2024
Bioorthogonal click labeling of an amber-free HIV-1 provirus for in-virus single molecule imaging
Ao Y, Grover J, Gifford L, Han Y, Zhong G, Katte R, Li W, Bhattacharjee R, Zhang B, Sauve S, Qin W, Ghimire D, Haque M, Arthos J, Moradi M, Mothes W, Lemke E, Kwong P, Melikyan G, Lu M. Bioorthogonal click labeling of an amber-free HIV-1 provirus for in-virus single molecule imaging. Cell Chemical Biology 2024, 31: 487-501.e7. PMID: 38232732, PMCID: PMC10960674, DOI: 10.1016/j.chembiol.2023.12.017.Peer-Reviewed Original ResearchHIV-1Human immunodeficiency virus-1HIV-1 provirusMinimally invasive approachImmunodeficiency virus-1HIV-1 systemInvasive approachImmune evasionEnvVirus 1Virus entryStudies of virus entryCell entrySingle-molecule Forster resonance energy transferStructural dynamicsSingle molecule imagingMultiple conformational statesForster resonance energy transferCellsClick chemistryVirion internalizationResonance energy transferMolecule imagingEnergy transferLabeling of proteins
2023
Temsavir blocks the immunomodulatory activities of HIV-1 soluble gp120
Richard J, Prévost J, Bourassa C, Brassard N, Boutin M, Benlarbi M, Goyette G, Medjahed H, Gendron-Lepage G, Gaudette F, Chen H, Tolbert W, Smith A, Pazgier M, Dubé M, Clark A, Mothes W, Kaufmann D, Finzi A. Temsavir blocks the immunomodulatory activities of HIV-1 soluble gp120. Cell Chemical Biology 2023, 30: 540-552.e6. PMID: 36958337, PMCID: PMC10198848, DOI: 10.1016/j.chembiol.2023.03.003.Peer-Reviewed Original ResearchConceptsAntibody-dependent cellular cytotoxicityUninfected bystander CD4Gp120-CD4 interactionCytokine burstBystander CD4Immunomodulatory activityMultiple immune cellsHIV-1 attachment inhibitorsOverall antigenicityADCC responsesClinical benefitSoluble gp120Immune cellsCellular cytotoxicityAttachment inhibitorsCD4 interactionGp120 bindsCD4Gp120Viral entryEnvelope glycoproteinCD4 downregulationTemsavirCellsAntigenicity
2015
Retroviruses use CD169-mediated trans-infection of permissive lymphocytes to establish infection
Sewald X, Ladinsky MS, Uchil PD, Beloor J, Pi R, Herrmann C, Motamedi N, Murooka TT, Brehm MA, Greiner DL, Shultz LD, Mempel TR, Bjorkman PJ, Kumar P, Mothes W. Retroviruses use CD169-mediated trans-infection of permissive lymphocytes to establish infection. Science 2015, 350: 563-567. PMID: 26429886, PMCID: PMC4651917, DOI: 10.1126/science.aab2749.Peer-Reviewed Original ResearchConceptsHuman immunodeficiency virusLymph nodesMurine leukemia virusCD169/SiglecSecondary lymphoid tissuesPermissive lymphocytesDendritic cellsImmunodeficiency virusSynaptic contactsLymphoid tissueRobust infectionVirological synapsesI-type lectinsRetroviral spreadViral spreadUninfected cellsInfectionLeukemia virusVirusMacrophagesCellsRetrovirusesCell-cell contactCD169Lymphocytes
2013
Cell-to-Cell Transmission of HIV
Agosto L, Zhong P, Mothes W. Cell-to-Cell Transmission of HIV. 2013, 167-184. DOI: 10.1007/978-1-4614-7729-7_7.Peer-Reviewed Original ResearchCell-free virusAnti-retroviral therapyCell-free HIVCell transmissionHIV/AIDSHIV cellDifferent lymphocytesVirological synapseVirological synapsesHIVCell-free spreadImmunological synapsesTarget cellsRestriction factorsHIV assemblySynapsesVirusCellsCell-cell contactSynapse modelLymphocytesPathogenesisTherapyAIDSAntibodies