2021
Cerebrospinal fluid CD4+ T cell infection in humans and macaques during acute HIV-1 and SHIV infection
Sharma V, Creegan M, Tokarev A, Hsu D, Slike BM, Sacdalan C, Chan P, Spudich S, Ananworanich J, Eller MA, Krebs SJ, Vasan S, Bolton DL. Cerebrospinal fluid CD4+ T cell infection in humans and macaques during acute HIV-1 and SHIV infection. PLOS Pathogens 2021, 17: e1010105. PMID: 34874976, PMCID: PMC8683024, DOI: 10.1371/journal.ppat.1010105.Peer-Reviewed Original ResearchConceptsT-cell infectionCentral nervous systemAcute HIV-1HIV-1 replicationCerebrospinal fluidT cellsHIV-1Peripheral bloodViral reservoirCell infectionBroad immune activationCerebrospinal fluid CD4CNS viral reservoirCSF T cellsHIV-1 cureActive viral transcriptionLong-term inflammationViral RNACSF CD4Early neuroinflammationAntiretroviral therapyHuman cerebrospinal fluidAcute infectionImmune activationCNS compartment
2019
Predicting Efavirenz Concentrations in the Brain Tissue of HIV‐Infected Individuals and Exploring their Relationship to Neurocognitive Impairment
Srinivas N, Joseph SB, Robertson K, Kincer LP, Menezes P, Adamson L, Schauer AP, Blake KH, White N, Sykes C, Luciw P, Eron JJ, Forrest A, Price R, Spudich S, Swanstrom R, Kashuba A. Predicting Efavirenz Concentrations in the Brain Tissue of HIV‐Infected Individuals and Exploring their Relationship to Neurocognitive Impairment. Clinical And Translational Science 2019, 12: 302-311. PMID: 30675981, PMCID: PMC6510381, DOI: 10.1111/cts.12620.Peer-Reviewed Original ResearchConceptsBrain tissue concentrationsCerebrospinal fluidBrain tissueRhesus macaquesNeurocognitive scoresPK/pharmacodynamic analysesPenetration of antiretroviralsTissue concentrationsExposure-response analysisConcentration-time curveAdult rhesus macaquesCSF AUCEfavirenz concentrationsPlasma AUCPharmacodynamic analysisClinical studiesTissue AUCNeurocognitive impairmentCSF samplesPharmacokinetic dataPK modelingHIVTime pointsAUCNecropsy
2018
Central Nervous System Inflammation and Infection during Early, Nonaccelerated Simian-Human Immunodeficiency Virus Infection in Rhesus Macaques
Hsu DC, Sunyakumthorn P, Wegner M, Schuetz A, Silsorn D, Estes JD, Deleage C, Tomusange K, Lakhashe SK, Ruprecht RM, Lombardini E, Im-Erbsin R, Kuncharin Y, Phuang-Ngern Y, Inthawong D, Chuenarom W, Burke R, Robb ML, Ndhlovu LC, Ananworanich J, Valcour V, O'Connell RJ, Spudich S, Michael NL, Vasan S. Central Nervous System Inflammation and Infection during Early, Nonaccelerated Simian-Human Immunodeficiency Virus Infection in Rhesus Macaques. Journal Of Virology 2018, 92: 10.1128/jvi.00222-18. PMID: 29563297, PMCID: PMC5952152, DOI: 10.1128/jvi.00222-18.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntigens, CDAntigens, Differentiation, MyelomonocyticBrainCD4 Lymphocyte CountCD4-Positive T-LymphocytesCells, CulturedDisease Models, AnimalHIV-1HumansMacaca mulattaMacrophagesMeningesMicrogliaMonocytesParenchymal TissueReceptors, Cell SurfaceRNA, ViralSimian Acquired Immunodeficiency SyndromeSimian immunodeficiency virusViral LoadConceptsSimian-human immunodeficiency virusSimian immunodeficiency virusCD68/CD163Immunodeficiency virus infectionCentral nervous systemBrain parenchymaHIV envelopeImmunodeficiency virusVirus infectionEarly human immunodeficiency virus (HIV) infectionSimian-human immunodeficiency virus (SHIV) infectionCentral nervous system inflammationHuman immunodeficiency virus (HIV) infectionCentral nervous system involvementPathogenic simian immunodeficiency virusRhesus macaquesT-cell-mediated processEarly clinical courseSHIV-infected animalsNervous system inflammationT-cell countsCell-mediated inflammationNervous system involvementEnd-stage diseaseHIV cure strategies