2024
Flow cytometry for RBC damage and complement activation
Villalba C, Yurtsever N, Paternoster K, Gallipoli P, Nash B, Bizzario L, Shah B, Rinder H, Tormey C, Lee E. Flow cytometry for RBC damage and complement activation. American Journal Of Clinical Pathology 2024, 162: s182-s183. DOI: 10.1093/ajcp/aqae129.400.Peer-Reviewed Original ResearchDirect antiglobulin testRed blood cellsTukey HSD testHSD testAntiglobulin testComplement depositionOne-way ANOVANegative direct antiglobulin testFlow cytometryRed blood cell clearanceStatistically significant differenceTwo-sample t-testPercentage of red blood cellsExposure of PSHealthy donorsDiluted red blood cellsRBC recoveryRBC unitsPhosphatidylserine expressionRBC injuryFlow cytometry assayHealthy individualsPS expressionRed blood cell ageComplement activation
2021
Increased complement activation is a distinctive feature of severe SARS-CoV-2 infection
Ma L, Sahu S, Cano M, Kuppuswamy V, Bajwa J, McPhatter J, Pine A, Meizlish M, Goshua G, Chang C, Zhang H, Price C, Bahel P, Rinder H, Lei T, Day A, Reynolds D, Wu X, Schriefer R, Rauseo A, Goss C, O’Halloran J, Presti R, Kim A, Gelman A, Dela Cruz C, Lee A, Mudd P, Chun H, Atkinson J, Kulkarni H. Increased complement activation is a distinctive feature of severe SARS-CoV-2 infection. Science Immunology 2021, 6: eabh2259. PMID: 34446527, PMCID: PMC8158979, DOI: 10.1126/sciimmunol.abh2259.Peer-Reviewed Original ResearchConceptsSevere SARS-CoV-2 infectionSARS-CoV-2 infectionIntensive care unitComplement activationRespiratory failureEndothelial injuryCOVID-19Non-COVID cohortPersonalized clinical trialsAcute respiratory failureInvasive mechanical ventilationSevere COVID-19Tertiary care centerAlternative complement pathwayICU admissionCritical illnessCare unitMechanical ventilationRisk prognosticationWashington University SchoolWorse outcomesCare centerClinical trialsHigh riskPatients
1999
Pharmacology and Biological Efficacy of a Recombinant, Humanized, Single-Chain Antibody C5 Complement Inhibitor in Patients Undergoing Coronary Artery Bypass Graft Surgery With Cardiopulmonary Bypass
Fitch J, Rollins S, Matis L, Alford B, Aranki S, Collard C, Dewar M, Elefteriades J, Hines R, Kopf G, Kraker P, Li L, O’Hara R, Rinder C, Rinder H, Shaw R, Smith B, Stahl G, Shernan S. Pharmacology and Biological Efficacy of a Recombinant, Humanized, Single-Chain Antibody C5 Complement Inhibitor in Patients Undergoing Coronary Artery Bypass Graft Surgery With Cardiopulmonary Bypass. Circulation 1999, 100: 2499-2506. PMID: 10604887, DOI: 10.1161/01.cir.100.25.2499.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedBlood Loss, SurgicalCardiopulmonary BypassCognition DisordersComplement ActivationComplement C5Complement Membrane Attack ComplexCoronary Artery BypassCoronary DiseaseCreatine KinaseHumansInflammationIsoenzymesMiddle AgedMyocardial Reperfusion InjuryPostoperative ComplicationsProspective StudiesPsychological TestsSingle-Chain AntibodiesConceptsMini-Mental State ExaminationPathological complement activationCardiopulmonary bypassBlood lossMyocardial injuryC5 inhibitionTissue injuryCoronary artery bypass graft surgeryComplement inhibitorsArtery bypass graft surgeryComplement activationCognitive deficitsSingle-chain antibodyC5 complement inhibitorNew cognitive deficitsSignificant dose-dependent inhibitionBypass graft surgeryPostoperative blood lossPostoperative myocardial injurySystemic inflammatory responseComplement-mediated inflammationLeukocyte CD11b expressionNovel therapeutic strategiesComplement hemolytic activityDose-dependent fashionRole of C3 Cleavage in Monocyte Activation During Extracorporeal Circulation
Rinder C, Rinder H, Johnson K, Smith M, Lee D, Tracey J, Polack G, Higgins P, Yeh C, Smith MD B. Role of C3 Cleavage in Monocyte Activation During Extracorporeal Circulation. Circulation 1999, 100: 553-558. PMID: 10430771, DOI: 10.1161/01.cir.100.5.553.Peer-Reviewed Original ResearchConceptsMonocyte activationC5b-9CD11b upregulationComplement inhibitionExtracorporeal circulationPlatelet activationTerminal complement inhibitionMonocyte-platelet conjugatesComplement regulatory protein CD46Early complement componentsPMN elastase releaseGeneration of C3aMicrograms/mLCardiopulmonary bypassBlood cell activationPMN activationElastase releaseCell activationHuman volunteersMicrograms/Complement activationPrevents plateletComplement componentsWhole bloodCommon pathway