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
2022
Brain metastatic outgrowth and osimertinib resistance are potentiated by RhoA in EGFR-mutant lung cancer
Adua S, Arnal-Estapé A, Zhao M, Qi B, Liu Z, Kravitz C, Hulme H, Strittmatter N, López-Giráldez F, Chande S, Albert A, Melnick M, Hu B, Politi K, Chiang V, Colclough N, Goodwin R, Cross D, Smith P, Nguyen D. Brain metastatic outgrowth and osimertinib resistance are potentiated by RhoA in EGFR-mutant lung cancer. Nature Communications 2022, 13: 7690. PMID: 36509758, PMCID: PMC9744876, DOI: 10.1038/s41467-022-34889-z.Peer-Reviewed Original ResearchConceptsGene expression programsRas homolog family member ACancer cellsFamily member AEpidermal growth factor receptorExpression programsMetastatic cancer cellsSRF signalingGrowth factor receptorTumor microenvironmentLung cancerFunctional linkExtracellular lamininDrug-resistant cancer cellsMutant non-small cell lung cancerNon-small cell lung cancerCentral nervous system relapseMolecular studiesMember AEGFR-mutant lung cancerFactor receptorNervous system relapseCell lung cancerDisseminated tumor cellsBrain tumor microenvironment
2020
Comparative Genomics within and across Bilaterians Illuminates the Evolutionary History of ALK and LTK Proto-Oncogene Origination and Diversification
Dornburg A, Wang Z, Wang J, Mo ES, López-Giráldez F, Townsend JP. Comparative Genomics within and across Bilaterians Illuminates the Evolutionary History of ALK and LTK Proto-Oncogene Origination and Diversification. Genome Biology And Evolution 2020, 13: evaa228. PMID: 33196781, PMCID: PMC7851593, DOI: 10.1093/gbe/evaa228.Peer-Reviewed Original ResearchConceptsLeukocyte tyrosine kinaseEvolutionary historyPhylogenetic analysisProtein-coding genesComparative genomic analysisEarly embryonic expressionMetazoan genomesComparative genomicsPhylogenetic contextModel organismsEmbryonic expressionModel speciesHuman genesKey genesGenomic analysisImportant genesMammal systemsFunctional convergenceTyrosine kinaseMolecular homologyGenesFunctional roleVertebratesMammal modelsHomologyTumor progression and chromatin landscape of lung cancer are regulated by the lineage factor GATA6
Arnal-Estapé A, Cai WL, Albert AE, Zhao M, Stevens LE, López-Giráldez F, Patel KD, Tyagi S, Schmitt EM, Westbrook TF, Nguyen DX. Tumor progression and chromatin landscape of lung cancer are regulated by the lineage factor GATA6. Oncogene 2020, 39: 3726-3737. PMID: 32157212, PMCID: PMC7190573, DOI: 10.1038/s41388-020-1246-z.Peer-Reviewed Original ResearchConceptsChromatin landscapeTranscription factorsBone morphogenetic protein (BMP) signalingDiverse transcriptional programsAlters chromatin accessibilityMultiple genomic lociMorphogenetic protein signalingDistal enhancer elementsSelective transcription factorsEpithelial cell typesSurfactant protein CChromatin accessibilityGenomic lociTranscriptional programsLung adenocarcinoma progressionTumor progressionEpigenetic mechanismsProtein signalingBiological functionsLUAD progressionLUAD cellsEnhancer elementsLineage dependencyTumor suppressionLung cancer cells
2015
E2F8 as a Novel Therapeutic Target for Lung Cancer
Park SA, Platt J, Lee JW, López-Giráldez F, Herbst RS, Koo JS. E2F8 as a Novel Therapeutic Target for Lung Cancer. Journal Of The National Cancer Institute 2015, 107: djv151. PMID: 26089541, PMCID: PMC4651101, DOI: 10.1093/jnci/djv151.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsCCAAT-Enhancer-Binding ProteinsCell Line, TumorCell ProliferationCell SurvivalChromatin ImmunoprecipitationFluorescent Antibody TechniqueGene Expression Regulation, NeoplasticHumansImmunoblottingKaplan-Meier EstimateLung NeoplasmsMiceMolecular Targeted TherapyNeoplastic Stem CellsPromoter Regions, GeneticRepressor ProteinsTissue Array AnalysisUbiquitin-Protein LigasesUp-RegulationXenograft Model Antitumor AssaysConceptsTarget genesCell cycle regulationNovel therapeutic targetPromoter activity assaysCell proliferationCancer cellsExpression of UHRF1Transcription activatorAntisense morpholinoChromatin immunoprecipitationCycle regulationTherapeutic targetEmbryonic developmentE2F membersHuman lung cancer cellsMicroarray analysisInvasion analysisLung cancer cellsDirect bindingTumor growthE2F8Activity assaysPublic databasesColony formationUHRF1