2018
iRGD-guided tumor-penetrating nanocomplexes for therapeutic siRNA delivery to pancreatic cancer
Lo JH, Hao L, Muzumdar MD, Raghavan S, Kwon EJ, Pulver EM, Hsu F, Aguirre AJ, Wolpin BM, Fuchs CS, Hahn WC, Jacks T, Bhatia SN. iRGD-guided tumor-penetrating nanocomplexes for therapeutic siRNA delivery to pancreatic cancer. Molecular Cancer Therapeutics 2018, 17: molcanther.1090.2017. PMID: 30097486, PMCID: PMC6298224, DOI: 10.1158/1535-7163.mct-17-1090.Peer-Reviewed Original ResearchConceptsPancreatic ductal adenocarcinomaPancreatic cancerCancer-related deathReceptor expression patternsSite of diseasePDAC cell linesMol Cancer TherTherapeutic trialsAutochthonous tumorsDuctal adenocarcinomaMouse modelStromal barrierTumor growthSystemic deliveryNeuropilin-1Peptide iRGDTumor-penetrating abilityThree-dimensional organoidsSiRNATumor targetingCell linesTherapyCancerStromaIRGDAdaptive and Reversible Resistance to Kras Inhibition in Pancreatic Cancer Cells
Chen PY, Muzumdar M, Dorans KJ, Robbins R, Bhutkar A, Del Rosario A, Mertins P, Qiao J, Schafer AC, Gertler F, Carr S, Jacks T. Adaptive and Reversible Resistance to Kras Inhibition in Pancreatic Cancer Cells. Cancer Research 2018, 78: 985-1002. PMID: 29279356, PMCID: PMC5837062, DOI: 10.1158/0008-5472.can-17-2129.Peer-Reviewed Original ResearchConceptsMurine PDAC cellsPDAC cellsNontranscriptional mechanismsKRAS inhibitorsGlobal phosphoproteomic profilingActivated KRASHallmark genetic alterationsTranscriptional changesPhosphoproteomic profilingCell signalingCell statesPathway componentsTumor-initiating capacityPancreatic ductal adenocarcinomaTemporal controlGenetic alterationsCell morphologyMechanistic directionsKras expressionKrasCellsProliferative kineticsInhibitorsNovel KRAS inhibitorsAdherence properties
2017
Survival of pancreatic cancer cells lacking KRAS function
Muzumdar MD, Chen PY, Dorans KJ, Chung KM, Bhutkar A, Hong E, Noll EM, Sprick MR, Trumpp A, Jacks T. Survival of pancreatic cancer cells lacking KRAS function. Nature Communications 2017, 8: 1090. PMID: 29061961, PMCID: PMC5653666, DOI: 10.1038/s41467-017-00942-5.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsBenzimidazolesCarcinoma, Pancreatic DuctalDNA Copy Number VariationsHumansImmunoblottingIndazolesMiceMorpholinesPancreatic NeoplasmsPhenylurea CompoundsPiperidinesProto-Oncogene MasProto-Oncogene Proteins p21(ras)PurinesPyrimidinesPyrimidinonesQuinazolinonesSulfonamidesThiazolesConceptsMitogen-activated protein kinasePDAC cellsCRISPR/Cas-mediated genome editingDependent mitogen-activated protein kinaseKRAS inhibitionGene expression profilesMetastasis-related genesProto-oncogene KRASGenome editingProtein kinasePI3K inhibitorsExpression profilesDeficient cellsPancreatic cancer cellsMechanisms of responsePDAC resistanceKRAS functionInduced sensitivityPancreatic ductal adenocarcinomaRole of KRASK inhibitorsCancer cellsKRAS inhibitorsAbsolute dependenceSubset of humans
2016
Clonal dynamics following p53 loss of heterozygosity in Kras-driven cancers
Muzumdar MD, Dorans KJ, Chung KM, Robbins R, Tammela T, Gocheva V, Li CM, Jacks T. Clonal dynamics following p53 loss of heterozygosity in Kras-driven cancers. Nature Communications 2016, 7: 12685. PMID: 27585860, PMCID: PMC5025814, DOI: 10.1038/ncomms12685.Peer-Reviewed Original ResearchMeSH KeywordsAdenocarcinomaAnimalsCarcinogenesisCarcinoma, Pancreatic DuctalCell ProliferationCyclin-Dependent Kinase Inhibitor p16Disease ProgressionGene Expression Regulation, NeoplasticLung NeoplasmsMiceMice, TransgenicPancreatic NeoplasmsProto-Oncogene Proteins p21(ras)Tumor Cells, CulturedTumor Suppressor Protein p53ConceptsLung adenomasLow-grade pancreatic intraepithelial neoplasiaP53 lossEarly tumor progressionPancreatic intraepithelial neoplasiaAdvanced adenocarcinomaIntraepithelial neoplasiaPancreatic tumorsP53 knockoutSolid tumorsOncogenic KrasTumor progressionSuppressive roleTumor developmentExtensive cellular heterogeneityLineage-related cellsP53AdenomasTumorsCancerContiguous growthDouble markersProgressionDistinct clonesDifferential expression