2013
Decreased Levels of Folate Receptor‐β and Reduced Numbers of Fetal Macrophages (Hofbauer Cells) in Placentas from Pregnancies with Severe Pre‐Eclampsia
Tang Z, Buhimschi IA, Buhimschi CS, Tadesse S, Norwitz E, Niven‐Fairchild T, Huang S, Guller S. Decreased Levels of Folate Receptor‐β and Reduced Numbers of Fetal Macrophages (Hofbauer Cells) in Placentas from Pregnancies with Severe Pre‐Eclampsia. American Journal Of Reproductive Immunology 2013, 70: 104-115. PMID: 23480364, PMCID: PMC3686834, DOI: 10.1111/aji.12112.Peer-Reviewed Original ResearchConceptsSpontaneous preterm birthPre-eclampsiaAge-matched normotensive controlsPreterm pre-eclampsiaSevere pre eclampsiaPathophysiology of PEPregnancy complicationsPreterm birthNormotensive controlsHofbauer cellsFetal mortalityUnknown etiologyPlacental expressionSPTB groupMacrophage functionPlacentaSevere preFetal macrophagesWestern blottingMajor causeProtein expressionPlacental genesReverse transcription-PCR analysisMarker mRNAsTranscription-PCR analysis
2008
Placental expression of ceruloplasmin in pregnancies complicated by severe preeclampsia
Guller S, Buhimschi CS, Y Y, Huang T, Yang L, Kuczynski E, Zambrano E, Lockwood CJ, Buhimschi IA. Placental expression of ceruloplasmin in pregnancies complicated by severe preeclampsia. Laboratory Investigation 2008, 88: 1057-1067. PMID: 18679377, PMCID: PMC2682720, DOI: 10.1038/labinvest.2008.74.Peer-Reviewed Original ResearchConceptsPlasminogen activator inhibitor-1Severe preeclampsiaReperfusion injurySFlt-1Soluble fms-like tyrosine kinase-1Fms-like tyrosine kinase-1Ischemia/reperfusion injuryLife-threatening syndromeSubsequent reperfusion injuryTerm control groupPathophysiology of preeclampsiaTyrosine kinase-1Activator inhibitor-1Release of factorsSignificant increasePresence of mRNAUpregulation of mRNACeruloplasmin mRNAPlacental damagePlacental factorsMicroarray gene profilingEndothelium dysfunctionPE placentasQuantitative real-time PCRIntervillous space
2007
Expression of Toll-like receptors in the human decidua.
Krikun G, Lockwood CJ, Abrahams VM, Mor G, Paidas M, Guller S. Expression of Toll-like receptors in the human decidua. Histology And Histopathology 2007, 22: 847-54. PMID: 17503341, DOI: 10.14670/hh-22.847.Peer-Reviewed Original ResearchMeSH KeywordsAdaptor Proteins, Vesicular TransportCells, CulturedDeciduaEndometriumEndothelial CellsFemaleHumansImmunity, InnateImmunohistochemistryInterleukinsLipopolysaccharidesMyeloid Differentiation Factor 88NF-kappa BPeptidoglycanPoly I-CPregnancyPregnancy Trimester, FirstPregnancy Trimester, ThirdReverse Transcriptase Polymerase Chain ReactionRNA, MessengerSignal TransductionToll-Like ReceptorsConceptsToll-like receptorsHuman deciduaFirst trimester elective terminationMaternal spiral arteriesInnate immune responseCesarean sectionSpiral arteriesThird trimesterCytokine productionElective terminationDecidual tissuesImmune responseLate gestationPregnant endometriumFetal membranesSurveillance moleculeHost defensePregnancyDeciduaMRNA levelsReceptorsMicrobial pathogensTrimesterEndometriumArtery
2006
Tumor Necrosis Factor-α and Interleukin-1β Regulate Interleukin-8 Expression in Third Trimester Decidual Cells Implications for the Genesis of Chorioamnionitis
Lockwood CJ, Arcuri F, Toti P, De Felice C, Krikun G, Guller S, Buchwalder LF, Schatz F. Tumor Necrosis Factor-α and Interleukin-1β Regulate Interleukin-8 Expression in Third Trimester Decidual Cells Implications for the Genesis of Chorioamnionitis. American Journal Of Pathology 2006, 169: 1294-1302. PMID: 17003486, PMCID: PMC1698845, DOI: 10.2353/ajpath.2006.060185.Peer-Reviewed Original ResearchConceptsTerm decidual cellsIL-8 expressionInterleukin-8 expressionTranscriptase-polymerase chain reactionDecidual cellsNeutrophil infiltrationIL-8TNF-alphaIL-8 secretion levelsIL-8 levelsIntense neutrophil infiltrationReverse transcriptase-polymerase chain reactionChain reactionInterleukin-1 betaTumor necrosis factorIL-8 mRNAEnzyme-linked immunosorbentIL-8 outputConcentration-response studiesNeutrophil infiltrateSteroidal milieuTerm deciduaTumor necrosisNecrosis factorImmunohistochemical staining
