2022
Immune landscape of human placental villi using single-cell analysis
Toothaker JM, Olaloye O, McCourt BT, McCourt CC, Silva TN, Case RM, Liu P, Yimlamai D, Tseng G, Konnikova L. Immune landscape of human placental villi using single-cell analysis. Development 2022, 149 PMID: 35050308, PMCID: PMC8935213, DOI: 10.1242/dev.200013.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CDAntigens, Differentiation, MyelomonocyticB7-H1 AntigenB-LymphocytesChorionic VilliFemaleFetusFlow CytometryHLA-DR AntigensHumansKiller Cells, NaturalLeukocyte Common AntigensLymphocyte ActivationMacrophagesMemory T CellsPlacentaPregnancyPregnancy Trimester, SecondReceptors, Cell SurfaceReceptors, ChemokineSingle-Cell AnalysisT-LymphocytesConceptsT cellsHuman placental villiPlacental villiImmune systemFetal immune systemMaternal immune systemFetal immune cellsAdult T-cellT cell receptor stimulationCell receptor stimulationHealthy pregnancyImmune landscapeMemory phenotypeImmune cellsFetal organsEnhanced proliferative capacityReceptor stimulationMultiple subtypesPV tissueComplex immune systemImaging modalitiesMass cytometryProliferative capacityMaternal mechanismsRecent reports
2021
CD16+CD163+ monocytes traffic to sites of inflammation during necrotizing enterocolitis in premature infants
Olaloye OO, Liu P, Toothaker JM, McCourt BT, McCourt CC, Xiao J, Prochaska E, Shaffer S, Werner L, Faculty U, Faculty U, Gringauz J, Good M, Goldsmith JD, An X, Wang F, Snapper SB, Shouval D, Chen K, Tseng G, Konnikova L. CD16+CD163+ monocytes traffic to sites of inflammation during necrotizing enterocolitis in premature infants. Journal Of Experimental Medicine 2021, 218: e20200344. PMID: 34269788, PMCID: PMC8289692, DOI: 10.1084/jem.20200344.Peer-Reviewed Original ResearchMeSH KeywordsAntigens, CDAntigens, Differentiation, MyelomonocyticBlood VesselsCase-Control StudiesChemotaxisEnterocolitis, NecrotizingGastric MucosaGPI-Linked ProteinsHumansInfantInfant, NewbornIntestine, SmallMonocytesNeutropeniaNeutrophilsPhagocytosisReactive Oxygen SpeciesReceptors, Cell SurfaceReceptors, IgGSequence Analysis, RNASingle-Cell AnalysisConceptsSurgical NECCirculation of infantsDistinct neutrophil phenotypesSevere gastrointestinal complicationsAreas of inflammationSites of inflammationMonocyte trafficGastrointestinal complicationsPremature infantsNeutrophil phenotypeSevere inflammationInflammatory genesPotential biomarkersSingle-cell RNA sequencingOxygen species generationInflammationNovel subtypeBlood vesselsMass cytometryNECEnterocolitisMucosaInfantsMϕsSpecies generation
2019
Maturation of the Human Intestinal Immune System Occurs Early in Fetal Development
Stras SF, Werner L, Toothaker JM, Olaloye OO, Oldham AL, McCourt CC, Lee YN, Rechavi E, Shouval DS, Konnikova L. Maturation of the Human Intestinal Immune System Occurs Early in Fetal Development. Developmental Cell 2019, 51: 357-373.e5. PMID: 31607651, DOI: 10.1016/j.devcel.2019.09.008.Peer-Reviewed Original ResearchMeSH KeywordsB-LymphocytesCell ProliferationClone CellsCytokinesFemaleFetal DevelopmentFetusHumansImmune SystemImmunity, MucosalImmunologic MemoryImmunophenotypingInfant, NewbornIntestinesPregnancyPregnancy Trimester, SecondReceptors, Antigen, B-CellReceptors, Antigen, T-CellT-LymphocytesV(D)J RecombinationConceptsInnate lymphoid cellsGestational ageIntestinal immunityDendritic cellsB cellsHuman intestinal immune systemAdaptive immune landscapeIntestinal immune systemNatural killer cellsWeeks gestational ageTransitional B cellsB cell maturityT cell receptorComplex innateImmune atlasEarly life developmentImmune landscapeKiller cellsTCR repertoireLymphoid cellsFetal developmentImmune systemInnate immunityCell receptorMass cytometrySu1885 – Analysis of Human Colonic Tissue and Peripheral Blood by Mass Cytometry Reveals Immune Signatures Differentiating Inflammatory States in Uc, Cd, and Controls
Mitsialis V, Wall S, Parmet T, Bousvaros A, Korzenik J, Snapper S, Konnikova L. Su1885 – Analysis of Human Colonic Tissue and Peripheral Blood by Mass Cytometry Reveals Immune Signatures Differentiating Inflammatory States in Uc, Cd, and Controls. Gastroenterology 2019, 156: s-648-s-649. DOI: 10.1016/s0016-5085(19)38522-1.Peer-Reviewed Original Research