ICOS
Primary Info
Mutation
Mouse studies
DNA sequencing


External links Primary Information
MGI:1858745
ENSMUSG00000026009
Gene Symbol Icos
Affected Anatomical Systems digestive/alimentary phenotype,hematopoietic system phenotype,homeostasis/metabolism phenotype,immune system phenotype
Allele Details
Allele ID Allele Symbol Allele Type Allele Name PubMed Id
MGI:3719635 Icostm1Dgry Targeted (knock-out) targeted mutation 1, David Gray 17549732
MGI:2683635 Icostm1Flv Targeted (knock-out) targeted mutation 1, Richard A Flavell 11343121
MGI:2445839 Icostm1Mak Targeted (knock-out) targeted mutation 1, Tak Mak 11343123
MGI:2683665 Icostm1Shr Targeted (knock-out) targeted mutation 1, Arlene H Sharpe 11343122
MGI:3526880 Icostm1Tkan Targeted (knock-out) targeted mutation 1, T Kanai 12853164
Phenotypic Details
Phenotypes Allelic Composition Genetic Background PubMed Id
Abnormal Immune System Physiology Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Abnormal Spleen Morphology Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Abnormal B Cell Physiology Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Abnormal T Cell Physiology Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Abnormal B Cell Number Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Abnormal Peyer's Patch Germinal Center Morphology Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Decreased IgA Level Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Decreased IgE Level Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Decreased T Cell Proliferation Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Abnormal Class Switch Recombination Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Decreased CD4-positive T Cell Number Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Small Peyer's Patches Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Decreased Spleen Germinal Center Number Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123,19915142
Decreased Spleen Germinal Center Size Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123
Decreased IgG1 Level Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 11343123,19915142
Decreased IgG2b Level Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Decreased IgG2c Level Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Decreased Interleukin-21 Secretion Icostm1Mak>/Icos involves: 129P2/OlaHsd * C57BL/6 19915142
Abnormal Immunoglobulin Level Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Small Lymph Nodes Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Decreased IgE Level Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Abnormal T-helper 2 Physiology Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Increased Susceptibility To Experimental Autoimmune Encephalomyelitis Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Decreased IgG1 Level Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Abnormal Interferon Level Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Abnormal Interleukin Level Icostm1Flv>/Icos involves: 129/Sv * C57BL/6 11343121
Abnormal Immunoglobulin Level Icostm1Shr>/Icos Not Specified 11343122
Abnormal T Cell Differentiation Icostm1Shr>/Icos Not Specified 11343122
Abnormal Spleen Germinal Center Morphology Icostm1Shr>/Icos Not Specified 11343122
Decreased IgE Level Icostm1Shr>/Icos Not Specified 11343122
Decreased IgG Level Icostm1Shr>/Icos Not Specified 11343122
Abnormal CD4-positive T Cell Physiology Icostm1Shr>/Icos Not Specified 11343122
Decreased IgG1 Level Icostm1Shr>/Icos Not Specified 11343122
Decreased IgG2a Level Icostm1Shr>/Icos Not Specified 11343122
Increased IgG3 Level Icostm1Shr>/Icos Not Specified 11343122
Abnormal Interleukin Level Icostm1Shr>/Icos Not Specified 11343122
Abnormal Small Intestine Morphology Icostm1Tkan>/Icos involves: 129S7/SvEvBrd * C57BL/6 12853164
Abnormal Peyer's Patch Germinal Center Morphology Icostm1Tkan>/Icos involves: 129S7/SvEvBrd * C57BL/6 12853164
Small Peyer's Patches Icostm1Tkan>/Icos involves: 129S7/SvEvBrd * C57BL/6 12853164
Abnormal NK Cell Physiology Icostm1Tkan>/Icos involves: C57BL/6 15629449
Decreased Circulating Interferon-gamma Level Icostm1Tkan>/Icos involves: C57BL/6 15629449
Decreased Circulating Interleukin-4 Level Icostm1Tkan>/Icos involves: C57BL/6 15629449
Abnormal Immune System Physiology Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Abnormal Leukocyte Cell Number Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Abnormal T Cell Physiology Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Decreased IgG Level Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Abnormal Response To Infection Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Abnormal CD4-positive T Cell Physiology Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Abnormal Memory B Cell Number Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Increased Plasma Cell Number Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Decreased Plasma Cell Number Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Decreased Germinal Center B Cell Number Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Abnormal Interleukin Secretion Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Decreased Interleukin-4 Secretion Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Decreased Interleukin-5 Secretion Icostm1Dgry>/Icos B6.129P2-Icos 17549732
Decreased IgG Level Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Decreased T Cell Number Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Decreased Anti-insulin Autoantibody Level Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Decreased Autoantibody Level Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Insulitis Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Decreased Susceptibility To Autoimmune Diabetes Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Decreased Interferon-gamma Secretion Icostm1Flv>/Icos NOD.129S1-Icos 18292537
Insulitis Icostm1Flv>/Icos<+ NOD.129S1-Icos 18292537
Decreased Pancreatic Islet Number Icostm1Flv>/Icos<+ NOD.129S1-Icos 18292537
Abnormal Cytokine Level Icostm1Flv>/Icos involves: 129S1/Sv 16200068
Abnormal Immune System Physiology Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Abnormal Spleen Morphology Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Abnormal B Cell Physiology Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Abnormal B Cell Number Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Abnormal Peyer's Patch Germinal Center Morphology Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased IgA Level Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Abnormal Class Switch Recombination Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Abnormal B Cell Selection Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased CD4-positive T Cell Number Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Small Peyer's Patches Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased Spleen Germinal Center Number Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased IgG1 Level Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased IgG2b Level Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased Interleukin-4 Secretion Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased IgG2c Level Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142
Decreased Interleukin-21 Secretion Icostm1.1Wks>/Icos involves: 129S1/Sv * 129X1/SvJ * C57BL/6 19915142