2020
Trophoblast-secreted soluble-PD-L1 modulates macrophage polarization and function
Zhang Y, Aldo P, You Y, Ding J, Kaislasuo J, Petersen JF, Lokkegaard E, Peng G, Paidas MJ, Simpson S, Pal L, Guller S, Liu H, Liao AH, Mor G. Trophoblast-secreted soluble-PD-L1 modulates macrophage polarization and function. Journal Of Leukocyte Biology 2020, 108: 983-998. PMID: 32386458, PMCID: PMC8190653, DOI: 10.1002/jlb.1a0420-012rr.Peer-Reviewed Original ResearchConceptsSoluble PD-L1Macrophage polarizationTrophoblast cellsCell death ligand 1PD-L1/PDPD-1 blockageDeath ligand 1Macrophage differentiationModulates macrophage polarizationExpression/secretionDecidual macrophagesHealthy pregnancyPD-L1Pregnant womenTLR4 ligationM2 phenotypeExpression of typeFetal developmentLPS activationMacrophagesIFNPlacenta developmentLigand 1Constitutive productionGestation
2016
Zika virus productively infects primary human placenta-specific macrophages
Jurado KA, Simoni MK, Tang Z, Uraki R, Hwang J, Householder S, Wu M, Lindenbach BD, Abrahams VM, Guller S, Fikrig E. Zika virus productively infects primary human placenta-specific macrophages. JCI Insight 2016, 1: e88461. PMID: 27595140, PMCID: PMC5007065, DOI: 10.1172/jci.insight.88461.Peer-Reviewed Original ResearchZika virus infectionHofbauer cellsVirus infectionFetal brainZika virusTerm placental villous explantsHuman placental macrophagesPlacental villous explantsPregnancy complicationsPlacental macrophagesPlacental barrierVillous explantsInfectious virusVillous fibroblastsCongenital defectsInfectionStrong associationMigratory activityVirusMacrophagesBrainCell typesCellsComplicationsFlaviviruses
2014
Trophoblast Induces Monocyte Differentiation Into CD14+/CD16+ Macrophages
Aldo PB, Racicot K, Craviero V, Guller S, Romero R, Mor G. Trophoblast Induces Monocyte Differentiation Into CD14+/CD16+ Macrophages. American Journal Of Reproductive Immunology 2014, 72: 270-284. PMID: 24995492, PMCID: PMC4230492, DOI: 10.1111/aji.12288.Peer-Reviewed Original ResearchConceptsUnique macrophage phenotypeMacrophage phenotypeMonocyte differentiationFirst trimester trophoblast cellsPeripheral blood monocytesPhenotype of macrophagesCD14 surface expressionNormal deciduaHealthy pregnancyIL-10Chemokine productionEarly pregnancyIP-10Monocyte exposureIL-1BBlood monocytesDecidual phenotypePhagocytic capacityTrophoblast cellsFlow cytometryMorphologic changesMacrophagesMonocytesSurface expressionPlacenta development
2011
Isolation of Hofbauer Cells from Human Term Placentas with High Yield and Purity
Tang Z, Tadesse S, Norwitz E, Mor G, Abrahams VM, Guller S. Isolation of Hofbauer Cells from Human Term Placentas with High Yield and Purity. American Journal Of Reproductive Immunology 2011, 66: 336-348. PMID: 21545365, PMCID: PMC3154981, DOI: 10.1111/j.1600-0897.2011.01006.x.Peer-Reviewed Original ResearchConceptsHofbauer cellsHuman term placentaTerm placentaComplications of pregnancyCell typesMacrophage functionPhagocytotic activityFlow cytometryVillus functionConsensus methodologyVacuolated appearancePhagocytosis assaysPlacentaPercoll gradientCTFuture studiesFibroblastsHBCCellsDaysHigh levelsComplicationsCulture mediumPregnancyMacrophagesPlacental Hofbauer cells and complications of pregnancy
Tang Z, Abrahams VM, Mor G, Guller S. Placental Hofbauer cells and complications of pregnancy. Annals Of The New York Academy Of Sciences 2011, 1221: 103-108. PMID: 21401637, PMCID: PMC3707113, DOI: 10.1111/j.1749-6632.2010.05932.x.Peer-Reviewed Original ResearchConceptsComplications of pregnancyHofbauer cellsHistological chorioamnionitisCytokine-mediated inflammationPlacental Hofbauer cellsPlacental pathophysiologyPlacental macrophagesUnknown etiologyPlacental functionMajor cell typesVillus functionComplicationsPregnancyCell typesSpecific roleGene expressionChorioamnionitisVillitisCellsInflammationGestationPathophysiologyEtiologyPlacentaMacrophages