2014
Cerebrospinal Fluid (CSF) Neuronal Biomarkers across the Spectrum of HIV Infection: Hierarchy of Injury and Detection
Peterson J, Gisslen M, Zetterberg H, Fuchs D, Shacklett BL, Hagberg L, Yiannoutsos CT, Spudich SS, Price RW. Cerebrospinal Fluid (CSF) Neuronal Biomarkers across the Spectrum of HIV Infection: Hierarchy of Injury and Detection. PLOS ONE 2014, 9: e116081. PMID: 25541953, PMCID: PMC4277428, DOI: 10.1371/journal.pone.0116081.Peer-Reviewed Original ResearchConceptsNeurofilament light chain proteinT-tau levelsNeuronal biomarkersViral suppressionHIV infectionPrimary infectionCentral nervous system HIV infectionCSF t-tau levelsCSF Aβ peptidesHIV disease progressionAge-adjusted normsSoluble amyloid precursorHierarchy of sensitivityBlood CD4CD4 50HAD patientsHAD subjectsCD4 declineNeuronal injuryCross-sectional designProgressive injuryHIV progressionCSF biomarkersCSF concentrationsDisease progression
2013
Cerebrospinal fluid neopterin decay characteristics after initiation of antiretroviral therapy
Yilmaz A, Yiannoutsos CT, Fuchs D, Price RW, Crozier K, Hagberg L, Spudich S, Gisslén M. Cerebrospinal fluid neopterin decay characteristics after initiation of antiretroviral therapy. Journal Of Neuroinflammation 2013, 10: 828. PMID: 23664008, PMCID: PMC3657550, DOI: 10.1186/1742-2094-10-62.Peer-Reviewed Original ResearchConceptsCSF neopterin levelsAntiretroviral therapyNeopterin levelsCerebrospinal fluidCSF neopterinHAD patientsMacrophage activationART-mediated viral suppressionCommencement of ARTHigher pre-ART levelsCSF neopterin concentrationsPre-ART levelsProlonged antiretroviral therapySuppressive antiretroviral therapySet-point levelsBlood neopterinHAD subjectsART initiationAsymptomatic HIVTreatment-naïveViral suppressionNeopterin concentrationsImmune activationMost HIVHIV
2011
HIV-1 Replication in the Central Nervous System Occurs in Two Distinct Cell Types
Schnell G, Joseph S, Spudich S, Price RW, Swanstrom R. HIV-1 Replication in the Central Nervous System Occurs in Two Distinct Cell Types. PLOS Pathogens 2011, 7: e1002286. PMID: 22007152, PMCID: PMC3188520, DOI: 10.1371/journal.ppat.1002286.Peer-Reviewed Original ResearchConceptsHIV-1-associated dementiaCentral nervous systemHIV-1 populationsMacrophage-tropic virusesCerebrospinal fluidHuman immunodeficiency virus type 1 (HIV-1) infectionNervous systemCSF of subjectsT cell-tropic virusesViral replicationVirus type 1 infectionType 1 infectionHIV-1 replicationHIV-1 variantsHAD subjectsCNS infectionsTherapy initiationCCR5-tropicOvert dementiaVirological characteristicsNeurocognitive disordersHIV-1Virological stateSurface CD4CSF compartment
2009
Compartmentalized Human Immunodeficiency Virus Type 1 Originates from Long-Lived Cells in Some Subjects with HIV-1–Associated Dementia
Schnell G, Spudich S, Harrington P, Price RW, Swanstrom R. Compartmentalized Human Immunodeficiency Virus Type 1 Originates from Long-Lived Cells in Some Subjects with HIV-1–Associated Dementia. PLOS Pathogens 2009, 5: e1000395. PMID: 19390619, PMCID: PMC2668697, DOI: 10.1371/journal.ppat.1000395.Peer-Reviewed Original ResearchConceptsHIV-1-associated dementiaCentral nervous systemAntiretroviral therapyCerebrospinal fluidNeurological diseasesAsymptomatic subjectsHIV-1-associated neurological diseasePeripheral CD4 cell countViral replicationHuman immunodeficiency virus type 1HIV-1 associated dementiaViral decayImmunodeficiency virus type 1HIV-1 genetic variantsCNS drug penetrationRapid viral decayViral decay kineticsCD4 cell countDrug-resistant virusesHigh viral loadHIV-1 variantsVirus type 1Productive viral replicationHAD subjectsCSF pleocytosis