2018
Structural and functional brain imaging in acute HIV
Samboju V, Philippi CL, Chan P, Cobigo Y, Fletcher JLK, Robb M, Hellmuth J, Benjapornpong K, Dumrongpisutikul N, Pothisri M, Paul R, Ananworanich J, Spudich S, Valcour V, 010/RV254 S, teams R. Structural and functional brain imaging in acute HIV. NeuroImage Clinical 2018, 20: 327-335. PMID: 30101063, PMCID: PMC6082997, DOI: 10.1016/j.nicl.2018.07.024.Peer-Reviewed Original ResearchConceptsResting-state functional connectivityAcute HIV infectionAntiretroviral treatmentDiffusion tensor imagingAHI groupNPZ-4HIV RNARadial diffusivityFractional anisotropyCerebrospinal fluidHigher CD4 cell countsParahippocampal cortexHigher resting-state functional connectivityCombination antiretroviral treatmentHIV disease variablesLeft parahippocampal cortexMean CD4 countPlasma HIV RNACD4 cell countCopies/mLNeuropsychological testing performanceMicrostructural white matterFunctional brain integrityMiddle frontal gyrusSuperior longitudinal fasciculus
2016
Putamen volume and its clinical and neurological correlates in primary HIV infection
Wright PW, Pyakurel A, Vaida FF, Price RW, Lee E, Peterson J, Fuchs D, Zetterberg H, Robertson KR, Walter R, Meyerhoff DJ, Spudich SS, Ances BM. Putamen volume and its clinical and neurological correlates in primary HIV infection. AIDS 2016, 30: 1789-1794. PMID: 27045376, PMCID: PMC4925211, DOI: 10.1097/qad.0000000000001103.Peer-Reviewed Original ResearchConceptsEarly HIV infectionHIV infectionPutamen volumeCerebrospinal fluidCD4/CD8 ratioCentral nervous system changesCross-sectional neuroimaging studiesTrajectory of HIVCD4 cell countPrimary HIV infectionCortical white matterTotal gray matterNervous system changesEarly HIVFreeSurfer 5.1CD8 ratioT1 MRI scansNeuropsychometric testsNatural coursePHI groupCorpus callosumInterventional strategiesInfection durationNeuropsychological testingVolumetric alterationsVirological and immunological characteristics of HIV-infected individuals at the earliest stage of infection
Ananworanich J, Sacdalan CP, Pinyakorn S, Chomont N, Souza M, Luekasemsuk T, Schuetz A, Krebs SJ, Dewar R, Jagodzinski L, Ubolyam S, Trichavaroj R, Tovanabutra S, Spudich S, Valcour V, Sereti I, Michael N, Robb M, Phanuphak P, Kim JH, Phanuphak N, Group O. Virological and immunological characteristics of HIV-infected individuals at the earliest stage of infection. Journal Of Virus Eradication 2016, 2: 43-48. PMID: 26889497, PMCID: PMC4754199, DOI: 10.1016/s2055-6640(20)30688-9.Peer-Reviewed Original ResearchCD4/CD8 ratioAcute HIV infectionWeeks of ARTCD4 cell countFiebig ICD8 ratioT cellsThai Red Cross Anonymous ClinicCell countEarly acute HIV infectionPlasma interleukin-6 levelsImmune activation levelsLow HIV burdenLow HIV RNALow immune activationMedian HIV DNAPlasma sCD14 levelsMedian CD4 countInterleukin-6 levelsYears of ARTI individualsAHI participantsAnonymous ClinicFiebig stagesCD4 count
2015
Cerebral white matter integrity during primary HIV infection
Wright PW, Vaida FF, Fernández R, Rutlin J, Price RW, Lee E, Peterson J, Fuchs D, Shimony JS, Robertson KR, Walter R, Meyerhoff DJ, Spudich S, Ances BM. Cerebral white matter integrity during primary HIV infection. AIDS 2015, 29: 433-442. PMID: 25513818, PMCID: PMC4916955, DOI: 10.1097/qad.0000000000000560.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnti-HIV AgentsBiomarkersBlood-Brain BarrierCD4 Lymphocyte CountCD4-Positive T-LymphocytesCentral Nervous SystemCorpus CallosumCross-Sectional StudiesDiffusion Tensor ImagingHIV InfectionsHIV-1HumansInflammationMaleNeuropsychological TestsProspective StudiesRNA, ViralViral LoadWhite MatterConceptsPrimary HIV infectionLog10 copies/Diffusion tensor imagingBlood-brain barrierHIV infectionWhite matter integrityCopies/Cerebrospinal fluidHIV-1 RNA viral loadMedian CD4 cell countCross-sectional neuroimaging studiesDTI metricsChronic HIV infectionHIV-uninfected (HIV−) participantsDTI measuresCD4 cell countRNA viral loadWhole-brain voxelwise analysisEarly HIV infectionWhite matter involvementBiomarkers of infectionDuration of infectionCentral nervous systemWhite matter microstructural integrityCerebral white matter integrity
2010
Cerebrospinal fluid neopterin: an informative biomarker of central nervous system immune activation in HIV-1 infection
Hagberg L, Cinque P, Gisslen M, Brew BJ, Spudich S, Bestetti A, Price RW, Fuchs D. Cerebrospinal fluid neopterin: an informative biomarker of central nervous system immune activation in HIV-1 infection. AIDS Research And Therapy 2010, 7: 15. PMID: 20525234, PMCID: PMC2890504, DOI: 10.1186/1742-6405-7-15.Peer-Reviewed Original ResearchCSF HIV RNACSF neopterin concentrationsCSF neopterinCentral nervous systemIntrathecal immunoactivationCNS infectionsHIV RNANeopterin concentrationsImmune activationCerebrospinal fluidCentral nervous system immune activationNeurological diseasesBlood CD4 cell countCNS HIV infectionIntrathecal immune activationOngoing brain injuryOpportunistic CNS infectionsCD4 cell countCombination antiretroviral therapyCNS opportunistic infectionsMacrophage activation markersHIV-1 infectionSuppression of plasmaUntreated AIDS patientsAbsence of treatment
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