Featured Publications
A Diet-Sensitive Commensal Lactobacillus Strain Mediates TLR7-Dependent Systemic Autoimmunity
Zegarra-Ruiz DF, Beidaq A, Iñiguez AJ, Di Ricco M, Vieira S, Ruff WE, Mubiru D, Fine RL, Sterpka J, Greiling TM, Dehner C, Kriegel MA. A Diet-Sensitive Commensal Lactobacillus Strain Mediates TLR7-Dependent Systemic Autoimmunity. Cell Host & Microbe 2018, 25: 113-127.e6. PMID: 30581114, PMCID: PMC6377154, DOI: 10.1016/j.chom.2018.11.009.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutoimmunityClostridiaceaeDendritic CellsDietDiet TherapyDisease Models, AnimalDNA, RibosomalFatty Acids, VolatileFecesFemaleGastrointestinal MicrobiomeGerm-Free LifeGlomerulonephritisHumansHypersensitivityInterferon Type IKidneyLactobacillusLimosilactobacillus reuteriLupus Erythematosus, SystemicMembrane GlycoproteinsMiceMice, Inbred C57BLRNA, Ribosomal, 16SStarchSurvival RateToll-Like Receptor 7ConceptsPlasmacytoid dendritic cellsSystemic lupus erythematosusInterferon pathwayToll-like receptor 7L. reuteri colonizationGut microbiota compositionDietary resistant starchShort-chain fatty acidsAutoimmune manifestationsDependent mouse modelSLE patientsOrgan involvementDendritic cellsLupus erythematosusReceptor 7Systemic autoimmunityHuman autoimmunityMouse modelGut microbiotaMetabolic diseasesMicrobiota compositionWestern lifestyleAutoimmunityDietary effectsBeneficial effects
2018
Spontaneous translocation of a human enterococcal gut pathobiont drives systemic autoimmunity
Vieira S, Hiltensperger M, Kumar V, Zegarra-Ruiz D, Dehner C, Barbieri A, Jain D, Goodman A, Kriegel M. Spontaneous translocation of a human enterococcal gut pathobiont drives systemic autoimmunity. The Journal Of Immunology 2018, 200: 162.10-162.10. DOI: 10.4049/jimmunol.200.supp.162.10.Peer-Reviewed Original ResearchHost-microbiota interactionsOral vancomycin treatmentInduction of autoantibodiesPlasmacytoid dendritic cellsMesenteric lymph nodesPathogenesis of autoimmunityE. gallinarumAutoimmune hepatitisTfh cellsLupus patientsOrgan manifestationsPathogenic autoantibodiesDendritic cellsLymph nodesCytokines IFNGut barrierVancomycin treatmentC57BL/6 animalsSystemic autoimmunityInduction of moleculesLiver tissueAutoimmunityAhR pathwayBarrier functionMucus layer
2012
Pancreatic islet expression of chemokine CCL2 suppresses autoimmune diabetes via tolerogenic CD11c+ CD11b+ dendritic cells
Kriegel MA, Rathinam C, Flavell RA. Pancreatic islet expression of chemokine CCL2 suppresses autoimmune diabetes via tolerogenic CD11c+ CD11b+ dendritic cells. Proceedings Of The National Academy Of Sciences Of The United States Of America 2012, 109: 3457-3462. PMID: 22328150, PMCID: PMC3295274, DOI: 10.1073/pnas.1115308109.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAutoimmunityCD11b AntigenCD11c AntigenCD4-Positive T-LymphocytesCell CountChemokine CCL2Dendritic CellsDiabetes Mellitus, Type 1FemaleGene Expression RegulationInsulinIslets of LangerhansLymph NodesMiceMice, Inbred NODMice, TransgenicPromoter Regions, GeneticRatsRecombinant Fusion ProteinsSelf ToleranceConceptsDendritic cellsType 1 diabetesCell infiltrateDiabetes developmentT cellsChemokine CCL2/MCPElevated IL-10 secretionPancreatic isletsCCL2/CCR2 axisCD80/CD86 expressionTransgenic NOD miceVivo transfer systemDendritic cell biologyImmune cell infiltratesIL-10 secretionNonobese diabetic (NOD) miceCCL2/MCPRat insulin promoterUnexpected beneficial roleHypoactive phenotypeLow CD40NOD backgroundPancreatic lymphAutoimmune diabetesNOD mice