2024
ASCL1 Drives Tolerance to Osimertinib in EGFR Mutant Lung Cancer in Permissive Cellular Contexts.
Hu B, Wiesehöfer M, de Miguel F, Liu Z, Chan L, Choi J, Melnick M, Arnal Estape A, Walther Z, Zhao D, Lopez-Giraldez F, Wurtz A, Cai G, Fan R, Gettinger S, Xiao A, Yan Q, Homer R, Nguyen D, Politi K. ASCL1 Drives Tolerance to Osimertinib in EGFR Mutant Lung Cancer in Permissive Cellular Contexts. Cancer Research 2024, 84: 1303-1319. PMID: 38359163, PMCID: PMC11142404, DOI: 10.1158/0008-5472.can-23-0438.Peer-Reviewed Original ResearchTyrosine kinase inhibitorsPatient-derived xenograftsEGFR mutant lung cancerMutant lung cancerPre-treatment tumorsResidual diseaseDrug toleranceLung cancerResidual tumor cells in vivoEGFR mutant lung adenocarcinomaTyrosine kinase inhibitor osimertinibEGFR tyrosine kinase inhibitorsTyrosine kinase inhibitor treatmentTumor cells in vivoMutant lung adenocarcinomaMaximal tumor regressionTranscription factor Ascl1Drug-tolerant cellsTime of maximal responseEvidence of cellsCells in vivoOsimertinib treatmentTumor regressionSingle cell transcriptional profilingTumor cells
2021
Elevated murine HB-EGF confers sensitivity to diphtheria toxin in EGFR-mutant lung adenocarcinoma
Robles-Oteiza C, Ayeni D, Levy S, Homer RJ, Kaech SM, Politi K. Elevated murine HB-EGF confers sensitivity to diphtheria toxin in EGFR-mutant lung adenocarcinoma. Disease Models & Mechanisms 2021, 14: dmm049072. PMID: 34494649, PMCID: PMC8617309, DOI: 10.1242/dmm.049072.Peer-Reviewed Original ResearchConceptsHuman diphtheria toxin receptorDiphtheria toxin receptorTumor regressionEGFR-mutant lung cancerEGFR-mutant lung adenocarcinomaEGFR-mutant tumorsMutant EGFRTissue-specific promotorsFVB miceLung cancerSystemic administrationLung adenocarcinomaMurine lungRapid regressionConditional ablationTumor cellsUpregulated expressionMiceElevated expressionToxin receptorHB-EGFCell populationsHBEGFEGFRPrimary target
2019
Tumor regression mediated by oncogene withdrawal or erlotinib stimulates infiltration of inflammatory immune cells in EGFR mutant lung tumors
Ayeni D, Miller B, Kuhlmann A, Ho PC, Robles-Oteiza C, Gaefele M, Levy S, de Miguel FJ, Perry C, Guan T, Krystal G, Lockwood W, Zelterman D, Homer R, Liu Z, Kaech S, Politi K. Tumor regression mediated by oncogene withdrawal or erlotinib stimulates infiltration of inflammatory immune cells in EGFR mutant lung tumors. Journal For ImmunoTherapy Of Cancer 2019, 7: 172. PMID: 31291990, PMCID: PMC6617639, DOI: 10.1186/s40425-019-0643-8.Peer-Reviewed Original ResearchConceptsTyrosine kinase inhibitorsEGFR-mutant lung cancerMutant lung cancerTumor regressionErlotinib treatmentLung cancerImmune cellsLung tumorsMouse modelEffects of TKIsGrowth factor receptor tyrosine kinase inhibitorsTumor-infiltrating immune cellsDrug resistanceReceptor tyrosine kinase inhibitorsInflammatory immune cellsInflammatory T cellsEffect of erlotinibEGFR mutant lung tumorsInflammatory cellsImmunological profileT cellsCD40 agonistsImmunostimulatory effectsAlveolar macrophagesErlotinib