0000000000548026

AUTHOR

Lioubov Amoussina

showing 1 related works from this author

The transcription factor IFN regulatory factor–4 controls experimental colitis in mice via T cell–derived IL-6

2008

The proinflammatory cytokine IL-6 seems to have an important role in the intestinal inflammation that characterizes inflammatory bowel diseases (IBDs) such as Crohn disease and ulcerative colitis. However, little is known about the molecular mechanisms regulating IL-6 production in IBD. Here, we assessed the role of the transcriptional regulator IFN regulatory factor-4 (IRF4) in this process. Patients with either Crohn disease or ulcerative colitis exhibited increased IRF4 expression in lamina propria CD3+ T cells as compared with control patients. Consistent with IRF4 having a regulatory function in T cells, in a mouse model of IBD whereby colitis is induced in RAG-deficient mice by transp…

AdultCD4-Positive T-LymphocytesMaleAdoptive cell transferRecombinant Fusion ProteinsT-LymphocytesCD3T cellAdoptive Transfer; Adult; Animals; Apoptosis; CD4-Positive T-Lymphocytes; Colitis; Cytokines; DNA-Binding Proteins; Female; Gene Expression Regulation; Humans; Inflammatory Bowel Diseases; Interferon Regulatory Factors; Interleukin-6; Intestinal Mucosa; Male; Mice; Mice Inbred C57BL; Mice Knockout; Middle Aged; Oxazolone; Receptors Interleukin-6; Recombinant Fusion Proteins; T-Lymphocytes; Trinitrobenzenesulfonic AcidApoptosisProinflammatory cytokineMiceIntestinal mucosamedicineAnimalsHumansIntestinal MucosaColitisInterleukin 6Mice KnockoutbiologyInterleukin-6OxazoloneGeneral MedicineMiddle AgedColitisInflammatory Bowel Diseasesmedicine.diseaseAdoptive TransferReceptors Interleukin-6Ulcerative colitisDNA-Binding ProteinsMice Inbred C57BLmedicine.anatomical_structureGene Expression RegulationTrinitrobenzenesulfonic AcidInterferon Regulatory FactorsImmunologybiology.proteinCytokinesFemaleResearch ArticleJournal of Clinical Investigation
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