2023
CD4dimCD8bright T cells are inversely associated with neuro-inflammatory markers among people with HIV
Albalawi Y, Shull T, Virdi A, Subra C, Mitchell J, Slike B, Jian N, Krebs S, Sacdalan C, Ratnaratorn N, Hsu D, Phanuphak N, Spudich S, Trautmann L, Al-Harthi L. CD4dimCD8bright T cells are inversely associated with neuro-inflammatory markers among people with HIV. AIDS 2023, 38: 1-7. PMID: 37792358, PMCID: PMC10715695, DOI: 10.1097/qad.0000000000003743.Peer-Reviewed Original ResearchConceptsCombination antiretroviral therapyT cellsWeeks 0CD4-CD8Cerebrospinal fluidImmune activationSoluble markersSuppressive combination antiretroviral therapyPeripheral blood T cellsNeuro-inflammatory markersSubset of CD8Anti-inflammatory propertiesBlood T cellsConfidence intervalsPlasma of peopleT-cell typeCART initiationCSF neopterinPlasma RANTESAntiretroviral therapyWeek 24IP-10IL-6Lumbar punctureIL-8
2020
Regional brain volumetric changes despite 2 years of treatment initiated during acute HIV infection.
Kallianpur KJ, Jahanshad N, Sailasuta N, Benjapornpong K, Chan P, Pothisri M, Dumrongpisutikul N, Laws E, Ndhlovu LC, Clifford KM, Paul R, Jagodzinski L, Krebs S, Ananworanich J, Spudich S, Valcour V. Regional brain volumetric changes despite 2 years of treatment initiated during acute HIV infection. AIDS 2020, 34: 415-426. PMID: 31725432, PMCID: PMC6994348, DOI: 10.1097/qad.0000000000002436.Peer-Reviewed Original ResearchConceptsCombination antiretroviral therapyRegional brain volumesBrain volumeSuppressive combination antiretroviral therapyBrain magnetic resonance imagingBrain volumetric changesAcute HIV infectionLongitudinal pipelineProspective cohort studyBrain metabolite levelsCerebrospinal fluid biomarkersVolumetric decreaseYears of treatmentMagnetic resonance imagingFreeSurfer longitudinal pipelineVoxel-wise analysisHigh baseline frequencyVolumes of putamenCART initiationHIV-1infectionProgressive HIVSimilar HIVAntiretroviral therapyCohort studyHIV exposure
2018
Normalization of Soluble CD163 Levels After Institution of Antiretroviral Therapy During Acute HIV Infection Tracks with Fewer Neurological Abnormalities
D’Antoni M, Byron MM, Chan P, Sailasuta N, Sacdalan C, Sithinamsuwan P, Tipsuk S, Pinyakorn S, Kroon E, Slike BM, Krebs SJ, Khadka VS, Chalermchai T, Kallianpur KJ, Robb M, Spudich S, Valcour V, Ananworanich J, Ndhlovu LC, Teeratakulpisarn N, Fletcher J, Sacdalan C, Chomchey N, Sutthichom D, Rattanamanee S, Prueksakaew P, Ubolyam S, Eamyoung P, Puttamaswin S, Karnsomlap P, Luekasemsuk T, Intasan J, Benjapornpong K, Ratnaratorn N, O’Connell R, Trichavaroj R, Akapirat S, Phuang-Ngern Y, Sukhumvittaya S, Sajjaweerawan C, Jongrakthaitae S, Saetun P, Tragonlugsana N, Nuntapinit B, Tantibul N, Savadsuk H, Michael N, Trautmann L, Tovanabutra S, Ouellette M, Butterworth O, Crowell T, Turk E, Eller L, Milazzo M, Bandar I, Shiramizu B, Shikuma C. Normalization of Soluble CD163 Levels After Institution of Antiretroviral Therapy During Acute HIV Infection Tracks with Fewer Neurological Abnormalities. The Journal Of Infectious Diseases 2018, 218: 1453-1463. PMID: 29868826, PMCID: PMC6151077, DOI: 10.1093/infdis/jiy337.Peer-Reviewed Original ResearchConceptsAcute HIV infectionFiebig stage IIIStage I/IISoluble CD163 levelsHIV infectionCentral nervous systemStage IIICD163 levelsCerebrospinal fluidUninfected controlsChronic human immunodeficiency virus (HIV) infectionCombination antiretroviral therapy (cART) initiationHuman immunodeficiency virus (HIV) infectionInitiation of cARTAntiretroviral therapy initiationImmunodeficiency virus infectionEnzyme-linked immunosorbentCART initiationMyeloid activationAntiretroviral therapyChronic HIVCNS involvementSCD163 levelsTherapy initiationActivation markersSafety of lumbar puncture procedure in an international research setting during acute HIV infection
