2024
Bioluminescence imaging reveals enhanced SARS-CoV-2 clearance in mice with combinatorial regimens
Ullah I, Escudie F, Scandale I, Gilani Z, Gendron-Lepage G, Gaudette F, Mowbray C, Fraisse L, Bazin R, Finzi A, Mothes W, Kumar P, Chatelain E, Uchil P. Bioluminescence imaging reveals enhanced SARS-CoV-2 clearance in mice with combinatorial regimens. IScience 2024, 27: 109049. PMID: 38361624, PMCID: PMC10867665, DOI: 10.1016/j.isci.2024.109049.Peer-Reviewed Original ResearchDirect-acting antiviralsEfficacy of direct-acting antiviralsVirus clearanceSARS-CoV-2Bioluminescence imagingSuppressed viral loadK18-hACE2 miceRapid virus clearanceNeutralizing antibody treatmentSARS-CoV-2 clearanceEvaluate therapeutic efficacyCOVID-19 convalescent plasmaMonotherapy regimensCombinatorial regimensAntibody treatmentViral loadSevere acute respiratory syndrome coronavirus 2Acute respiratory syndrome coronavirus 2Lung pathologyPandemic potentialRespiratory syndrome coronavirus 2Therapeutic arsenalConvalescent plasmaTreatment efficacySyndrome coronavirus 2
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 ResearchConceptsAntibody-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
2017
From in silico hit to long-acting late-stage preclinical candidate to combat HIV-1 infection
Kudalkar SN, Beloor J, Quijano E, Spasov KA, Lee WG, Cisneros JA, Saltzman WM, Kumar P, Jorgensen WL, Anderson KS. From in silico hit to long-acting late-stage preclinical candidate to combat HIV-1 infection. Proceedings Of The National Academy Of Sciences Of The United States Of America 2017, 115: e802-e811. PMID: 29279368, PMCID: PMC5789948, DOI: 10.1073/pnas.1717932115.Peer-Reviewed Original ResearchConceptsHIV-1 drugsDrug-resistant HIV-1 strainsHIV-1 drug-resistant strainsPreclinical candidateDrug-resistant HIV-1HIV-1-infected T cellsDaily treatment regimensActive antiretroviral therapyT cell lossSynergistic antiviral activityHIV-1 infectionAnti-HIV-1 agentsCombination drug regimensHIV-1 strainsMajor therapeutic challengeHIV-1 pandemicPlasma drug concentrationsDrug-resistant strainsVivo pharmacokinetic behaviorAntiretroviral therapyDrug regimensTherapeutic challengeViral loadTreatment regimensSingle dose
2015
Adenovirus-Vectored Broadly Neutralizing Antibodies Directed Against gp120 Prevent Human Immunodeficiency Virus Type 1 Acquisition in Humanized Mice
Liu S, Jackson A, Beloor J, Kumar P, Sutton RE. Adenovirus-Vectored Broadly Neutralizing Antibodies Directed Against gp120 Prevent Human Immunodeficiency Virus Type 1 Acquisition in Humanized Mice. Human Gene Therapy 2015, 26: 622-634. PMID: 25953321, PMCID: PMC4575530, DOI: 10.1089/hum.2014.146.Peer-Reviewed Original ResearchConceptsHumanized miceHuman immunodeficiency virus type 1 (HIV-1) acquisitionHuman immunodeficiency virus type 1Immunodeficiency virus type 1Plasma viral loadHigher serum levelsSingle intramuscular injectionBroadly Neutralizing AntibodiesVirus type 1First-generation adenoviral vectorsSerum levelsViral loadNeutralizing antibodiesIntramuscular injectionEffective vaccineT cellsHIV-1Therapeutic approachesHigh doseTherapeutic useType 1Adenoviral vectorAdV vectorsMiceAntibodies