2019
The landscape of myeloid and astrocyte phenotypes in acute multiple sclerosis lesions
Park C, Ponath G, Levine-Ritterman M, Bull E, Swanson EC, De Jager PL, Segal BM, Pitt D. The landscape of myeloid and astrocyte phenotypes in acute multiple sclerosis lesions. Acta Neuropathologica Communications 2019, 7: 130. PMID: 31405387, PMCID: PMC6689891, DOI: 10.1186/s40478-019-0779-2.Peer-Reviewed Original ResearchConceptsMultiple sclerosis lesionsLesion rimAstrocyte phenotypeMyeloid cellsSclerosis lesionsActive multiple sclerosis lesionsAcute multiple sclerosis lesionsGlial activation markersActive MS lesionsNovel therapeutic targetDifferent lesion stagesPredominant cell typeAcute demyelinationDemyelinating lesionsCell typesActivation markersChronic inflammationDistinct myeloidCell-extrinsic factorsGlial cellsPhenotypic subsetsLesion stageGlial phenotypeMS lesionsLesion cells
2014
IFN-β alters neurotrophic factor expression in T cells isolated from multiple sclerosis patients - implication of novel neurotensin/NTSR1 pathway in neuroprotection.
Soltys J, Knight J, Scharf E, Pitt D, Mao-Draayer Y. IFN-β alters neurotrophic factor expression in T cells isolated from multiple sclerosis patients - implication of novel neurotensin/NTSR1 pathway in neuroprotection. American Journal Of Translational Research 2014, 6: 312-9. PMID: 24936223, PMCID: PMC4058312.Peer-Reviewed Original ResearchT cellsMultiple sclerosisNeurotrophin receptorActive demyelinating lesionsNeurotrophic factor expressionCytokine expression patternsHigh-affinity receptor 1Mechanism of actionDemyelinating lesionsMS pathogenesisRRMS patientsNeurotrophin productionNeuroprotective effectsNeurotrophin expressionNeuroprotective capabilitiesStem/progenitor cell survivalProgenitor cell survivalDisease pathogenesisReceptor 1Factor expressionIFNPotent inducerSpecific cell populationsCell populationsSclerosis
2013
Iron Is a Sensitive Biomarker for Inflammation in Multiple Sclerosis Lesions
Mehta V, Pei W, Yang G, Li S, Swamy E, Boster A, Schmalbrock P, Pitt D. Iron Is a Sensitive Biomarker for Inflammation in Multiple Sclerosis Lesions. PLOS ONE 2013, 8: e57573. PMID: 23516409, PMCID: PMC3597727, DOI: 10.1371/journal.pone.0057573.Peer-Reviewed Original ResearchConceptsMyelin-laden macrophagesMS patientsSecondary progressive MS patientsProgressive MS patientsSecondary progressive MSMultiple sclerosis patientsMacrophages/microgliaWhite matter lesionsHuman macrophage culturesIron-containing macrophagesMultiple sclerosis lesionsImportant clinical informationHuman cultured macrophagesActive relapsingDemyelinating lesionsDisease-relevant processesProgressive MSDemyelinated lesionsSclerosis patientsMultiple sclerosisMatter lesionsM1 polarizationImmunohistochemical examinationMyelin phagocytosisProinflammatory polarization