2023
Aging gene signature of memory CD8+ T cells is associated with neurocognitive functioning in Alzheimer’s disease
Young J, Park H, Kim M, Par-Young J, Bartlett H, Kim H, Unlu S, Osmani L, Shin M, Bucala R, van Dyck C, Allore H, Mecca A, You S, Kang I. Aging gene signature of memory CD8+ T cells is associated with neurocognitive functioning in Alzheimer’s disease. Immunity & Ageing 2023, 20: 71. PMID: 38042785, PMCID: PMC10693128, DOI: 10.1186/s12979-023-00396-y.Peer-Reviewed Original ResearchPeripheral bloodT cellsAlzheimer's diseaseEM CD8Memory CD8Gene signatureAge-related immune changesIL-7 receptor alphaEffector memory CD8Strong risk factorT cell expansionAD genesAge-associated expansionImmune changesRisk factorsCD8Dementia patientsIL-7RNeuropsychological testingReceptor alphaNeurocognitive functionRT-qPCR resultsDisease severityPatientsNormal persons
2022
Alterations in high‐dimensional T‐cell profile and gene signature of immune aging in HIV‐infected older adults without viremia
Shin MS, Park H, Salahuddin S, Montgomery RR, Emu B, Shaw AC, Kang I. Alterations in high‐dimensional T‐cell profile and gene signature of immune aging in HIV‐infected older adults without viremia. Aging Cell 2022, 21: e13702. PMID: 36036630, PMCID: PMC9577958, DOI: 10.1111/acel.13702.Peer-Reviewed Original ResearchConceptsOlder human immunodeficiency virusPeripheral blood mononuclear cellsHuman immunodeficiency virusAntiretroviral therapyT cellsDetectable viremiaMemory CD8HIV infectionAge-associated immune alterationsYoung human immunodeficiency virusReplication-competent HIV-1Combination antiretroviral therapyEffector memory CD8T-cell countsSubset of CD4T cell profileBlood mononuclear cellsAgeing-associated genesEM CD8Immune alterationsMemory CD4Immune agingImmunodeficiency virusInflammatory moleculesMononuclear cellsDefining Clinical and Immunological Predictors of Poor Immune Responses to COVID-19 mRNA Vaccines in Patients with Primary Antibody Deficiency
Shin JJ, Par-Young J, Unlu S, McNamara A, Park HJ, Shin MS, Gee RJ, Doyle H, Afinogenova Y, Zidan E, Kwah J, Russo A, Mamula M, Hsu FI, Catanzaro J, Racke M, Bucala R, Wilen C, Kang I. Defining Clinical and Immunological Predictors of Poor Immune Responses to COVID-19 mRNA Vaccines in Patients with Primary Antibody Deficiency. Journal Of Clinical Immunology 2022, 42: 1137-1150. PMID: 35713752, PMCID: PMC9203263, DOI: 10.1007/s10875-022-01296-4.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, ViralCD8-Positive T-LymphocytesCommon Variable ImmunodeficiencyCOVID-19COVID-19 VaccinesHumansImmunity, CellularImmunoglobulin AImmunoglobulin GMRNA VaccinesPrimary Immunodeficiency DiseasesRNA, MessengerSARS-CoV-2Spike Glycoprotein, CoronavirusVaccinationVaccinesVaccines, SyntheticConceptsCommon variable immune deficiencyT cellsImmune responseIgG responsesCVID patientsMRNA vaccinesB cellsCoronavirus disease 2019 (COVID-19) mRNA vaccinesCOVID-19 mRNA vaccinesBaseline immune profileHistory of autoimmunityPrimary antibody deficiencyT cell responsesCellular immune responsesPoor immune responseVariable immune deficiencyMemory B cellsSARS-CoV-2 spike proteinBaseline IgGCVID diagnosisEM CD8Immunological predictorsPAD cohortSpecific CD4Immune profile
2020
IL-7 receptor alpha defines heterogeneity and signature of human effector memory CD8+ T cells in high dimensional analysis
