2021
Identification of RAS mutant biomarkers for EGFR inhibitor sensitivity using a systems biochemical approach
McFall T, Stites E. Identification of RAS mutant biomarkers for EGFR inhibitor sensitivity using a systems biochemical approach. Cell Reports 2021, 37: 110096. PMID: 34910921, PMCID: PMC8867612, DOI: 10.1016/j.celrep.2021.110096.Peer-Reviewed Original ResearchConceptsSensitivity to EGFR inhibitionSubsets of mutationsRAS mutationsKRAS G13DCancer cell biologyEGFR inhibitionEpidermal growth factor receptor (EGFR)-targeted therapyTumor suppressor neurofibrominGene-basedBiophysical biomarkersInhibitor sensitivityCell biologyMutationsPersonalized medicineBiomarker strategiesKRAS mutantRasCancer treatmentKRASNF1BiomarkersBiophysical characteristicsG13DMutantsInhibitionMathematical Modeling to Study KRAS Mutant-Specific Responses to Pathway Inhibition
Stites E. Mathematical Modeling to Study KRAS Mutant-Specific Responses to Pathway Inhibition. Methods In Molecular Biology 2021, 2262: 311-321. PMID: 33977486, PMCID: PMC8639139, DOI: 10.1007/978-1-0716-1190-6_19.Peer-Reviewed Original ResearchConceptsRegulates Ras signalingMutant Ras proteinsKRAS G13D mutationRas proteinsRAS communityRas mutantsRas signalingRas pathwayBiochemical reactionsWild-typeRasMutationsPathway inhibitionG13D mutationDose-response experimentsMutantsKnowledge of reaction mechanismsInhibitionEGFR inhibitionKRAS mutationsProteinKRAS
2020
Discernment between candidate mechanisms for KRAS G13D colorectal cancer sensitivity to EGFR inhibitors
McFall T, Schomburg N, Rossman K, Stites E. Discernment between candidate mechanisms for KRAS G13D colorectal cancer sensitivity to EGFR inhibitors. Cell Communication And Signaling 2020, 18: 179. PMID: 33153459, PMCID: PMC7643456, DOI: 10.1186/s12964-020-00645-3.Peer-Reviewed Original ResearchConceptsKRAS mutationsKRAS G13DEGFR inhibitorsColorectal cancerSensitivity to EGFR inhibitorsRas-GTP levelsSensitivity to cetuximabClinical trial evidenceWild-type RasGTPase activityKRAS G13D mutationBind NF1Tumor suppressor NF1EGFR inhibitionG13D mutationKRASCetuximabBiophysical studiesTrial evidenceG13DWild-typeNF1MutationsCellular modelEGFR
2019
A systems mechanism for KRAS mutant allele–specific responses to targeted therapy
McFall T, Diedrich J, Mengistu M, Littlechild S, Paskvan K, Sisk-Hackworth L, Moresco J, Shaw A, Stites E. A systems mechanism for KRAS mutant allele–specific responses to targeted therapy. Science Signaling 2019, 12 PMID: 31551296, PMCID: PMC6864030, DOI: 10.1126/scisignal.aaw8288.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorWild-type Ras activationColorectal cancerSensitivity to EGFR inhibitionEpidermal growth factor receptor inhibitionKRAS mutantEGFR-independent mannerAllele-specific responsesRas activationGrowth factor receptorTumor suppressor neurofibrominPatient tumorsAntibody cetuximabTargeted therapyMechanisms of EGFR signalingCRC patientsEGFR inhibitionCancer treatment decisionsRAS mutationsFactor receptorKRASTherapeutic strategiesTreatment decisionsEGFR signalingPatients
2015
Use of Mechanistic Models to Integrate and Analyze Multiple Proteomic Datasets
Stites E, Aziz M, Creamer M, Von Hoff D, Posner R, Hlavacek W. Use of Mechanistic Models to Integrate and Analyze Multiple Proteomic Datasets. Biophysical Journal 2015, 108: 1819-1829. PMID: 25863072, PMCID: PMC4390817, DOI: 10.1016/j.bpj.2015.02.030.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorExperimentally detected interactionsPhosphotyrosine-binding domainSrc homology 2Recruitment of proteinsCell line-specific modelsProtein copy numbersProtein-protein interactionsCell signaling networksEpidermal growth factor receptor signalingCell linesWell-characterized roleCell line-specific differencesLow-affinity interactionsLine-specific differencesActivation of EGFR signalingMultiple cell linesLigand-stimulated activationAutophosphorylation sitesSignaling networksProteomic datasetsCopy numberHomolog 2EGFR signalingMap interactions
2012
The Response of Cancers to BRAF Inhibition Underscores the Importance of Cancer Systems Biology
Stites E. The Response of Cancers to BRAF Inhibition Underscores the Importance of Cancer Systems Biology. Science Signaling 2012, 5: pe46. PMID: 23074264, DOI: 10.1126/scisignal.2003354.Peer-Reviewed Original ResearchConceptsEpidermal growth factor receptorBRAF(V600E) mutationAmount of epidermal growth factor receptorEpidermal growth factor receptor inhibitorsBRAF inhibitor vemurafenibColon cancer patientsGrowth factor receptorCancer systems biologyFunctional genomics approachDecreased negative feedbackMelanoma patientsClinical responseBRAF inhibitionInhibitor vemurafenibTreatment optionsColon cancerClinical evaluationFactor receptorCancer patientsCombined treatmentBRAF(V600EVemurafenibGenomic approachesSystems biologyCancer