2023
HIV-1 Remission: Accelerating the Path to Permanent HIV-1 Silencing
Lyons D, Kumar P, Roan N, Defechereux P, Feschotte C, Lange U, Murthy N, Sameshima P, Verdin E, Ake J, Parsons M, Nath A, Gianella S, Smith D, Kallas E, Villa T, Strange R, Mwesigwa B, O’Brien R, Nixon D, Ndhlovu L, Valente S, Ott M. HIV-1 Remission: Accelerating the Path to Permanent HIV-1 Silencing. Viruses 2023, 15: 2171. PMID: 38005849, PMCID: PMC10674359, DOI: 10.3390/v15112171.Peer-Reviewed Original ResearchMeSH KeywordsCD4-Positive T-LymphocytesEndogenous RetrovirusesHIV InfectionsHIV SeropositivityHIV-1HumansProvirusesVirus LatencyExploiting a rodent cell block for intrinsic resistance to HIV-1 gene expression in human T cells
Behrens R, Rajashekar J, Bruce J, Evans E, Hansen A, Salazar-Quiroz N, Simons L, Ahlquist P, Hultquist J, Kumar P, Sherer N. Exploiting a rodent cell block for intrinsic resistance to HIV-1 gene expression in human T cells. MBio 2023, 14: e00420-23. PMID: 37676006, PMCID: PMC10653828, DOI: 10.1128/mbio.00420-23.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsCell LineCyclin TGene ExpressionHIV InfectionsHIV SeropositivityHIV-1HumansMiceRodentiaT-LymphocytesConceptsCyclin T1Species-specific differencesViral gene expressionGene expressionHost proteinsIntron-containing viral RNAsBroad-spectrum resistanceHost cell biologyCRISPR/Cas9 geneLatency reversal agentsIsogenic cell linesHuman T cellsEfficient HIV-1 transcriptionHIV-1 gene expressionCell linesViral RNA transcriptionT cellsSpecies-specific regionsCell-intrinsic defectHIV-1 virion productionHousekeeping proteinsNuclear exportRNA transcriptionCell biologyCas9 gene
2022
HIV-1 Vpu restricts Fc-mediated effector functions in vivo
Prévost J, Anand S, Rajashekar J, Zhu L, Richard J, Goyette G, Medjahed H, Gendron-Lepage G, Chen H, Chen Y, Horwitz J, Grunst M, Zolla-Pazner S, Haynes B, Burton D, Flavell R, Kirchhoff F, Hahn B, Smith A, Pazgier M, Nussenzweig M, Kumar P, Finzi A. HIV-1 Vpu restricts Fc-mediated effector functions in vivo. Cell Reports 2022, 41: 111624. PMID: 36351384, PMCID: PMC9703018, DOI: 10.1016/j.celrep.2022.111624.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, NeutralizingAntibody-Dependent Cell CytotoxicityHIV AntibodiesHIV InfectionsHIV SeropositivityHIV-1HumansMiceConceptsAntibody-dependent cellular cytotoxicityEffector functionsFc-mediated effector functionsHIV-1-infected cellsWild-type virusCorrelates of protectionRV144 vaccine trialHIV-1 infectionNon-neutralizing antibodiesFc effector functionsCell surface CD4Viral envelope glycoproteinsViral loadHumanized miceHumoral responseVaccine trialsCellular cytotoxicityHIV-1 VpuVpu expressionEnvelope glycoproteinInfected cellsNnAbsVirusVpuAdministration