2024
Real-World Safety and Effectiveness of Dimethyl Fumarate in Patients with MS: Results from the ESTEEM Phase 4 and PROCLAIM Phase 3 Studies with a Focus on Older Patients
Mao-Draayer Y, Bar-Or A, Balashov K, Foley J, Smoot K, Longbrake E, Robertson D, Mendoza J, Lewin J, Everage N, Božin I, Lyons J, Mokliatchouk O, Bame E, Giuliani F. Real-World Safety and Effectiveness of Dimethyl Fumarate in Patients with MS: Results from the ESTEEM Phase 4 and PROCLAIM Phase 3 Studies with a Focus on Older Patients. Advances In Therapy 2024, 1-18. PMID: 39570545, DOI: 10.1007/s12325-024-03047-w.Peer-Reviewed Original ResearchAbsolute lymphocyte countRelapsing-remitting MSEffect of dimethyl fumarateAnnualized relapse rateDisease-modifying therapiesAdverse eventsDimethyl fumarateCD8+ T cell compartmentMultiple sclerosisOlder patientsMedian absolute lymphocyte countOral disease-modifying therapyTreated with dimethyl fumarateSafety outcomesTreating relapsing MST cell compartmentPhase 3 studyResponse to disease-modifying therapiesIncidence of SAEsLymphocyte subset changesReal-world safetyTreatment discontinuationCD4+Immunophenotypic changesRelapse rate
2020
Absolute Lymphocyte Counts Are Not a Biomarker of Clinical Response in Patients Treated With Delayed-Release Dimethyl Fumarate (830)
Longbrake E, Mao-Draayer Y, Matthews P, Foley J, Zieliński T, Chen C, Mokliatchouk O, Parks B, Sharma A, Xing D, Kapadia S, Bame E. Absolute Lymphocyte Counts Are Not a Biomarker of Clinical Response in Patients Treated With Delayed-Release Dimethyl Fumarate (830). Neurology 2020, 94 DOI: 10.1212/wnl.94.15_supplement.830.Peer-Reviewed Original Research
2017
Dimethyl fumarate induces changes in B- and T-lymphocyte function independent of the effects on absolute lymphocyte count
Longbrake EE, Cantoni C, Chahin S, Cignarella F, Cross AH, Piccio L. Dimethyl fumarate induces changes in B- and T-lymphocyte function independent of the effects on absolute lymphocyte count. Multiple Sclerosis Journal 2017, 24: 728-738. PMID: 28480794, PMCID: PMC5665729, DOI: 10.1177/1352458517707069.Peer-Reviewed Original ResearchConceptsAbsolute lymphocyte countDMF-treated patientsPeripheral blood mononuclear cellsDimethyl fumarateLymphocyte countPeptide stimulationLow absolute lymphocyte countFollicular T helper cellsDMF-induced lymphopeniaInvariant T (MAIT) cellsPro-inflammatory cytokinesT-cell phenotypeBlood mononuclear cellsT cell productionT helper cellsT lymphocyte functionMemory B cellsActivation-induced cell deathMultiparametric flow cytometryUntreated patientsMultiple sclerosisMononuclear cellsHealthy controlsT cellsT lymphocytes
2015
Dimethyl fumarate-associated lymphopenia: Risk factors and clinical significance
Longbrake EE, Naismith RT, Parks BJ, Wu GF, Cross AH. Dimethyl fumarate-associated lymphopenia: Risk factors and clinical significance. Multiple Sclerosis Journal - Experimental Translational And Clinical 2015, 1: 2055217315596994. PMID: 26550483, PMCID: PMC4636217, DOI: 10.1177/2055217315596994.Peer-Reviewed Original ResearchDimethyl fumarateMultiple sclerosisRisk factorsClinical significanceGrade 2Lower baseline absolute lymphocyte countBaseline absolute lymphocyte countSingle academic medical centerDMF-induced lymphopeniaDMF-treated patientsRetrospective cohort studyAbsolute lymphocyte countGood clinical responseProgressive multifocal leukoencephalopathyDisease-modifying therapiesFraction of patientsReal-world populationAcademic medical centerLymphocyte monitoringNatalizumab exposureMultifocal leukoencephalopathyClinical responseCohort studyLymphocyte countOlder patients