2024
Cinpanemab in Early Parkinson Disease: Evaluation of Biomarker Results From the Phase 2 SPARK Clinical Trial.
Hutchison R, Fraser K, Yang M, Fox T, Hirschhorn E, Njingti E, Scott D, Bedell B, Kistner K, Cedarbaum J, Evans K, Graham D, Martarello L, Mollenhauer B, Lang A, Dam T, Beaver J. Cinpanemab in Early Parkinson Disease: Evaluation of Biomarker Results From the Phase 2 SPARK Clinical Trial. Neurology 2024, 102: e209137. PMID: 38315945, DOI: 10.1212/wnl.0000000000209137.Peer-Reviewed Original ResearchMeSH KeywordsAlpha-SynucleinAntibodies, MonoclonalAntiparkinson AgentsBiomarkersDisease ProgressionDopamineDouble-Blind MethodHumansParkinson DiseaseConceptsDisease progressionDopaminergic deficitNeurofilament light chain levelsNigrostriatal dopamine pathwayDopamine transporter SPECTTerminated due to lackStriatal dopaminergic deficitsLight chain levelsClinical disease progressionEvidence of dopaminergic deficitParkinson's diseaseEvaluate disease severityBiomarker measurementsEarly Parkinson's diseaseStriatal binding ratiosDevelopment of therapiesStatistically significant differenceScale total scoreBiomarker resultsDouble-blindPlacebo-controlledUnified Parkinson's Disease Rating Scale total scoreDopamine pathwayClinical trialsPrimary outcome
2022
Trial of Cinpanemab in Early Parkinson’s Disease
Lang A, Siderowf A, Macklin E, Poewe W, Brooks D, Fernandez H, Rascol O, Giladi N, Stocchi F, Tanner C, Postuma R, Simon D, Tolosa E, Mollenhauer B, Cedarbaum J, Fraser K, Xiao J, Evans K, Graham D, Sapir I, Inra J, Hutchison R, Yang M, Fox T, Budd Haeberlein S, Dam T. Trial of Cinpanemab in Early Parkinson’s Disease. New England Journal Of Medicine 2022, 387: 408-420. PMID: 35921450, DOI: 10.1056/nejmoa2203395.Peer-Reviewed Original ResearchMeSH KeywordsAlpha-SynucleinAntibodies, MonoclonalAntibodies, Monoclonal, HumanizedAntiparkinson AgentsDouble-Blind MethodHumansParkinson DiseaseTreatment OutcomeConceptsEarly Parkinson's diseasePrimary end pointSecondary end pointsWeek 52Parkinson's diseaseEnd pointControl groupUnified Parkinson's Disease Rating Scale (UPDRS) total scoreDisease pathogenesisHuman-derived monoclonal antibodiesΑ-synucleinCommon adverse eventsPhase 2 trialDisease-modifying treatmentsMDS-UPDRS scoresLack of efficacyDAT SPECT imagingAdjusted mean differenceMovement Disorder SocietyParkinson's disease pathogenesisScale total scoreAdverse eventsIntravenous infusionDAT-SPECTDisease progression
2019
Randomized phase I clinical trial of anti–α‐synuclein antibody BIIB054
Brys M, Fanning L, Hung S, Ellenbogen A, Penner N, Yang M, Welch M, Koenig E, David E, Fox T, Makh S, Aldred J, Goodman I, Pepinsky B, Liu Y, Graham D, Weihofen A, Cedarbaum JM. Randomized phase I clinical trial of anti–α‐synuclein antibody BIIB054. Movement Disorders 2019, 34: 1154-1163. PMID: 31211448, PMCID: PMC6771554, DOI: 10.1002/mds.27738.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAlpha-SynucleinAntibodies, MonoclonalDouble-Blind MethodFemaleHumansImmunologic FactorsMaleMiddle AgedParkinson DiseaseConceptsParkinson's disease participantsΑ-synucleinHealthy volunteersParkinson's diseaseHuman-derived monoclonal antibodiesSingle-dose cohortsMost adverse eventsFurther clinical developmentImmunotherapy targetingStudy drugAdverse eventsFavorable safetySingle doseNeuronal dysfunctionSerum ratioDisease progressionCerebrospinal fluidClinical developmentPharmacokinetic parametersPharmacokinetic profileSerum exposureLaboratory assessmentMonoclonal antibodiesDiseaseDose range
2018
Development of an aggregate-selective, human-derived α-synuclein antibody BIIB054 that ameliorates disease phenotypes in Parkinson's disease models
Weihofen A, Liu Y, Arndt JW, Huy C, Quan C, Smith BA, Baeriswyl JL, Cavegn N, Senn L, Su L, Marsh G, Auluck P, Montrasio F, Nitsch RM, Hirst WD, Cedarbaum JM, Pepinsky R, Grimm J, Weinreb PH. Development of an aggregate-selective, human-derived α-synuclein antibody BIIB054 that ameliorates disease phenotypes in Parkinson's disease models. Neurobiology Of Disease 2018, 124: 276-288. PMID: 30381260, DOI: 10.1016/j.nbd.2018.10.016.Peer-Reviewed Original ResearchMeSH KeywordsAlpha-SynucleinAnimalsAntibodies, MonoclonalHumansMiceParkinsonian DisordersPhenotypeProtein AggregatesConceptsΑ-Syn pathologyParkinson's diseaseΑ-synDisease progressionMouse modelPrevention of PDPhase 2 clinical trialPD mouse modelPD brain tissueDisease modelsDopamine transporter densityParkinson's disease modelΑ-synuclein antibodyPromising therapeutic approachDifferent mouse modelsHealthy elderly individualsΑ-syn fibrilsEpitope mapping studiesDopaminergic terminalsRecombinant α-synPreclinical dataClinical trialsTherapeutic approachesMotor impairmentElderly individuals