Shin MS, Kim D, Yim K, Park HJ, You S, Dong X, Koumpouras F, Shaw AC, Fan R, Krishnaswamy S, Kang I. IL-7 receptor alpha defines heterogeneity and signature of human effector memory CD8+ T cells in high dimensional analysis. Cellular Immunology 2020, 355: 104155. PMID: 32619811, PMCID: PMC7415611, DOI: 10.1016/j.cellimm.2020.104155.Peer-Reviewed Original ResearchConceptsSingle-cell RNA-seqHuman effector memory CD8Effector memory CD8T cellsIL-7RαMemory CD8Gene regulationTranscription factorsRNA-seqPossible biological significanceDownstream eventsEM CD8Expression patternsExpressional relationshipDifferential expressionCytokine receptorsComprehensive landscapeHigh-dimensional cytometryBiological significanceIL-7 receptor alphaKey moleculesIL-7 receptor alpha chainReceptor alpha chainBiological implicationsHeterogeneous cell subsetsDefining heterogeneity and biological signature in human effector memory CD8+ T cells expressing different levels of IL-7 receptor alpha by high-dimensional analysis
Shin M, Kim D, Park H, Dong X, Koumpouras F, Kang I. Defining heterogeneity and biological signature in human effector memory CD8+ T cells expressing different levels of IL-7 receptor alpha by high-dimensional analysis. The Journal Of Immunology 2020, 204: 154.19-154.19. DOI: 10.4049/jimmunol.204.supp.154.19.Peer-Reviewed Original ResearchHuman effector memory CD8EM CD8Effector memory CD8T cellsIL-7RαMemory CD8Cell subsetsIL-7 receptor alphaIL-7 receptor alpha chainT cell subsetsCo-stimulatory moleculesT cell heterogeneityHigh-dimensional single-cell analysisReceptor alpha chainLupus patientsImmune landscapeCell surface moleculesHeterogeneous cell subsetsT-betCD8Effector functionsDifferential expressionReceptor alphaSingle-cell RNA-seq analysisPathologic conditions
2019
Transcriptomic analysis of human IL-7 receptor alphalow and higheffector memory CD8+ T cells reveals an age-associated signature linked to influenza vaccine response in older adults
Park H, Shin M, Kim M, Bilsborrow J, Mohanty S, Montgomery R, Shaw A, Yoo S, Kang I. Transcriptomic analysis of human IL-7 receptor alphalow and higheffector memory CD8+ T cells reveals an age-associated signature linked to influenza vaccine response in older adults. The Journal Of Immunology 2019, 202: 181.22-181.22. DOI: 10.4049/jimmunol.202.supp.181.22.Peer-Reviewed Original ResearchPeripheral blood cellsPeripheral blood mononuclear cellsInfluenza vaccine responsesT cellsEM CD8Memory CD8Vaccine responsesOlder adultsBlood cellsSignature genesEffector memory CD8Blood mononuclear cellsHuman peripheral whole bloodAge-associated expansionPeripheral whole bloodGene expression profilesAge-associated changesMeta-analysis studyGlobal transcriptomic profilesMononuclear cellsCD8Expression profilesSignificant associationTranscription factorsWhole bloodTranscriptomic analysis of human IL‐7 receptor alpha low and high effector memory CD8+ T cells reveals an age‐associated signature linked to influenza vaccine response in older adults
Park H, Shin MS, Kim M, Bilsborrow JB, Mohanty S, Montgomery RR, Shaw AC, You S, Kang I. Transcriptomic analysis of human IL‐7 receptor alpha low and high effector memory CD8+ T cells reveals an age‐associated signature linked to influenza vaccine response in older adults. Aging Cell 2019, 18: e12960. PMID: 31044512, PMCID: PMC6612637, DOI: 10.1111/acel.12960.Peer-Reviewed Original ResearchConceptsPeripheral blood cellsPeripheral blood mononuclear cellsEffector memory CD8Influenza vaccine responsesEM CD8T cellsIL-7RαMemory CD8Vaccine responsesBlood cellsOlder adultsIL-7 receptor alphaSignature genesBlood mononuclear cellsHuman peripheral whole bloodAge-associated expansionPeripheral whole bloodGene expression profilesAge-associated changesMeta-analysis studyGlobal transcriptomic profilesMononuclear cellsCD8Receptor alphaExpression profiles