The Presence and Persistence of Pregnancy-Associated Red Blood Cell Alloantibodies in Blood Donors
Balbuena-Merle R, Hauser R, Karafin M, Tan S, Spencer B, Roubinian N, Wu Y, Triulzi D, Kleinman S, Gottschall J, Tormey C, Hendrickson J. The Presence and Persistence of Pregnancy-Associated Red Blood Cell Alloantibodies in Blood Donors. Blood 2019, 134: 2452. DOI: 10.1182/blood-2019-121388.Peer-Reviewed Original ResearchRBC alloantibodiesTransfusion historyBlood donorsBlood donor databasePregnant femalesPersistent antibodiesPrior transfusionsPrior pregnancyAntibody screenMean durationPregnancy historyFemale healthy blood donorsRed blood cell alloantibodiesDonor databaseMean timeAntibody screen resultsHealthy blood donorsUS blood centersSubsequent donationsMajority of donorsSubsequent blood donationsAlloantibody specificitiesRBC alloimmunizationCell microchimerismAntigen exposureRed blood cell alloimmunization is associated with lower expression of FcγR1 on monocyte subsets in patients with sickle cell disease
Balbuena‐Merle R, Curtis SA, Devine L, Gibb DR, Karafin MS, Luckey CJ, Tormey CA, Siddon AJ, Roberts JD, Hendrickson JE. Red blood cell alloimmunization is associated with lower expression of FcγR1 on monocyte subsets in patients with sickle cell disease. Transfusion 2019, 59: 3219-3227. PMID: 31355970, PMCID: PMC7075520, DOI: 10.1111/trf.15463.Peer-Reviewed Original ResearchConceptsSickle cell diseaseMonocyte subsetsTotal monocytesCell diseaseComplications of SCDRed blood cell alloimmunizationRed blood cell alloantibodiesElectronic medical recordsTransfusion exposureSerum cytokinesIntermediate monocytesRBC alloantibodiesInflammatory milieuCD64 expressionClassical monocytesPeripheral bloodInflammatory functionsMedical recordsAntibody formationClinical significancePatientsMonocytesFlow cytometryLow expressionResponders