2014
In Vivo and In Vitro Evidence for Placental DNA Damage in Preeclampsia
Tadesse S, Kidane D, Guller S, Luo T, Norwitz NG, Arcuri F, Toti P, Norwitz ER. In Vivo and In Vitro Evidence for Placental DNA Damage in Preeclampsia. PLOS ONE 2014, 9: e86791. PMID: 24466242, PMCID: PMC3899334, DOI: 10.1371/journal.pone.0086791.Peer-Reviewed Original ResearchConceptsDecidual stromal cellsCytotrophoblast cellsMaternal decidual stromal cellsReactive oxygen speciesPlacental oxidative stressFetal-maternal interfaceDNA damagePE placental tissuesAnti-oxidant defensesMultisystem diseasePregnant womenPE placentasFetal sideMaternal deciduaOxidative DNA damagePreeclampsiaPlacental tissueNormal placentaStromal cellsPlacentaOxidative stressVitro EvidenceRepair responseDNA damage/repair responseΓH2AX foci
2011
Hydroxychloroquine reduces binding of antiphospholipid antibodies to syncytiotrophoblasts and restores annexin A5 expression
Wu XX, Guller S, Rand JH. Hydroxychloroquine reduces binding of antiphospholipid antibodies to syncytiotrophoblasts and restores annexin A5 expression. American Journal Of Obstetrics And Gynecology 2011, 205: 576.e7-576.e14. PMID: 21871597, PMCID: PMC3224185, DOI: 10.1016/j.ajog.2011.06.064.Peer-Reviewed Original ResearchConceptsAntiphospholipid antibodiesHuman placental syncytiotrophoblastPlacental syncytiotrophoblastAnnexin A5 anticoagulant shieldA5 expressionEffect of hydroxychloroquineAnnexin A5 expressionFirst morphologic evidenceAntibody-mediated disruptionAntiphospholipid syndromeComputer-based morphometric analysisThrombogenic mechanismsBeWo trophoblastsImmune complexesNovel treatmentsHydroxychloroquineAntimalarial drugsImmunoglobulin G (IgG) bindingMorphologic evidenceSyncytiotrophoblastImmunoglobulin GsPrimary culturesAntibodiesAnnexin A5Laser confocal microscopy