliorated with either combined anti-IFN gamma/ anti-TNF treatment or with broad-spectrum antibiotic treatment
• transferred CD4 T cells from 3 week old mice are able to induce colitis with a similar pathology in immunodeficient recipients
• inflammation extends into the rectum with significant loss of epithelial crypts and increased width of crypts
• epithelial hyperplasia also occurs as indicated by increased crypt height and elevated M-phase cells per crypt
• an increase in the apoptotic index of rectal epithelial cells and a decrease in epithelial cell height are also observed

homeostasis/metabolism
• there is an 18-fold increase in IFN-gamma levels in the sera of 4-5 week old mice
• elevated levels of IFN-gamma are also detected in colon explants from 4-5 week old mice
• there is a 19-fold increase in IL-6 levels in the sera of 4-5 week old mice
• there is a 6-fold increase in TNF levels in the sera of 4-5 week old mice

liver/biliary system
• small occasional clusters of lymphocytes are located in the portal triads of mice over 4 weeks of age

respiratory system
• small occasional clusters of lymphocytes are located around the bronchi of the lungs

Mouse Models of Human Disease
DO ID OMIM ID(s) Ref(s)
inflammatory bowel disease DOID:0050589 OMIM:PS266600
J:134156


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
04/09/2024
MGI 6.23
The Jackson Laboratory