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Symbol
Name
ID
Mir155
microRNA 155
MGI:2676840
Phenotype annotations related to immune system
*Aspects of the system are reported to show a normal phenotype.
Darker colors indicate more annotations
Human Phenotypes
Subacute progressive viral hepatitis
Autoimmunity
Disease(s) Associated with MIR155
hepatocellular carcinoma
type 1 diabetes mellitus

Mouse Phenotypes
immune system phenotype
increased B cell proliferation
intestinal inflammation
thymus hyperplasia
enlarged spleen
increased spleen weight
abnormal lymphopoiesis
abnormal class switch recombination
abnormal T-helper 17 cell differentiation
decreased germinal center B cell number
increased germinal center B cell number
increased B cell number
increased pre-B cell number
decreased T-helper 17 cell number
increased T-helper 2 cell number
decreased effector memory T-helper cell number
decreased regulatory T cell number
decreased leukocyte cell number
abnormal CD4-positive, alpha beta T cell morphology
abnormal T-helper 1 cell morphology
intermingled spleen red and white pulp
abnormal spleen B cell follicle morphology
decreased spleen germinal center number
decreased spleen germinal center size
decreased spleen white pulp amount
increased spleen white pulp amount
abnormal B cell physiology
abnormal germinal center B cell physiology
decreased IgG1 level
decreased IgM level
abnormal T cell physiology
abnormal CD4-positive, alpha-beta T cell physiology
abnormal immune system morphology
abnormal gut-associated lymphoid tissue morphology
abnormal Peyer's patch germinal center morphology
enlarged lymph nodes
abnormal immune system physiology
abnormal dendritic cell physiology
abnormal humoral immune response
abnormal cytokine secretion
decreased interferon-gamma secretion
increased interleukin-10 secretion
decreased interleukin-4 secretion
decreased interleukin-6 secretion
decreased tumor necrosis factor secretion
decreased susceptibility to experimental autoimmune encephalomyelitis
lung inflammation
increased susceptibility to bacterial infection
Availability Mouse Genotype
Gt(ROSA)26Sortm1(Mirn155)Rsky/Gt(ROSA)26Sortm1(Mirn155)Rsky
Mir155tm1.1Brd/Mir155tm1.1Brd *
Mir155tm1.1Rsky/Mir155tm1.1Rsky
Mir155tm1Brd/Mir155tm1Brd *
Mir155tm1Rsky/Mir155tm1Rsky
Tg(Igh-Mir155)8Cro/0
Tg(Igh-Mir155)10Cro/0
Gt(ROSA)26Sortm1(tTA,tetO-Mir155)Fjsl/Gt(ROSA)26Sor+
Tg(Nes-cre)1Wmz/0  (conditional)

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
04/16/2024
MGI 6.23
The Jackson Laboratory