Storage differentially impacts alloimmunization to distinct red cell antigens following transfusion in mice
Maier C, Jajosky R, Patel S, Verkerke H, Fuller M, Allen J, Zerra P, Fasano R, Chonat S, Josephson C, Gibb D, Eisenbarth S, Luckey C, Hudson K, Hendrickson J, Arthur C, Stowell S. Storage differentially impacts alloimmunization to distinct red cell antigens following transfusion in mice. Transfusion 2023, 63: 457-462. PMID: 36708051, PMCID: PMC10414794, DOI: 10.1111/trf.17251.Peer-Reviewed Original ResearchConceptsKEL RBCsAntibody formationAntigen levelsRed blood cell alloimmunizationIgG antibody productionDifferent clinical outcomesIgG antibody formationRed cell antigensAlloantibody productionRBC alloimmunizationClinical outcomesTransfusionAlloimmunizationRBC clearanceCell antigensClinical experienceSpecific antigenAntibody productionRBC antigensRBC survivalAntibody developmentModel antigenAntigenAdditional studiesFresh RBCsPrior immunization against an intracellular antigen enhances subsequent red blood cell alloimmunization in mice
Jajosky R, Patel S, Wu S, Patel K, Covington M, Vallecillo-Zúniga M, Ayona D, Bennett A, Luckey C, Hudson K, Hendrickson J, Eisenbarth S, Josephson C, Zerra P, Stowell S, Arthur C. Prior immunization against an intracellular antigen enhances subsequent red blood cell alloimmunization in mice. Blood 2023, 141: 2642-2653. PMID: 36638335, PMCID: PMC10356576, DOI: 10.1182/blood.2022016588.Peer-Reviewed Original ResearchConceptsCD4 T cell responsesT cell responsesIntracellular antigensB cellsImmune primingRed blood cell alloimmunizationBlood cell alloantigensRate of alloimmunizationAdditional alloantibodiesAlloimmunization rateRBC alloantigensSubsequent transfusionsSame alloantigensPrior immunizationTransfusion recipientsDonor RBCsMouse modelNumerous antigensRBC antigensAlloantigensAlloimmunizationAntigenTransfusionAlloantibodiesRBCs