2024
Human milk supports robust intestinal organoid growth, differentiation, and homeostatic cytokine production
Smith L, Santiago E, Eke C, Gu W, Wang W, Llivichuzhca-Loja D, Kehoe T, St Denis K, Strine M, Taylor S, Tseng G, Konnikova L. Human milk supports robust intestinal organoid growth, differentiation, and homeostatic cytokine production. Gastro Hep Advances 2024 DOI: 10.1016/j.gastha.2024.07.007.Peer-Reviewed Original ResearchHuman milk supplementationTNF-related apoptosis inducing ligandDonor human milkLevels of leukemia inhibitory factorNecrotizing enterocolitisCytokine productionInflammatory immune signaturesComplications of prematurityHuman milkChromogranin A stainingSevere gastrointestinal complicationsMilk supplementationCell cycle-promoting genesIntestinal organoidsApoptosis inducing ligandIntestinal epithelial proliferationIntestinal epithelial growthGrowth factor analysisCleaved caspase 3Preterm infantsGestational ageLeukemia inhibitory factorImmune signaturesImmune landscapeHydrolyzed formula
2023
Single cell analysis via mass cytometry of spontaneous intestinal perforation reveals alterations in small intestinal innate and adaptive mucosal immunity
Olaloye O, Eke C, Jolteus A, Konnikova L. Single cell analysis via mass cytometry of spontaneous intestinal perforation reveals alterations in small intestinal innate and adaptive mucosal immunity. Frontiers In Immunology 2023, 14: 995558. PMID: 36825028, PMCID: PMC9941693, DOI: 10.3389/fimmu.2023.995558.Peer-Reviewed Original ResearchConceptsSpontaneous intestinal perforationMucosal immune dysfunctionSevere gastrointestinal complicationsSmall intestinal mucosaMass cytometry timeGastrointestinal complicationsIntestinal perforationEnteral feedsImmune dysfunctionPremature infantsWeeks' gestationTerminal ileumCytometry timeIntestinal mucosaDisease pathogenesisLocalized perforationFirst weekPatientsSurgeryGestationPerforationPrematurityComplicationsDysfunctionMucosa
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