Bempegaldesleukin selectively depletes intratumoral Tregs and potentiates T cell-mediated cancer therapy
Sharma M, Khong H, Fa’ak F, Bentebibel SE, Janssen LME, Chesson BC, Creasy CA, Forget MA, Kahn LMS, Pazdrak B, Karki B, Hailemichael Y, Singh M, Vianden C, Vennam S, Bharadwaj U, Tweardy DJ, Haymaker C, Bernatchez C, Huang S, Rajapakshe K, Coarfa C, Hurwitz ME, Sznol M, Hwu P, Hoch U, Addepalli M, Charych DH, Zalevsky J, Diab A, Overwijk WW. Bempegaldesleukin selectively depletes intratumoral Tregs and potentiates T cell-mediated cancer therapy. Nature Communications 2020, 11: 661. PMID: 32005826, PMCID: PMC6994577, DOI: 10.1038/s41467-020-14471-1.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, Monoclonal, HumanizedCarcinoma, Renal CellCD8-Positive T-LymphocytesCohort StudiesDrug Therapy, CombinationFemaleHumansInterferon-gammaInterleukin-2IpilimumabLymphocyte ActivationMelanomaMiceMice, Inbred C57BLPolyethylene GlycolsProdrugsReceptors, Interleukin-2T-Lymphocytes, RegulatoryTumor Necrosis Factor-alphaConceptsNKTR-214Interleukin-2Treg depletionT cellsHigh-dose interleukin-2Suppressive regulatory T cellsSuperior anti-tumor activityAnti-tumor CD8Dose interleukin-2Peptide-based vaccinationRegulatory T cellsCheckpoint blockade therapyTreatment-associated toxicityIL-2 pathwayRenal cell carcinomaAnti-tumor activityAnti-cancer therapyMechanism of actionTreg dynamicsIntratumoral TregsBlockade therapyCytokines IFNCell carcinomaMetastatic melanomaTherapeutic impact