2024
AFNT-211: A phase 1 study of autologous CD4+ and CD8+ T cells engineered to express a high avidity HLA-A*11:01-restricted, KRAS G12V-specific, transgenic TCR, a CD8α/β coreceptor, and a FAS41BB switch receptor in patients with advanced/metastatic solid tumors.
Mitchell S, Khan B, Payumo F, Chiorean E, Gahvari Z, Hecht J, Hurwitz M, Leidner R, Lenz H, Pelster M, Punekar S, Schoenfeld A, Zhao D, Vallaster M, Nagorsen D. AFNT-211: A phase 1 study of autologous CD4+ and CD8+ T cells engineered to express a high avidity HLA-A*11:01-restricted, KRAS G12V-specific, transgenic TCR, a CD8α/β coreceptor, and a FAS41BB switch receptor in patients with advanced/metastatic solid tumors. Journal Of Clinical Oncology 2024, 42: tps8650-tps8650. DOI: 10.1200/jco.2024.42.16_suppl.tps8650.Peer-Reviewed Original ResearchOptimal biological doseCD8+ T cellsAutologous CD4+Advanced/metastatic solid tumorsT cellsSolid tumorsSwitch receptorsDose expansionDose escalationCD4+Transgenic TCRMechanism of actionDose-limiting toxicity observation periodRecommended phase 2 doseT cell cytotoxic activityIncreased T cell activationCD4+ T cellsHelper T cell responsesPreventing T cell exhaustionPost-treatment follow-up periodChimeric switch receptorsPhase 2 doseImmunosuppressive tumor microenvironmentT cell exhaustionDuration of response
2020
Plasmablast, Memory B Cell, CD4+ T Cell, and Circulating Follicular Helper T Cell Responses to a Non-Replicating Modified Vaccinia Ankara Vaccine
Anderson EJ, Lai L, Wrammert J, Kabbani S, Xu Y, Priyamvada L, Hill H, Goll JB, Jensen TL, Kao C, Yildirim I, Rouphael N, Jackson L, Mulligan MJ. Plasmablast, Memory B Cell, CD4+ T Cell, and Circulating Follicular Helper T Cell Responses to a Non-Replicating Modified Vaccinia Ankara Vaccine. Vaccines 2020, 8: 69. PMID: 32041104, PMCID: PMC7158692, DOI: 10.3390/vaccines8010069.Peer-Reviewed Original ResearchMemory B cellsPlaque reduction neutralization testVaccinia Ankara vaccineCD4 T cellsT cellsB cellsDay 1Follicular helper T cell responsesIgG-secreting B cellsModified Vaccinia Ankara VaccineFollicular helper T cellsHelper T cell responsesVaccinia-specific antibodiesT cell responsesHelper T cellsReduction neutralization testEnzyme-linked immunosorbentSecond vaccineEvaluable specimensInjection recipientsPRNT titersDay 29Neutralization testPlasmablastsNovel vaccines
2019
Estrogen receptor α in T cells suppresses follicular helper T cell responses and prevents autoimmunity
Kim D, Park H, Park H, Lee J, Ko C, Gye M, Choi J. Estrogen receptor α in T cells suppresses follicular helper T cell responses and prevents autoimmunity. Experimental & Molecular Medicine 2019, 51: 1-9. PMID: 30988419, PMCID: PMC6465332, DOI: 10.1038/s12276-019-0237-z.Peer-Reviewed Original ResearchConceptsSheep red blood cellsKO miceT cellsTfh cellsTfh responsesAutoantibody productionFollicular helper T cell responsesHigh-affinity antigen-specific antibodiesCell responsesFollicular helper T cellsHelper T cell responsesERα KO miceTfh cell responsesMesenteric lymph nodesT cell responsesHelper T cellsGerminal center responseERα knockout miceWild-type miceAntigen-specific antibodiesYears of ageEstrogen receptor alphaEstrogen receptor αIsotype class switchingTreg cells
2016
Gender-specific differences in PPARγ regulation of follicular helper T cell responses with estrogen
Park HJ, Park HS, Lee JU, Bothwell AL, Choi JM. Gender-specific differences in PPARγ regulation of follicular helper T cell responses with estrogen. Scientific Reports 2016, 6: 28495. PMID: 27335315, PMCID: PMC4917844, DOI: 10.1038/srep28495.Peer-Reviewed Original ResearchConceptsFollicular helper T cell responsesHelper T cell responsesT cell responsesCell responsesTfh cellsT cellsGC responseMale T cellsPeroxisome proliferator-activated receptor gammaTfh cell responsesEffector T cellsPPARγ agonist pioglitazoneProliferator-activated receptor gammaT cell regulationWild-type miceRole of PPARγGerminal center B cellsT cell activationGender-specific differencesTfh responsesAgonist pioglitazoneAutoimmune diseasesMenstrual cycleFemale miceMale mice
2007
An Intact Spleen Is Required for Alloimmunization to Transfused Red Blood Cells Due to Intrasplenic Activation of CD4+ T Cells.
Hendrickson J, Roback J, Hillyer C, Zimring J. An Intact Spleen Is Required for Alloimmunization to Transfused Red Blood Cells Due to Intrasplenic Activation of CD4+ T Cells. Blood 2007, 110: 453. DOI: 10.1182/blood.v110.11.453.453.Peer-Reviewed Original ResearchNon-splenectomized miceRBC alloimmunizationT cellsSplenectomized miceDivision of CD4Adoptive transferRed blood cellsPrecursor frequencyHelper T-cell precursor frequencyT cell precursor frequencyHelper T cell functionHelper T cell responsesBlood cellsHuman dose equivalentRate of alloimmunizationAntigen-specific CD4T cell responsesIgG-specific ELISACell precursor frequencyT cell functionDetectable alloantibodiesPatient populationIntact spleenLymphatic preparationsMurine model
2005
Definition of an Immunogenic Region Within the Ovarian Tumor Antigen Stratum Corneum Chymotryptic Enzyme
Bondurant KL, Crew MD, Santin AD, O'Brien TJ, Cannon MJ. Definition of an Immunogenic Region Within the Ovarian Tumor Antigen Stratum Corneum Chymotryptic Enzyme. Clinical Cancer Research 2005, 11: 3446-3454. PMID: 15867247, DOI: 10.1158/1078-0432.ccr-04-2043.Peer-Reviewed Original ResearchMeSH KeywordsAmino Acid SequenceAntigens, NeoplasmCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCell Line, TumorCytotoxicity Tests, ImmunologicCytotoxicity, ImmunologicDendritic CellsFemaleHLA-A2 AntigenHumansImmunodominant EpitopesInterferon-gammaInterleukin-4K562 CellsKallikreinsMolecular Sequence DataOvarian NeoplasmsPeptide FragmentsProtein BindingSerine EndopeptidasesT-Lymphocytes, CytotoxicConceptsSerine protease stratum corneum chymotryptic enzymeOvarian tumor cellsHelper T-cell epitopesAntigen-specific CD4T cell responsesDendritic cellsHLA-A2.1T cell epitopesCTL responsesCell epitopesTumor cellsCTL epitopesStratum corneum chymotryptic enzymeCell responsesPeptide-loaded dendritic cellsTumor antigen-specific CD8Helper T cell responsesT helper cell epitopesAntigen-specific CD8Attractive target antigenLevel of lysisDominant CD8Multiple CD8Chymotryptic enzymeHLA-DR
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