Chan P, Hellmuth J, Colby D, Kroon E, Sacdalan C, Fletcher J, Patel P, Pinyakorn S, Valcour V, Ananworanich J, Spudich S. Safety of lumbar puncture procedure in an international research setting during acute HIV infection. Journal Of Virus Eradication 2018, 4: 16-20. PMID: 29568548, PMCID: PMC5851179, DOI: 10.1016/s2055-6640(20)30236-3.Peer-Reviewed Original ResearchPost-lumbar puncture headacheAcute HIV infectionCombination antiretroviral therapyBody mass indexLumbar punctureHIV infectionAtraumatic needlesCerebrospinal fluidCSF HIV viral loadHigher body mass indexT-lymphocyte countsAcute retroviral syndromeHIV viral loadFrequency of PPHCerebrospinal fluid volumeLumbar puncture procedureCART initiationAntiretroviral therapyLymphocyte countMass indexViral loadPuncture headacheClinical recordsLongitudinal visitsSubgroup analysis
2017
Blood-Brain Barrier Disruption Is Initiated During Primary HIV Infection and Not Rapidly Altered by Antiretroviral Therapy
Rahimy E, Li FY, Hagberg L, Fuchs D, Robertson K, Meyerhoff DJ, Zetterberg H, Price RW, Gisslén M, Spudich S. Blood-Brain Barrier Disruption Is Initiated During Primary HIV Infection and Not Rapidly Altered by Antiretroviral Therapy. The Journal Of Infectious Diseases 2017, 215: 1132-1140. PMID: 28368497, PMCID: PMC5426376, DOI: 10.1093/infdis/jix013.Peer-Reviewed Original ResearchConceptsPrimary HIV infectionCombination antiretroviral therapyHIV infectionNeurofilament light chainAntiretroviral therapyCreatinine levelsCerebrospinal fluidN-acetylaspartateAbnormal blood-brain barrier (BBB) permeabilityPrimary human immunodeficiency virus (HIV) infectionBlood-brain barrier disruptionHuman immunodeficiency virus (HIV) infectionBlood-brain barrier permeabilityNeuropsychological performanceImmunodeficiency virus infectionParietal gray matterYears of treatmentLongitudinal observational studyCART durationCART initiationMedian intervalNeuronal injuryAlbumin quotientNfL levelsCSF levels
2016
Neurologic signs and symptoms frequently manifest in acute HIV infection
Hellmuth J, Fletcher JL, Valcour V, Kroon E, Ananworanich J, Intasan J, Lerdlum S, Narvid J, Pothisri M, Allen I, Krebs SJ, Slike B, Prueksakaew P, Jagodzinski LL, Puttamaswin S, Phanuphak N, Spudich S, Phanuphak P, Phanuphak N, Colby D, Chalermchai T, Chomchey N, Suttichom D, Rattanamanee S, Sangtawan P, Rattanamanee S, Nuntapinit B, Rakyat P, Inprakong S, Lucksanawong S, Ruangjan P, Nuchwong A, Kruacharoen P, O’Connell R, Adams C, Clifford K, Wendelken L, Le L, Mistry H, Tovanabutra S, Pinyakorn S, Robb M, Paul R. Neurologic signs and symptoms frequently manifest in acute HIV infection. Neurology 2016, 87: 148-154. PMID: 27287217, PMCID: PMC4940060, DOI: 10.1212/wnl.0000000000002837.Peer-Reviewed Original ResearchConceptsCombination antiretroviral therapyAcute HIV infectionNeurologic findingsHIV infectionAcute HIVNeurologic manifestationsNeurologic evaluationHIV infection durationLog10 HIV RNASevere neurologic manifestationsStructural neuroimaging abnormalitiesCART initiationAntiretroviral therapyHIV RNAInflammatory markersMotor findingsNeuroimaging abnormalitiesStudy entryNeurologic signsBrain MRIInfection durationCognitive symptomsViral factorsInfectionDiagnosis
2015
Absence of Cerebrospinal Fluid Signs of Neuronal Injury Before and After Immediate Antiretroviral Therapy in Acute HIV Infection
Peluso MJ, Valcour V, Ananworanich J, Sithinamsuwan P, Chalermchai T, Fletcher JL, Lerdlum S, Chomchey N, Slike B, Sailasuta N, Gisslén M, Zetterberg H, Spudich S, Teams O. Absence of Cerebrospinal Fluid Signs of Neuronal Injury Before and After Immediate Antiretroviral Therapy in Acute HIV Infection. The Journal Of Infectious Diseases 2015, 212: 1759-1767. PMID: 25995196, PMCID: PMC4633761, DOI: 10.1093/infdis/jiv296.Peer-Reviewed Original ResearchConceptsCombination antiretroviral therapyAcute HIV infectionCSF NfL levelsNeurofilament light chainChronic HIV infectionHIV infectionNfL levelsParietal gray matterFrontal white matterNeuronal injuryAcute infectionGray matterCART initiationAntiretroviral therapyAcute human immunodeficiency virus (HIV) infectionCerebrospinal fluid neurofilament light chainProton magnetic resonance spectroscopic findingsWhite matterHuman immunodeficiency virus (HIV) infectionN-acetylaspartate/creatineMagnetic resonance spectroscopic findingsImmediate antiretroviral therapyImmunodeficiency virus infectionFrontal gray matterAxonal injury