2012
Immune modulation of effector CD4+ and regulatory T cell function by sorafenib in patients with hepatocellular carcinoma
Cabrera R, Ararat M, Xu Y, Brusko T, Wasserfall C, Atkinson M, Chang L, Liu C, Nelson D. Immune modulation of effector CD4+ and regulatory T cell function by sorafenib in patients with hepatocellular carcinoma. Cancer Immunology, Immunotherapy 2012, 62: 737-746. PMID: 23223899, PMCID: PMC3863727, DOI: 10.1007/s00262-012-1380-8.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsCarcinoma, HepatocellularCase-Control StudiesCD4-Positive T-LymphocytesCoculture TechniquesCytokinesDose-Response Relationship, ImmunologicEnzyme-Linked Immunosorbent AssayHumansInterleukin-2 Receptor alpha SubunitLiver NeoplasmsNiacinamidePhenylurea CompoundsSorafenibT-Lymphocytes, RegulatoryConceptsEffect of sorafenibHepatocellular carcinomaTeff activationT cellsLow dosesTeff responsesTumor immunityRegulatory T cell functionImpact of sorafenibEffector T cellsRegulatory T cellsTreg suppressive functionPeripheral mononuclear cellsCD25 surface expressionT cell functionNovel combination treatmentTreg suppressionEffector CD4Treg functionPharmacologic dosesTeff proliferationImmune reactivitySystemic drugsCD25 expressionMononuclear cells
2007
Hepatocellular carcinoma cell supernatants increase expansion and function of CD4+CD25+ regulatory T cells
Cao M, Cabrera R, Xu Y, Firpi R, Zhu H, Liu C, Nelson D. Hepatocellular carcinoma cell supernatants increase expansion and function of CD4+CD25+ regulatory T cells. Laboratory Investigation 2007, 87: 582-590. PMID: 17372588, DOI: 10.1038/labinvest.3700540.Peer-Reviewed Original ResearchConceptsPeripheral blood mononuclear cellsRegulatory T cellsT cell proliferationT cellsCancer patientsControl peripheral blood mononuclear cellsDepletion of TregsAntigen-reactive lymphocytesTumor-related factorsBlood mononuclear cellsHepatocellular carcinoma patientsT cell populationsHost immune systemCell linesSuppressor abilityHCC cell linesHuman hepatoma cell lineAntitumor immunityCarcinoma patientsTumor burdenFoxp3 expressionMononuclear cellsCTLA-4Reactive lymphocytesTregs
2004
An immunomodulatory role for CD4+CD25+ regulatory T lymphocytes in hepatitis C virus infection
Cabrera R, Tu Z, Xu Y, Firpi R, Rosen H, Liu C, Nelson D. An immunomodulatory role for CD4+CD25+ regulatory T lymphocytes in hepatitis C virus infection. Hepatology 2004, 40: 1062-1071. PMID: 15486925, DOI: 10.1002/hep.20454.Peer-Reviewed Original ResearchMeSH KeywordsAntibodiesAntibody FormationAntigens, CDCase-Control StudiesCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCell CommunicationEpitopesHepatitis CHepatitis C AntigensHumansImmune SystemInterleukin-10PhenotypeReceptors, Interleukin-2Transforming Growth Factor betaTransforming Growth Factor beta1ConceptsHepatitis C virus infectionPeripheral blood mononuclear cellsC virus infectionRegulatory T lymphocytesBlood mononuclear cellsT lymphocytesMononuclear cellsVirus infectionHCV-specific T-cell responsesCell-cell contact mannerT cell immune responsesHCV RNA titersT cell frequenciesIL-10 productionT cell responsesCell immune responsesInterferon-gamma productionLiver inflammatory activityNormal control subjectsT cell proliferationInterferon gamma activityGrowth factor betaIL-10Intracellular cytokinesInflammatory activity