2023
Cutting Edge: IL-21 and Tissue-Specific Signals Instruct Tbet+CD11c+ B Cell Development following Viral Infection.
Song W, Sanchez G, Mayer D, Blackburn H, Chernova I, Flavell R, Weinstein J, Craft J. Cutting Edge: IL-21 and Tissue-Specific Signals Instruct Tbet+CD11c+ B Cell Development following Viral Infection. The Journal Of Immunology 2023, 210: 1861-1865. PMID: 37133336, PMCID: PMC10247523, DOI: 10.4049/jimmunol.2300027.Peer-Reviewed Original ResearchConceptsAge-associated B cellsIL-21Acute lymphocytic choriomeningitis virus infectionB cellsLymphocytic choriomeningitis virus infectionB cell activationHumoral immunityLymphoid organsVirus infectionMouse modelViral infectionB cell developmentCell activationLymphotoxin αVivo generationTissue-specific signalsInfectionDe novo generationOrgan contributionIFNTissue microenvironmentCell developmentLiverPivotal contributorStage-specific roles
2022
Cholinergic control of Th17 cell pathogenicity in experimental autoimmune encephalomyelitis
Nechanitzky R, Nechanitzky D, Ramachandran P, Duncan G, Zheng C, Göbl C, Gill K, Haight J, Wakeham A, Snow B, Bradaschia-Correa V, Ganguly M, Lu Z, Saunders M, Flavell R, Mak T. Cholinergic control of Th17 cell pathogenicity in experimental autoimmune encephalomyelitis. Cell Death & Differentiation 2022, 30: 407-416. PMID: 36528755, PMCID: PMC9950465, DOI: 10.1038/s41418-022-01092-y.Peer-Reviewed Original ResearchConceptsExperimental autoimmune encephalomyelitisTh17 cellsMultiple sclerosisAutoimmune encephalomyelitisChAT expressionBrain-infiltrating immune cellsStrong TCR signalingCholinergic controlTherapeutic immunomodulationCholine acetyltransferaseImmune cellsCell pathogenicityDisease progressionChronic activationMouse modelTranscription factor Bhlhe40Novel targetAcetylcholineMRNA levelsPathogenic determinantsTCR signalingEncephalomyelitisCellsExpressionIL17Epiregulin is a dendritic cell–derived EGFR ligand that maintains skin and lung fibrosis
Odell I, Steach H, Gauld S, Reinke-Breen L, Karman J, Carr T, Wetter J, Phillips L, Hinchcliff M, Flavell R. Epiregulin is a dendritic cell–derived EGFR ligand that maintains skin and lung fibrosis. Science Immunology 2022, 7: eabq6691. PMID: 36490328, PMCID: PMC9840167, DOI: 10.1126/sciimmunol.abq6691.Peer-Reviewed Original ResearchConceptsLung fibrosisDendritic cellsImmune cellsDiffuse cutaneous systemic sclerosisPersistence of fibrosisCutaneous systemic sclerosisExtent of fibrosisType I interferonSystemic sclerosisAutoimmune diseasesAntifibrotic targetsTherapeutic administrationMouse modelI interferonLung samplesLung explantsFibrosisFibrotic tissueImmune signalsEpiregulin expressionPatient's skinExtracellular matrix productionGenetic deficiencyEpiregulinEGFR ligandsHuman neutrophil development and functionality are enabled in a humanized mouse model
Zheng Y, Sefik E, Astle J, Karatepe K, Öz HH, Solis AG, Jackson R, Luo HR, Bruscia EM, Halene S, Shan L, Flavell RA. Human neutrophil development and functionality are enabled in a humanized mouse model. Proceedings Of The National Academy Of Sciences Of The United States Of America 2022, 119: e2121077119. PMID: 36269862, PMCID: PMC9618085, DOI: 10.1073/pnas.2121077119.Peer-Reviewed Original ResearchConceptsHumanized mouse modelMouse modelHuman immune systemHuman neutrophilsImmune systemFunctional human immune systemGranulocyte colony-stimulating factorUnique mouse modelColony-stimulating factorHuman G-CSFMISTRG miceG-CSF receptor geneBacterial burdenInfectious challengeG-CSFNeutrophilsMiceNeutrophil developmentReceptor geneDisease
2020
Bacterial Autoimmune Drug Metabolism Transforms an Immunomodulator into Structurally and Functionally Divergent Antibiotics
Park H, Goddard T, Oh J, Patel J, Wei Z, Perez C, Mercado B, Wang R, Wyche T, Piizzi G, Flavell R, Crawford J. Bacterial Autoimmune Drug Metabolism Transforms an Immunomodulator into Structurally and Functionally Divergent Antibiotics. Angewandte Chemie 2020, 132: 7945-7954. DOI: 10.1002/ange.201916204.Peer-Reviewed Original ResearchMethicillin-resistant Staphylococcus aureusVancomycin-resistant Enterococcus faecalisColitis mouse modelInflammatory bowel diseaseInflammatory bacteriaBowel diseaseAtopic dermatitisDietary stilbenesMouse modelDrug metabolismTapinarofStaphylococcus aureusEnterococcus faecalisMetabolism productsDisease symptomsPsoriasisDermatitisImmunomodulatorsSymptomsNrf2Disease
2014
Immunoglobulin A Coating Identifies Colitogenic Bacteria in Inflammatory Bowel Disease
Palm NW, de Zoete MR, Cullen TW, Barry NA, Stefanowski J, Hao L, Degnan PH, Hu J, Peter I, Zhang W, Ruggiero E, Cho JH, Goodman AL, Flavell RA. Immunoglobulin A Coating Identifies Colitogenic Bacteria in Inflammatory Bowel Disease. Cell 2014, 158: 1000-1010. PMID: 25171403, PMCID: PMC4174347, DOI: 10.1016/j.cell.2014.08.006.Peer-Reviewed Original ResearchConceptsInflammatory bowel diseaseBowel diseaseIgA coatingIntestinal microbiotaIntestinal bacteriaGerm-free miceIBD patientsIntestinal diseaseImmunoglobulin AMouse modelDiseaseAnaerobic culturingDramatic susceptibilityTargeted eliminationDisease developmentDisease susceptibilityMiceCell sortingMicrobiotaBacterial cell sortingFecal bacteriaSuch bacteriaColitisPatientsIgADevelopment and function of human innate immune cells in a humanized mouse model
Rongvaux A, Willinger T, Martinek J, Strowig T, Gearty SV, Teichmann LL, Saito Y, Marches F, Halene S, Palucka AK, Manz MG, Flavell RA. Development and function of human innate immune cells in a humanized mouse model. Nature Biotechnology 2014, 32: 364-372. PMID: 24633240, PMCID: PMC4017589, DOI: 10.1038/nbt.2858.Peer-Reviewed Original Research
2012
Humanized mouse models of infectious diseases
Strowig T, Flavell R. Humanized mouse models of infectious diseases. Drug Discovery Today Disease Models 2012, 9: e11-e16. DOI: 10.1016/j.ddmod.2011.10.004.Peer-Reviewed Original Research