2022
Renalase and its receptor, PMCA4b, are expressed in the placenta throughout the human gestation
Wang M, Silva T, Toothaker JM, McCourt BT, Shugrue C, Desir G, Gorelick F, Konnikova L. Renalase and its receptor, PMCA4b, are expressed in the placenta throughout the human gestation. Scientific Reports 2022, 12: 4953. PMID: 35322081, PMCID: PMC8943056, DOI: 10.1038/s41598-022-08817-6.Peer-Reviewed Original ResearchConceptsPlacental tissuePlacental villiHofbauer cellsPlacental developmentEndogenous productionAnti-inflammatory milieuPotential roleHuman placental tissueFull-term placentaPlacental factorsFetal interfaceDecidual samplesPlacental functionChorionic plateImmunoreactive cellsPlacental samplesHuman gestationRenalaseBulk RNA sequencingHuman placentaPlacentaQuantification of immunohistochemistryProtein levelsTrophoblastTransmission of nutrientsImmune 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, MyelomonocyticB-LymphocytesB7-H1 AntigenChorionic 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
2020
Immune Cells in the Placental Villi Contribute to Intra-amniotic Inflammation
Toothaker JM, Presicce P, Cappelletti M, Stras SF, McCourt CC, Chougnet CA, Kallapur SG, Konnikova L. Immune Cells in the Placental Villi Contribute to Intra-amniotic Inflammation. Frontiers In Immunology 2020, 11: 866. PMID: 32528468, PMCID: PMC7256198, DOI: 10.3389/fimmu.2020.00866.Peer-Reviewed Original ResearchConceptsFetal-maternal interfaceIntra-amniotic inflammationImmune cellsVillous placentaT cellsPlacental villiNatural killerTumor necrosis factor alphaAbundance of neutrophilsIA LPS exposureCD8 T cellsMemory T cellsAntigen-presenting cellsRhesus macaque modelNecrosis factor alphaDistinct immunological profilePotential therapeutic targetTNFα blockadeLPS exposureSignificant morbidityMacaque modelProinflammatory cytokinesImmunological profileFactor alphaImmunological response