2016
CD4 Receptor is a Key Determinant of Divergent HIV-1 Sensing by Plasmacytoid Dendritic Cells
O’Brien M, Manches O, Wilen C, Gopal R, Huq R, Wu V, Sunseri N, Bhardwaj N. CD4 Receptor is a Key Determinant of Divergent HIV-1 Sensing by Plasmacytoid Dendritic Cells. PLOS Pathogens 2016, 12: e1005553. PMID: 27082754, PMCID: PMC4833349, DOI: 10.1371/journal.ppat.1005553.Peer-Reviewed Original ResearchConceptsPlasmacytoid dendritic cellsAntigen presenting cellsI interferonDendritic cellsNF-κBMature dendritic cell phenotypePotent antigen presenting cellsToll-like receptor 7/9HIV-1 sensingDendritic cell phenotypeInnate immune cellsNF-κB pathwayType I interferonViral nucleic acidsIRF7 pathwayPDC activationImmune cellsPresenting cellsDisease progressionHIV virionsHIV-1IFN productionCD4 receptorInadequate maturationCell phenotype
2012
Transmitted/Founder and Chronic Subtype C HIV-1 Use CD4 and CCR5 Receptors with Equal Efficiency and Are Not Inhibited by Blocking the Integrin α4β7
Parrish NF, Wilen CB, Banks LB, Iyer SS, Pfaff JM, Salazar-Gonzalez JF, Salazar MG, Decker JM, Parrish EH, Berg A, Hopper J, Hora B, Kumar A, Mahlokozera T, Yuan S, Coleman C, Vermeulen M, Ding H, Ochsenbauer C, Tilton JC, Permar SR, Kappes JC, Betts MR, Busch MP, Gao F, Montefiori D, Haynes BF, Shaw GM, Hahn BH, Doms RW. Transmitted/Founder and Chronic Subtype C HIV-1 Use CD4 and CCR5 Receptors with Equal Efficiency and Are Not Inhibited by Blocking the Integrin α4β7. PLOS Pathogens 2012, 8: e1002686. PMID: 22693444, PMCID: PMC3364951, DOI: 10.1371/journal.ppat.1002686.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, NeutralizingAntibodies, ViralCD4 AntigensCD4-Positive T-LymphocytesCells, CulturedCloning, MolecularHIV Envelope Protein gp120HIV InfectionsHIV-1Host-Pathogen InteractionsHumansIntegrinsMucous MembraneNeutralization TestsReceptors, CCR5Viral TropismVirus InternalizationVirus ReplicationConceptsF virusesInfectious molecular cloneMucosal HIV-1 acquisitionNew HIV-1 infectionsHuman immunodeficiency virus type 1Immunodeficiency virus type 1Transmitted/FounderHIV-1 acquisitionHIV-1 vaccine designSubtype C HIVHIV-1 infectionSingle genome amplificationAnti-α4β7 antibodyVirus type 1V2 variable loopsChronic EnvsC HIVFounder virusesSexual transmissionChronic virusesGp120 subunitIntegrin α4β7Transmission fitnessSame CD4CD4HIV: Cell Binding and Entry
Wilen CB, Tilton JC, Doms RW. HIV: Cell Binding and Entry. Cold Spring Harbor Perspectives In Medicine 2012, 2: a006866. PMID: 22908191, PMCID: PMC3405824, DOI: 10.1101/cshperspect.a006866.Peer-Reviewed Original ResearchConceptsHIV entryViral tropismPrimary cellular receptor CD4Human immunodeficiency virus (HIV) replicationAbility of HIVImmunodeficiency virus replicationHost immune responseHuman immune systemCellular receptor CD4Immune responseCellular coreceptorTherapeutic interventionsImmune systemReceptor CD4Virus replicationHIVCell bindingHost cell cytoplasmTropismHost cell membraneTrigger fusionCell cytoplasmCD4Major rolePathogenesis
2011
Molecular Mechanisms of HIV Entry
Wilen CB, Tilton JC, Doms RW. Molecular Mechanisms of HIV Entry. Advances In Experimental Medicine And Biology 2011, 726: 223-242. PMID: 22297516, DOI: 10.1007/978-1-4614-0980-9_10.Peer-Reviewed Original ResearchConceptsHIV entryOnly viral surface proteinHuman immunodeficiency virus (HIV) entryHumoral immune responseMembrane fusion machineryCoreceptor-binding siteHost protein CD4Viral surface proteinsHIV infectionSmall molecule inhibitorsImmune responseChemokine coreceptorsFusion machineryViral tropismClinical treatmentVirus entryMolecular mechanismsHost cellsFacilitates exposureMolecule inhibitorsGp41 subunitSurface proteinsViral genomeAmino acidsCD4