2021
Compartmentalization of cerebrospinal fluid inflammation across the spectrum of untreated HIV-1 infection, central nervous system injury and viral suppression
Gisslen M, Keating SM, Spudich S, Arechiga V, Stephenson S, Zetterberg H, Di Germanio C, Blennow K, Fuchs D, Hagberg L, Norris PJ, Peterson J, Shacklett BL, Yiannoutsos CT, Price RW. Compartmentalization of cerebrospinal fluid inflammation across the spectrum of untreated HIV-1 infection, central nervous system injury and viral suppression. PLOS ONE 2021, 16: e0250987. PMID: 33983973, PMCID: PMC8118251, DOI: 10.1371/journal.pone.0250987.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnti-Retroviral AgentsAntiretroviral Therapy, Highly ActiveBiomarkersCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCentral Nervous SystemCross-Sectional StudiesFemaleHIV InfectionsHIV-1HumansInflammationLeukocyte CountMaleMiddle AgedNeurofilament ProteinsRNA, ViralSerum AlbuminSustained Virologic ResponseConceptsHIV-1 infectionHIV-associated dementiaPrimary HIV-1 infectionBlood CD4CSF inflammationViral suppressionInflammatory biomarkersCNS injuryViral controlT lymphocytesCSF white blood cell countUntreated primary HIV-1 infectionBlood HIV-1 RNACentral nervous system inflammationCerebrospinal fluid inflammatory biomarkersCSF neurofilament light chainHIV-1 seronegative controlsHIV-1-infected subjectsHIV-1-uninfected controlsHIV-1 RNA concentrationsUntreated HIV-1 infectionWhite blood cell countBlood-brain barrier permeabilityCentral nervous system injuryCSF inflammatory response
2014
Peripheral Neuropathy in Primary HIV Infection Associates With Systemic and Central Nervous System Immune Activation
Wang SX, Ho EL, Grill M, Lee E, Peterson J, Robertson K, Fuchs D, Sinclair E, Price RW, Spudich S. Peripheral Neuropathy in Primary HIV Infection Associates With Systemic and Central Nervous System Immune Activation. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2014, 66: 303-310. PMID: 24732871, PMCID: PMC4147038, DOI: 10.1097/qai.0000000000000167.Peer-Reviewed Original ResearchConceptsPrimary HIV infectionPeripheral neuropathyCerebrospinal fluidHIV infectionHIV transmissionPN subjectsCentral nervous system immune activationCSF white blood cell countPlasma HIV RNA levelsSigns of PNWhite blood cell countChronic HIV infectionHIV RNA levelsCD8 T lymphocytesDetailed neurologic examinationSymptomatic peripheral neuropathyBlood cell countChemoattractant protein-1Blood CD4Blood neopterinCD8 countsCSF neopterinBilateral findingsFrequent complicationAnalysis of blood
2011
Central Nervous System Immune Activation Characterizes Primary Human Immunodeficiency Virus 1 Infection Even in Participants With Minimal Cerebrospinal Fluid Viral Burden
Spudich S, Gisslen M, Hagberg L, Lee E, Liegler T, Brew B, Fuchs D, Tambussi G, Cinque P, Hecht FM, Price RW. Central Nervous System Immune Activation Characterizes Primary Human Immunodeficiency Virus 1 Infection Even in Participants With Minimal Cerebrospinal Fluid Viral Burden. The Journal Of Infectious Diseases 2011, 204: 753-760. PMID: 21844301, PMCID: PMC3156103, DOI: 10.1093/infdis/jir387.Peer-Reviewed Original ResearchConceptsWhite blood cell countCSF HIV RNAPrimary HIV infectionHIV RNACerebrospinal fluidPHI participantsImmune activationAlbumin ratioPrimary human immunodeficiency virus-1 infectionCentral nervous system immune activationCSF white blood cell countHuman immunodeficiency virus-1 (HIV-1) infectionHuman immunodeficiency virus (HIV) infectionHigher albumin ratioHIV-seronegative controlsImmunodeficiency virus infectionHIV-seronegative participantsCells/μLLow cerebrospinal fluidBlood cell countVirus-1 infectionCross-sectional studyMagnitude of infectionCXCL10 concentrationsPHI patients
2008
Antiretroviral Treatment Effect on Immune Activation Reduces Cerebrospinal Fluid HIV-1 Infection
Sinclair E, Ronquillo R, Lollo N, Deeks SG, Hunt P, Yiannoutsos CT, Spudich S, Price RW. Antiretroviral Treatment Effect on Immune Activation Reduces Cerebrospinal Fluid HIV-1 Infection. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2008, 47: 544-552. PMID: 18362693, PMCID: PMC3480328, DOI: 10.1097/qai.0b013e318162754f.Peer-Reviewed Original ResearchConceptsPlasma HIV-1 RNACD8 T cell activationHIV-1 RNACSF HIV-1 RNA levelsHIV-1 RNA levelsT cell activationWhite blood cellsHIV-1 concentrationsAntiretroviral therapyHIV-1 infectionCerebrospinal fluidCD8 activationCSF neopterinViremic groupImmune activationCopies/HIV-1CD38/HLA-DR expressionCSF HIV-1 RNA concentrationsHIV-1-infected subjectsSystemic HIV-1 infectionHIV-1 RNA concentrationsHuman leukocyte antigen-DRCSF white blood cellsCoexpression of CD38
2007
Immune Activation of the Central Nervous System Is Still Present after >4 Years of Effective Highly Active Antiretroviral Therapy
Edén A, Price RW, Spudich S, Fuchs D, Hagberg L, Gisslén M. Immune Activation of the Central Nervous System Is Still Present after >4 Years of Effective Highly Active Antiretroviral Therapy. The Journal Of Infectious Diseases 2007, 196: 1779-1783. PMID: 18190258, DOI: 10.1086/523648.Peer-Reviewed Original ResearchConceptsHIV RNA levelsCopies/mLActive antiretroviral therapyIntrathecal immunoactivationNeopterin levelsCerebrospinal fluidIgG indexAntiretroviral therapyPlasma HIV RNA levelsMacrophage/microglia activationHuman immunodeficiency virus (HIV) RNAUpper normal reference valueIntrathecal immunoglobulin productionYears of treatmentCentral nervous systemNormal reference valuesMicroglia activationImmune activationImmunoglobulin productionEffective treatmentCSF samplesPatientsNervous systemCell countHAART