2005
Expression and Regulation of Glucocorticoid Receptor in Human Placental Villous Fibroblasts
Lee MJ, Wang Z, Yee H, Ma Y, Swenson N, Yang L, Kadner SS, Baergen RN, Logan SK, Garabedian MJ, Guller S. Expression and Regulation of Glucocorticoid Receptor in Human Placental Villous Fibroblasts. Endocrinology 2005, 146: 4619-4626. PMID: 16055431, DOI: 10.1210/en.2005-0235.Peer-Reviewed Original ResearchConceptsGC receptorSmooth muscle cellsHuman placentaGR levelsHormone treatmentShort-term GC treatmentMuscle cellsLong-term hormone treatmentVascular smooth muscle cellsGR protein expressionGR mRNA levelsPlacental cell typesNormal term human placentasTotal GR levelsTerm human placentaCell typesGR antibodyGC treatmentHormone exposureStem villiCytotrophoblast cellsGlucocorticoid receptorPlacental fibroblastsTerminal villiVillous fibroblasts
2004
Differential Effects of Lipopolysaccharide and Thrombin on Interleukin‐8 Expression in Syncytiotrophoblasts and Endothelial Cells: Implications for Fetal Survival
MA Y, KADNER SS, GULLER S. Differential Effects of Lipopolysaccharide and Thrombin on Interleukin‐8 Expression in Syncytiotrophoblasts and Endothelial Cells: Implications for Fetal Survival. Annals Of The New York Academy Of Sciences 2004, 1034: 236-244. PMID: 15731315, DOI: 10.1196/annals.1335.025.Peer-Reviewed Original ResearchConceptsCytokine expressionEndothelial cellsFetal survivalInfection-associated changesPlacental cytokine expressionTissue factor-initiated blood coagulationIL-8 levelsInterleukin-8 levelsAnti-inflammatory steroidsMaintenance of pregnancyIL-8 expressionIL-8 mRNAInterleukin-8 expressionEffect of thrombinHuman umbilical vein endothelial cellsHuman term placentaUmbilical vein endothelial cellsVein endothelial cellsCytokine responsesCytokine productionProinflammatory processesIL-8Inflammatory responseLPS treatmentIntervillous space
2002
Regulation of Plasminogen Activator Inhibitor (PAI)-1 Expression in a Human Trophoblast Cell Line by Glucocorticoid (GC) and Transforming Growth Factor (TGF)-β
Ma Y, Ryu JS, Dulay A, Segal M, Guller S. Regulation of Plasminogen Activator Inhibitor (PAI)-1 Expression in a Human Trophoblast Cell Line by Glucocorticoid (GC) and Transforming Growth Factor (TGF)-β. Placenta 2002, 23: 727-734. PMID: 12398812, DOI: 10.1053/plac.2002.0863.Peer-Reviewed Original ResearchConceptsHTR-8/SVneo cellsIntrauterine growth restrictionPAI-2 levelsPAI-1 expressionPlasminogen activator inhibitorActivator inhibitorGrowth factorHuman trophoblast cell linePAI-1 levelsTrophoblast cell lineTransforming Growth FactorTGF-beta treatmentTGF-beta effectsPAI-1 proteinFibrin depositionGrowth restrictionDEX treatmentSynthetic glucocorticoidGlucocorticoidsPAI-1Regulation of fibrinolysisDexamethasoneTGF betaExcessive productionMRNA expression
1998
Apoptosis and Fas Expression in Human Fetal Membranes1
Runić R, Lockwood C, LaChapelle L, Dipasquale B, Demopoulos R, Kumar A, Guller S. Apoptosis and Fas Expression in Human Fetal Membranes1. The Journal Of Clinical Endocrinology & Metabolism 1998, 83: 660-666. PMID: 9467589, DOI: 10.1210/jcem.83.2.4600.Peer-Reviewed Original ResearchConceptsChorionic trophoblastsHuman fetal membranesFetal membranesApoptotic indexWeeks groupCell layerHuman fetal membrane cellsCytoplasmic domain of FasFetal membrane cellsFas messenger ribonucleic acidTrophoblast cell layerDecidual cell typesCondensation of chromatinConsistent with apoptosisSamples of amnionEpithelial cell layerMessenger ribonucleic acidCell surface receptorsWeeks gestationDecidual cellsProstate glandAmnion epitheliumFas signalingAmniotic tissueImmunohistochemical staining