2024
Hypoxia is linked to acquired resistance to immune checkpoint inhibitors in lung cancer
Robles-Oteíza C, Hastings K, Choi J, Sirois I, Ravi A, Expósito F, de Miguel F, Knight J, López-Giráldez F, Choi H, Socci N, Merghoub T, Awad M, Getz G, Gainor J, Hellmann M, Caron É, Kaech S, Politi K. Hypoxia is linked to acquired resistance to immune checkpoint inhibitors in lung cancer. Journal Of Experimental Medicine 2024, 222: e20231106. PMID: 39585348, DOI: 10.1084/jem.20231106.Peer-Reviewed Original ResearchConceptsImmune checkpoint inhibitorsNon-small cell lung cancerAcquired resistanceCheckpoint inhibitorsResistant tumorsPatients treated with anti-PD-1/PD-L1 therapyAnti-PD-1/PD-L1 therapyLung cancerResistance to immune checkpoint inhibitorsAssociated with decreased progression-free survivalHypoxia activated pro-drugsTargeting hypoxic tumor regionsTreat non-small cell lung cancerAnti-CTLA-4Anti-PD-1Immune checkpoint inhibitionTumor metabolic featuresProgression-free survivalCell lung cancerResistant cancer cellsHypoxic tumor regionsMHC-II levelsRegions of hypoxiaKnock-outCheckpoint inhibition
2014
The Transcription Factor FoxO1 Sustains Expression of the Inhibitory Receptor PD-1 and Survival of Antiviral CD8+ T Cells during Chronic Infection
Staron MM, Gray SM, Marshall HD, Parish IA, Chen JH, Perry CJ, Cui G, Li MO, Kaech SM. The Transcription Factor FoxO1 Sustains Expression of the Inhibitory Receptor PD-1 and Survival of Antiviral CD8+ T Cells during Chronic Infection. Immunity 2014, 41: 802-814. PMID: 25464856, PMCID: PMC4270830, DOI: 10.1016/j.immuni.2014.10.013.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, BlockingAntibodies, MonoclonalCD28 AntigensCD8-Positive T-LymphocytesCell DifferentiationCell Line, TumorChronic DiseaseForkhead Box Protein O1Forkhead Transcription FactorsGranzymesHumansInterferon-gammaJurkat CellsLymphocyte ActivationLymphocytic ChoriomeningitisLymphocytic choriomeningitis virusMiceMice, Inbred C57BLMice, TransgenicProgrammed Cell Death 1 ReceptorProto-Oncogene Proteins c-aktReceptors, Antigen, T-CellSirolimusT-Lymphocytes, CytotoxicTOR Serine-Threonine KinasesConceptsChronic viral infectionsVirus-specific CTLPD-1Viral infectionMurine lymphocytic choriomeningitis virus infectionInhibitory receptor PD-1Lymphocytic choriomeningitis virus infectionCell death protein 1Receptor PD-1Death protein 1MTOR inhibitor rapamycinExhausted CTLsAntiviral CD8Activation of AktInhibitory receptorsTranscription factor FOXO1Chronic infectionT cellsT lymphocytesTherapeutic effectVirus infectionPersistent infectionPositive feedback pathwayInfectionCTL