2022
HIV Disease Dynamics and Markers of Inflammation and CNS Injury During Primary HIV Infection and Their Relationship to Cognitive Performance
Longino AA, Paul R, Wang Y, Lama JR, Brandes P, Ruiz E, Correa C, Keating S, Spudich SS, Pilcher C, Vecchio A, Pasalar S, Ignacio R, Valdez R, Dasgupta S, Robertson K, Duerr A. HIV Disease Dynamics and Markers of Inflammation and CNS Injury During Primary HIV Infection and Their Relationship to Cognitive Performance. JAIDS Journal Of Acquired Immune Deficiency Syndromes 2022, 89: 183-190. PMID: 34629415, PMCID: PMC8752485, DOI: 10.1097/qai.0000000000002832.Peer-Reviewed Original ResearchConceptsAcute HIV infectionAntiretroviral therapyHIV infectionWeek 192CNS injuryCSF biomarkersNP scoresHigher pre-ART VLCognitive performanceChronic cognitive symptomsSustained antiretroviral therapyPrimary HIV infectionMarkers of inflammationCerebrospinal fluid biomarkersPsychosocial risk factorsART initiationCNS inflammationNeuronal injuryAcute infectionImmune activationFluid biomarkersRisk factorsHIV disease dynamicsInjury peaksCognitive symptoms
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
2019
Markers of CNS Injury in Adults Living With HIV With CSF HIV Not Detected vs Detected <20 Copies/mL
Farhadian SF, Mistry H, Kirchwey T, Chiarella J, Calvi R, Chintanaphol M, Patel P, Landry ML, Robertson K, Spudich SS. Markers of CNS Injury in Adults Living With HIV With CSF HIV Not Detected vs Detected <20 Copies/mL. Open Forum Infectious Diseases 2019, 6: ofz528. PMID: 31893212, PMCID: PMC6934883, DOI: 10.1093/ofid/ofz528.Peer-Reviewed Original ResearchAntiretroviral therapyHIV RNACerebrospinal fluidBlood-brain barrier integrityCentral nervous system pathologyCNS immune activationCSF HIV RNANervous system pathologyCSF HIVCSF RNAImmune activationCNS injuryCopies/Neuropsychological testingSystem pathologyBarrier integrityCNS parametersHIVStandard assayExecutive functionRNAInjuryTherapySignificance of RNAPathology
2017
Neurofilament light chain protein as a marker of neuronal injury: review of its use in HIV-1 infection and reference values for HIV-negative controls
Yilmaz A, Blennow K, Hagberg L, Nilsson S, Price RW, Schouten J, Spudich S, Underwood J, Zetterberg H, Gisslén M. Neurofilament light chain protein as a marker of neuronal injury: review of its use in HIV-1 infection and reference values for HIV-negative controls. Expert Review Of Molecular Diagnostics 2017, 17: 761-770. PMID: 28598205, DOI: 10.1080/14737159.2017.1341313.Peer-Reviewed Original ResearchConceptsHIV-negative controlsCSF NFL concentrationsNeuronal injuryNeurofilament proteinNfL concentrationsNeurofilament light chain proteinHIV CNS infectionEarly acute phaseHIV-1 infectionAge-related upper limitCNS infectionsSevere immunosuppressionAntiretroviral treatmentHIV infectionNeuronal damageAcute phaseCNS injuryCSF biomarkersLumbar punctureCSF concentrationsNerve conductionNeurological conditionsSensitive markerNeurological diseasesLight chain protein
2016
Cognitive Impairment and Persistent CNS Injury in Treated HIV
Chan P, Hellmuth J, Spudich S, Valcour V. Cognitive Impairment and Persistent CNS Injury in Treated HIV. Current HIV/AIDS Reports 2016, 13: 209-217. PMID: 27188299, PMCID: PMC4977199, DOI: 10.1007/s11904-016-0319-7.Peer-Reviewed Reviews, Practice Guidelines, Standards, and Consensus StatementsConceptsCentral nervous systemCombination antiretroviral therapyCognitive impairmentPersistent immune activationPre-cART eraPlasma HIV RNACD8 encephalitisHIV biomarkersTreated HIVAntiretroviral therapyCNS involvementHIV RNAHIV infectionImaging findingsImmune activationCNS injuryHIV StudyChronic illnessNervous systemViral invasionCognitive outcomesCognitive manifestationsCognitive changesInfectionImpairmentCorrigendum to: “Plasma concentration of the neurofilament light protein (NFL) is a biomarker of CNS injury in HIV infection: A cross-sectional study” [EBioMedicine 3 (216) 135–140]
Gisslén M, Price RW, Andreasson U, Norgren N, Nilsson S, Hagberg L, Fuchs D, Spudich S, Blennow K, Zetterberg H. Corrigendum to: “Plasma concentration of the neurofilament light protein (NFL) is a biomarker of CNS injury in HIV infection: A cross-sectional study” [EBioMedicine 3 (216) 135–140]. EBioMedicine 2016, 7: 287-288. PMID: 27322482, PMCID: PMC4909478, DOI: 10.1016/j.ebiom.2016.04.021.Peer-Reviewed Original Research
2015
Plasma Concentration of the Neurofilament Light Protein (NFL) is a Biomarker of CNS Injury in HIV Infection: A Cross-Sectional Study
