2009
Cathepsin S Regulates Class II MHC Processing in Human CD4+ HLA-DR+ T Cells
Costantino CM, Ploegh HL, Hafler DA. Cathepsin S Regulates Class II MHC Processing in Human CD4+ HLA-DR+ T Cells. The Journal Of Immunology 2009, 183: 945-952. PMID: 19553543, PMCID: PMC2752291, DOI: 10.4049/jimmunol.0900921.Peer-Reviewed Original ResearchConceptsT cellsCathepsin S expressionSelf-Ag presentationClass II MHC moleculesClass II MHCT cell clonesCathepsin SII MHC moleculesCLIP expressionProfessional APCsConsequence of activationII MHCHuman CD4Presentation pathwayB cellsMHC moleculesEx vivoHLACell clonesInvariant chain proteolysisLysosomal proteasesS expressionCellsActivationCell surface
2003
CD4+CD25+ Regulatory Cells from Human Peripheral Blood Express Very High Levels of CD25 Ex Vivo
Baecher‐Allan C, Brown JA, Freeman GJ, Hafler DA. CD4+CD25+ Regulatory Cells from Human Peripheral Blood Express Very High Levels of CD25 Ex Vivo. Novartis Foundation Symposia 2003, 252: 67-91. PMID: 14609213, DOI: 10.1002/0470871628.ch6.Peer-Reviewed Original ResearchConceptsT cellsRegulatory cellsPD-1/PD-L1 interactionLigand PD-L1Responder T cellsPD-L1 interactionContact-dependent mannerCo-culture assaysCTLA4 blockadeRegulatory populationPD-1PD-L1HLA-DRMultiple surface antigensCytokine secretionCD45RA expressionSurface antigenEx vivoLevel of expressionModest inductionSuppressive characteristicsFunctional activityHigh levelsCD25CD45RO