2018
CDKN2A/p16 deletion in head and neck cancer cells is associated with Cdk2 activation, replication stress, and vulnerability to Chk1 inhibition
Gadhikar MA, Zhang J, Shen L, Rao X, Wang J, Zhao M, Kalu NN, Johnson FM, Byers LA, Heymach J, Hittelman WN, Udayakumar D, Pandita RK, Pandita TK, Pickering CR, Redwood AB, Piwnica-Worms H, Schlacher K, Frederick MJ, Myers JN. CDKN2A/p16 deletion in head and neck cancer cells is associated with Cdk2 activation, replication stress, and vulnerability to Chk1 inhibition. Cancer Research 2018, 78: canres.2802.2017. PMID: 29229598, PMCID: PMC5811346, DOI: 10.1158/0008-5472.can-17-2802.Peer-Reviewed Original ResearchMeSH KeywordsAntineoplastic AgentsApoptosisBiomarkers, TumorCarcinoma, Squamous CellCell ProliferationCheckpoint Kinase 1Cyclin-Dependent Kinase 2Cyclin-Dependent Kinase Inhibitor p16Cyclin-Dependent Kinase Inhibitor p18DNA ReplicationEnzyme ActivationEnzyme InhibitorsHead and Neck NeoplasmsHumansS PhaseSequence DeletionTumor Cells, CulturedConceptsBiomarker-driven strategiesHNSCC patientsS-phase arrestEarly S-phase arrestCDKN2A/Neck squamous cell carcinoma cell linesSquamous cell carcinoma cell linesSingle-agent activityCell carcinoma cell linesCell linesHypersensitive cellsCarcinoma cell linesCdk2 activationHNSCC cellsDrug dosesCertain tumorsCancer ResCopy number lossCausative factorsHypersensitivityCHK inhibitorsPanel medianMonotherapyDrug ICReplication stress
2017
Replication Stress Leading to Apoptosis within the S-phase Contributes to Synergism between Vorinostat and AZD1775 in HNSCC Harboring High-Risk TP53 Mutation
Tanaka N, Patel AA, Tang L, Silver NL, Lindemann A, Takahashi H, Jaksik R, Rao X, Kalu NN, Chen TC, Wang J, Frederick MJ, Johnson F, Gleber-Netto FO, Fu S, Kimmel M, Wang J, Hittelman WN, Pickering CR, Myers JN, Osman AA. Replication Stress Leading to Apoptosis within the S-phase Contributes to Synergism between Vorinostat and AZD1775 in HNSCC Harboring High-Risk TP53 Mutation. Clinical Cancer Research 2017, 23: 6541-6554. PMID: 28790110, PMCID: PMC5724758, DOI: 10.1158/1078-0432.ccr-17-0947.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsApoptosisCarcinoma, Squamous CellCell Cycle ProteinsCell Line, TumorCell ProliferationDNA DamageDNA ReplicationDrug SynergismFemaleHead and Neck NeoplasmsHistone Deacetylase InhibitorsHumansHydroxamic AcidsMiceMutationNuclear ProteinsPhosphorylationProtein-Tyrosine KinasesPyrazolesPyrimidinesPyrimidinonesRisk FactorsS PhaseSquamous Cell Carcinoma of Head and NeckTumor Suppressor Protein p53VorinostatConceptsOrthotopic mouse modelHNSCC cellsOral cancerMouse modelNeck squamous cell carcinomaSquamous cell carcinomaCombination of vorinostatProlongs animal survivalHNSCC cell linesClin Cancer ResClonogenic survival assaysAdvanced HNSCCAdvanced headStandard therapyCell carcinomaCure rateEffective therapyClinical investigationCell cycleP53 mutationsTumor growthVorinostatAnimal survivalAZD1775Cancer Res