Gisslén M, Price RW, Andreasson U, Norgren N, Nilsson S, Hagberg L, Fuchs D, Spudich S, Blennow K, Zetterberg H. Plasma Concentration of the Neurofilament Light Protein (NFL) is a Biomarker of CNS Injury in HIV Infection: A Cross-Sectional Study. EBioMedicine 2015, 3: 135-140. PMID: 26870824, PMCID: PMC4739412, DOI: 10.1016/j.ebiom.2015.11.036.Peer-Reviewed Original ResearchConceptsNeurofilament light proteinHIV-associated dementiaCSF NFL concentrationsCNS injuryHIV infectionNfL concentrationsPlasma concentrationsCSF neurofilament light proteinNeurofilament light chain proteinSingle molecule array immunoassayHIV-negative controlsUntreated HIV infectionReliable blood biomarkersCross-sectional studySimilar age-related increasesAge-related increaseResearch settingsNFL changesHIV-negativeViral suppressionNeuronal injuryAntiretroviral treatmentHIV-positiveCross-sectional designSystemic disease
2014
Evolving Character of Chronic Central Nervous System HIV Infection
Price RW, Spudich SS, Peterson J, Joseph S, Fuchs D, Zetterberg H, Gisslén M, Swanstrom R. Evolving Character of Chronic Central Nervous System HIV Infection. Seminars In Neurology 2014, 34: 007-013. PMID: 24715483, PMCID: PMC4120280, DOI: 10.1055/s-0034-1372337.Peer-Reviewed Original ResearchConceptsAntiretroviral therapyCentral nervous systemHuman immunodeficiency virus type 1 (HIV-1) infectionCentral nervous system HIV infectionSystemic infectionVirus type 1 infectionCombination antiretroviral therapyType 1 infectionResource-poor settingsUntreated courseCNS infectionsHIV infectionClinical presentationMotor dysfunctionCNS injuryInflammatory responseNervous systemViral pathogenesisInfectionCharacteristic cognitiveDysfunctionBroad prevalenceHADMarked declineSevere consequences
2013
HIV and Neurocognitive Dysfunction
Spudich S. HIV and Neurocognitive Dysfunction. Current HIV/AIDS Reports 2013, 10: 235-243. PMID: 23860944, PMCID: PMC3732773, DOI: 10.1007/s11904-013-0171-y.Peer-Reviewed Original ResearchConceptsIrreversible CNS injuryEffective antiretroviral therapySpectrum of HIVQuality of lifeEffect of treatmentCommunity of patientsAntiretroviral therapyCNS infectionNeurologic injuryHIV infectionProgressive injuryImmune activationCNS injuryCognitive dysfunctionNeurocognitive disordersNeurocognitive dysfunctionHIVCognitive impairmentViral replicationInjuryBeneficial reductionDysfunctionInfectionDisordersPatients
2012
Change in Brain Magnetic Resonance Spectroscopy after Treatment during Acute HIV Infection
Sailasuta N, Ross W, Ananworanich J, Chalermchai T, DeGruttola V, Lerdlum S, Pothisri M, Busovaca E, Ratto-Kim S, Jagodzinski L, Spudich S, Michael N, Kim JH, Valcour V, Phanuphak N, Teeratakulpisarn N, Fletcher J, Suttichom D, Pinyakorn S, Rattanamanee S, Chomchey N, Mangum P, Ubolyam S, Suwanwela N, Chaisinanunkul N, Suthiponpaisan U, Sutthapas C, deSouza M, Ngauy V, Trichavaroj R, Akapirat S, Marovich M, Wendelken L, Busovaca E, Liu C, Mun E, Miller B. Change in Brain Magnetic Resonance Spectroscopy after Treatment during Acute HIV Infection. PLOS ONE 2012, 7: e49272. PMID: 23229129, PMCID: PMC3500278, DOI: 10.1371/journal.pone.0049272.Peer-Reviewed Original ResearchConceptsOccipital gray matterAntiretroviral therapyHIV infectionFrontal gray matterFrontal white matterN-acetyl aspartateBasal gangliaControl subjectsGray matterHIV-negative control subjectsInitiation of ARTSingle-voxel proton magnetic resonance spectroscopyBrain magnetic resonance spectroscopyAcute HIV infectionEarly antiretroviral therapyBrain metabolite levelsNegative control subjectsProton magnetic resonance spectroscopyMagnetic resonance spectroscopyHIV subjectsBrain inflammationNeuronal injuryHIV casesCNS injuryCellular inflammationHIV-1-Related Central Nervous System Disease: Current Issues in Pathogenesis, Diagnosis, and Treatment
Spudich S, González-Scarano F. HIV-1-Related Central Nervous System Disease: Current Issues in Pathogenesis, Diagnosis, and Treatment. Cold Spring Harbor Perspectives In Medicine 2012, 2: a007120. PMID: 22675662, PMCID: PMC3367536, DOI: 10.1101/cshperspect.a007120.Peer-Reviewed Original ResearchConceptsHIV infectionLate-stage HIV infectionCentral nervous system injuryOptimal antiretroviral therapyNeuropathogenesis of HIVTreatment of HIVNervous system injuryLong-term survivalAntiretroviral therapyCNS complicationsAntiretroviral medicationsViral neuroinvasionSystem injuryCNS injuryClinical studiesNeurological abnormalitiesUnderresourced settingsNeuropsychological testingHIVInfectionSubstantial proportionTherapyInjuryTreatmentCurrent era