Defining tumor resistance to PD-1 pathway blockade: recommendations from the first meeting of the SITC Immunotherapy Resistance Taskforce
Kluger HM, Tawbi HA, Ascierto ML, Bowden M, Callahan MK, Cha E, Chen HX, Drake CG, Feltquate DM, Ferris RL, Gulley JL, Gupta S, Humphrey RW, LaVallee TM, Le DT, Hubbard-Lucey VM, Papadimitrakopoulou VA, Postow MA, Rubin EH, Sharon E, Taube JM, Topalian SL, Zappasodi R, Sznol M, Sullivan RJ. Defining tumor resistance to PD-1 pathway blockade: recommendations from the first meeting of the SITC Immunotherapy Resistance Taskforce. Journal For ImmunoTherapy Of Cancer 2020, 8: e000398. PMID: 32238470, PMCID: PMC7174063, DOI: 10.1136/jitc-2019-000398.Peer-Reviewed Original ResearchConceptsCancer immunotherapyClinical definitionNew agentsPD-1/PD-L1 blockadePD-1 pathway blockadeConsensus clinical definitionPD-L1 blockadeDeath receptor-1Immunotherapy of cancerStandard of careClinical trial designTreatment discontinuationMechanisms of resistancePathway blockadeClinical trialsConfirmatory scanPrimary resistancePatient benefitSecondary resistanceTrial designTreatment approachesUnmet needReceptor 1Tumor resistancePattern of response