2020
In utero human intestine harbors unique metabolomic features including bacterial metabolites
Li Y, Toothaker JM, Ben-Simon S, Ozeri L, Schweitzer R, McCourt BT, McCourt CC, Werner L, Snapper SB, Shouval DS, Khatib S, Koren O, Agnihorti S, Tseng G, Konnikova L. In utero human intestine harbors unique metabolomic features including bacterial metabolites. JCI Insight 2020, 5: e138751. PMID: 33001863, PMCID: PMC7710283, DOI: 10.1172/jci.insight.138751.Peer-Reviewed Original ResearchConceptsFetal immune systemIntestinal barrier integrityMicrobial-associated metabolitesHost-derived metabolitesBacterial DNAIntestinal immunityMaternal microbiomeIntestinal functionImmune regulationGastrointestinal tractIntestinal microbiomeFetal intestineBarrier integrityImmune systemHuman intestinal samplesIntestinal samplesIntestinal profileMicrobial encountersMetabolomic featuresBacterial metabolitesUteroNutrient metabolismMetabolitesRecent studiesMicrobiome
2015
Individual intestinal symbionts induce a distinct population of RORγ+ regulatory T cells
Sefik E, Geva-Zatorsky N, Oh S, Konnikova L, Zemmour D, McGuire AM, Burzyn D, Ortiz-Lopez A, Lobera M, Yang J, Ghosh S, Earl A, Snapper SB, Jupp R, Kasper D, Mathis D, Benoist C. Individual intestinal symbionts induce a distinct population of RORγ+ regulatory T cells. Science 2015, 349: 993-997. PMID: 26272906, PMCID: PMC4700932, DOI: 10.1126/science.aaa9420.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsBacteriaBacteroidetesColitis, UlcerativeColonForkhead Transcription FactorsHomeostasisHumansImmunity, MucosalIntestinal MucosaMice, Inbred C57BLMicrobiotaNuclear Receptor Subfamily 1, Group F, Member 3SymbiosisTh17 CellsT-Lymphocyte SubsetsT-Lymphocytes, RegulatoryTranscription, GeneticTranscriptomeConceptsRegulatory T cellsImmuno-inflammatory responseT helper 17 (Th17) cell differentiationTranscription factor Foxp3Important effector moleculeRegulatory cellsHuman gut microbiotaFactor Foxp3T cellsRelated cell typesGut microbiotaMouse colonRORγSymbiotic membersIntestinal symbiontsFoxp3Tissue homeostasisEffector moleculesCell differentiationCell typesDistinct populationsCellsDifferent outcomesInflammation