2020
Characterization of circulating and cultured Tfh-like cells in sickle cell disease in relation to red blood cell alloimmunization status
Balbuena-Merle R, Santhanakrishnan M, Devine L, Gibb DR, Tormey CA, Siddon AJ, Curtis SA, Gallagher PG, Weinstein JS, Hendrickson JE. Characterization of circulating and cultured Tfh-like cells in sickle cell disease in relation to red blood cell alloimmunization status. Transfusion And Apheresis Science 2020, 59: 102778. PMID: 32439490, PMCID: PMC7483805, DOI: 10.1016/j.transci.2020.102778.Peer-Reviewed Original ResearchConceptsTfh-like cellsNaïve CD4 T cellsSickle cell diseaseCD4 T cellsCD4 T cell subsetsT cell subsetsT cellsCell diseaseRed blood cell alloimmunizationPeripheral blood mononuclear cellsBlood mononuclear cellsCD3/CD28Electronic medical recordsAlloimmunization statusHLA alloantibodiesRBC autoantibodiesRBC alloantibodiesFollicular helperIL-12Mononuclear cellsMedical recordsIL-7Antigen specificityB cellsAlloantibodies
2019
Red 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
2016
Antigen modulation as a potential mechanism of anti-KEL immunoprophylaxis in mice
Liu J, Santhanakrishnan M, Natarajan P, Gibb DR, Eisenbarth SC, Tormey CA, Siddon AJ, Stowell SR, Branch DR, Hendrickson JE. Antigen modulation as a potential mechanism of anti-KEL immunoprophylaxis in mice. Blood 2016, 128: 3159-3168. PMID: 27688803, PMCID: PMC5201095, DOI: 10.1182/blood-2016-06-724732.Peer-Reviewed Original ResearchConceptsMechanism of actionKO miceRed blood cell alloimmunizationGlycoprotein antigenMurine RBCsHuman KEL glycoproteinRh immune globulinSingle knockout miceWild-type recipientsImmunoprophylaxis programKO recipientsPrevent alloimmunizationImmune globulinSerious complicationsAntigen modulationMurine modelImmunoprophylaxisFcγ receptorsKEL antigenAlloimmunizationFlow cytometryRapid clearanceWestern blotMiceAntigen