2024
HIV-1–infected T cell clones are shared across cerebrospinal fluid and blood during ART
Wang M, Yoon J, Reisert H, Das B, Orlinick B, Chiarella J, Halvas E, Mellors J, Pang A, Barakat L, Fikrig M, Cyktor J, Kluger Y, Spudich S, Corley M, Farhadian S. HIV-1–infected T cell clones are shared across cerebrospinal fluid and blood during ART. JCI Insight 2024, 9: e176208. PMID: 38587074, PMCID: PMC11128194, DOI: 10.1172/jci.insight.176208.Peer-Reviewed Original ResearchConceptsT cell clonesT cell receptorCerebrospinal fluidT cellsHIV-1Infected T-cell clonesCentral memory T cellsCD4 T-cell clonesDetectable HIV RNAMemory T cellsHIV-1 RNAInfected T cellsCNS reservoirsHIV persistenceHIV reservoirHIV RNAHIV cureReservoir cellsPWHTissue compartmentsBloodCNSUninfected controlsCD4Infected cells
2022
Single-cell multiomics reveals persistence of HIV-1 in expanded cytotoxic T cell clones
Collora JA, Liu R, Pinto-Santini D, Ravindra N, Ganoza C, Lama JR, Alfaro R, Chiarella J, Spudich S, Mounzer K, Tebas P, Montaner LJ, van Dijk D, Duerr A, Ho YC. Single-cell multiomics reveals persistence of HIV-1 in expanded cytotoxic T cell clones. Immunity 2022, 55: 1013-1031.e7. PMID: 35320704, PMCID: PMC9203927, DOI: 10.1016/j.immuni.2022.03.004.Peer-Reviewed Original ResearchConceptsHIV-1 eradicationHIV-1 RNAHIV-1Effector memory Th1 cellsHIV-1-infected individualsHIV-1-infected CD4Clonal expansionCell clonesMemory Th1 cellsCell clonal expansionPersistent antigenAntiretroviral therapyViral suppressionCytotoxic CD4Cytotoxic TTh1 cellsAntigen stimulationClonal expansion dynamicsUninfected individualsSurface protein expressionTNF responseUnstimulated conditionsTCR sequencesProtein expressionCD4
2021
Abrupt and altered cell-type specific DNA methylation profiles in blood during acute HIV infection persists despite prompt initiation of ART
Corley MJ, Sacdalan C, Pang APS, Chomchey N, Ratnaratorn N, Valcour V, Kroon E, Cho KS, Belden AC, Colby D, Robb M, Hsu D, Spudich S, Paul R, Vasan S, Ndhlovu LC, . Abrupt and altered cell-type specific DNA methylation profiles in blood during acute HIV infection persists despite prompt initiation of ART. PLOS Pathogens 2021, 17: e1009785. PMID: 34388205, PMCID: PMC8386872, DOI: 10.1371/journal.ppat.1009785.Peer-Reviewed Original ResearchConceptsAntiretroviral therapyT lymphocytesCD4/CD8 ratioHIV infection cohortHost epigenetic landscapeAcute HIV infectionSpecific DNA methylation profileInfection cohortInfection HIVCD4 countCD8 ratioHIV infectionPrompt initiationViral loadHIV medicineViral persistenceEarly initiationT cellsHIV-1Disease pathogenesisClinical phenotypeMonocytesCD4HIVLymphocytes
2015
Phenotypic Correlates of HIV-1 Macrophage Tropism
Arrildt KT, LaBranche CC, Joseph SB, Dukhovlinova EN, Graham WD, Ping LH, Schnell G, Sturdevant CB, Kincer LP, Mallewa M, Heyderman RS, Van Rie A, Cohen MS, Spudich S, Price RW, Montefiori DC, Swanstrom R. Phenotypic Correlates of HIV-1 Macrophage Tropism. Journal Of Virology 2015, 89: 11294-11311. PMID: 26339058, PMCID: PMC4645658, DOI: 10.1128/jvi.00946-15.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, MonoclonalAntibodies, NeutralizingAntibodies, ViralCD4 AntigensCD4-Positive T-LymphocytesCell Line, TumorHEK293 CellsHIV Envelope Protein gp120HIV Envelope Protein gp160HIV Envelope Protein gp41HIV InfectionsHIV-1HumansMacrophagesReceptors, CCR5Recombinant ProteinsViral TropismVirus InternalizationConceptsT cell-tropic virusesT-tropic virusesMonocyte-derived macrophagesM-tropic virusesMacrophage-tropic virusesV1/V2 regionSoluble CD4Central nervous systemHIV-1Chronic infectionT cellsMacrophage-tropic HIV-1 variantsNervous systemM-tropic HIV-1HIV-1 env geneEnv proteinV2 regionT-cell tropicHIV-1 variantsCD4-bound conformationMacrophage-tropicMacrophage tropismM-tropicSurface CD4CD4
2013
Cellular Composition of Cerebrospinal Fluid in HIV-1 Infected and Uninfected Subjects
Ho EL, Ronquillo R, Altmeppen H, Spudich SS, Price RW, Sinclair E. Cellular Composition of Cerebrospinal Fluid in HIV-1 Infected and Uninfected Subjects. PLOS ONE 2013, 8: e66188. PMID: 23822975, PMCID: PMC3688831, DOI: 10.1371/journal.pone.0066188.Peer-Reviewed Original ResearchConceptsT cellsCerebrospinal fluidHIV infectionMajor cellular componentCD8 ratioUninfected subjectsNK cellsB cellsHIV-1 infectionCellular compositionMulti-parameter flow cytometrySpectrum of diseaseCentral nervous systemCSF CD4Lymphocyte subsetsPeripheral lossPeripheral bloodHealthy controlsHIV-1Absolute countsCD4HIVPreferential traffickingNervous systemCD8
2006
Prevalence of CXCR4 Tropism among Antiretroviral-Treated HIV-1–Infected Patients with Detectable Viremia
Hunt PW, Harrigan PR, Huang W, Bates M, Williamson DW, McCune JM, Price RW, Spudich SS, Lampiris H, Hoh R, Leigler T, Martin JN, Deeks SG. Prevalence of CXCR4 Tropism among Antiretroviral-Treated HIV-1–Infected Patients with Detectable Viremia. The Journal Of Infectious Diseases 2006, 194: 926-930. PMID: 16960780, DOI: 10.1086/507312.Peer-Reviewed Original ResearchConceptsT-cell countsX4-tropic virusesCXCR4-tropic virusesDetectable viremiaCell countUntreated human immunodeficiency virusHIV-1-infected patientsClinic-based cohortTreatment-naive participantsT-cell depletionHuman immunodeficiency virusViral coreceptor usageCXCR4 tropismSalvage therapySignificant CD4Advanced immunodeficiencyImmunodeficiency virusCell depletionCoreceptor usageCCR5 inhibitorsLow pretreatmentViremiaCD4VirusPatients