2023
In Vivo and In Vitro Efficacy of Trastuzumab Deruxtecan in Uterine Serous Carcinoma.
Mutlu L, Manavella D, Bellone S, McNamara B, Harold J, Mauricio D, Siegel E, Buza N, Hui P, Hartwich T, Yang-Hartwich Y, Demirkiran C, Verzosa M, Altwerger G, Ratner E, Huang G, Clark M, Andikyan V, Azodi M, Dottino P, Schwartz P, Santin A. In Vivo and In Vitro Efficacy of Trastuzumab Deruxtecan in Uterine Serous Carcinoma. Molecular Cancer Therapeutics 2023, 22: 1404-1412. PMID: 37676984, DOI: 10.1158/1535-7163.mct-23-0126.Peer-Reviewed Original ResearchConceptsUterine serous carcinomaAntibody-dependent cellular cytotoxicityT-DXdUSC patientsUSC cell linesTrastuzumab deruxtecanSerous carcinomaHER2 expressionClinical trialsRecurrent uterine serous carcinomaTopoisomerase I inhibitor payloadSignificant antibody-dependent cellular cytotoxicityCell linesMultiple tumor indicationsPrimary USC cell linesLow HER2 expressionFuture clinical trialsHigh recurrence ratePeripheral blood lymphocytesERBB2 gene amplificationGrowth suppressionHER2-overexpressing cell linesTumor growth suppressionOverall survivalStandard chemotherapy
2022
Ovarian and uterine carcinosarcomas are sensitive in vitro and in vivo to elimusertib, a novel ataxia-telangiectasia and Rad3-related (ATR) kinase inhibitor
Manavella D, McNamara B, Harold J, Bellone S, Hartwich T, Yang-Hartwich Y, Mutlu L, Zipponi M, Demirkiran C, Verzosa M, Altwerger G, Ratner E, Huang G, Clark M, Andikyan V, Azodi M, Schwartz P, Dottino P, Choi J, Alexandrov L, Buza N, Hui P, Santin A. Ovarian and uterine carcinosarcomas are sensitive in vitro and in vivo to elimusertib, a novel ataxia-telangiectasia and Rad3-related (ATR) kinase inhibitor. Gynecologic Oncology 2022, 169: 98-105. PMID: 36525930, PMCID: PMC9925406, DOI: 10.1016/j.ygyno.2022.12.003.Peer-Reviewed Original ResearchConceptsHomologous recombination deficiencyCS cell linesCell linesWestern blotKinase inhibitorsOverall animal survivalProtein expressionDose-dependent increaseDose-dependent inhibitionCarcinosarcoma cell lineTumor growth inhibitionCaspase-3 expressionEndometrioid histologyAggressive malignancyUterine carcinosarcomaCS patientsPreclinical activityClinical trialsEpithelial componentAnimal survivalXenograftsApoptosis markersRecombination deficiencyP-ATRP-Chk1Elimusertib (BAY1895344), a novel ATR inhibitor, demonstrates in vivo activity in ATRX mutated models of uterine leiomyosarcoma
Harold J, Bellone S, Manavella D, Mutlu L, McNamara B, Hartwich T, Zipponi M, Yang-Hartwich Y, Demirkiran C, Verzosa M, Choi J, Dong W, Buza N, Hui P, Altwerger G, Huang G, Andikyan V, Clark M, Ratner E, Azodi M, Schwartz P, Santin A. Elimusertib (BAY1895344), a novel ATR inhibitor, demonstrates in vivo activity in ATRX mutated models of uterine leiomyosarcoma. Gynecologic Oncology 2022, 168: 157-165. PMID: 36442427, PMCID: PMC9797429, DOI: 10.1016/j.ygyno.2022.11.014.Peer-Reviewed Original ResearchConceptsPatient-derived xenograftsUterine leiomyosarcomaVivo activityVehicle control treatmentMedian overall survivalTumor volume differencesOral scheduleWestern blot analysisOverall survivalOral gavageAggressive malignancyPDX modelsClinical trialsSCID miceTumor measurementsULMS patientsSignificant growth inhibitionNovel ATR inhibitorTumor samplesSignificant toxicityWestern blotKinase inhibitorsATRX mutationsGene mutationsControl vehicleRandomised phase II trial of weekly ixabepilone ± biweekly bevacizumab for platinum-resistant or refractory ovarian/fallopian tube/primary peritoneal cancer
Roque DM, Siegel ER, Buza N, Bellone S, Silasi DA, Huang GS, Andikyan V, Clark M, Azodi M, Schwartz PE, Rao GG, Reader JC, Hui P, Tymon-Rosario JR, Harold J, Mauricio D, Zeybek B, Menderes G, Altwerger G, Ratner E, Santin AD. Randomised phase II trial of weekly ixabepilone ± biweekly bevacizumab for platinum-resistant or refractory ovarian/fallopian tube/primary peritoneal cancer. British Journal Of Cancer 2022, 126: 1695-1703. PMID: 35149854, PMCID: PMC8853032, DOI: 10.1038/s41416-022-01717-6.Peer-Reviewed Original ResearchConceptsPrimary peritoneal cancerPeritoneal cancerPredictive biomarkersDay 1Taxane-resistant ovarian cancerPhase II trialM2 days 1Bevacizumab 10Evaluable patientsPrior bevacizumabWeekly ixabepiloneII trialPrimary endpointSecondary endpointsRefractory statusTUBB3 expressionPrior receiptSubgroup analysisClinical trialsOvarian cancerIxabepilonePFSCancerBevacizumabPatients
2021
Financial toxicity in patients with gynecologic malignancies: a cross sectional study
Zeybek B, Webster E, Pogosian N, Tymon-Rosario J, Balch A, Altwerger G, Clark M, Menderes G, Huang G, Azodi M, Ratner ES, Schwartz PE, Santin AD, Andikyan V. Financial toxicity in patients with gynecologic malignancies: a cross sectional study. Journal Of Gynecologic Oncology 2021, 32: e87. PMID: 34431257, PMCID: PMC8550931, DOI: 10.3802/jgo.2021.32.e87.Peer-Reviewed Original ResearchConceptsCross-sectional studyGynecologic malignanciesFinancial toxicityPatient demographicsSectional studyMalignancy typeGynecologic oncology patientsOvarian cancer patientsPatient/diseaseCost of careFinancial burdenHigh financial burdenTreatment regimenHigh financial toxicityOncology patientsDisease characteristicsGynecologic cancerCancer careCancer patientsRisk factorsClinical trialsCOST scoreMedian COST scorePatientsSignificant burden
2020
Sacituzumab govitecan, an antibody‐drug conjugate targeting trophoblast cell‐surface antigen 2, shows cytotoxic activity against poorly differentiated endometrial adenocarcinomas in vitro and in vivo
Perrone E, Manara P, Lopez S, Bellone S, Bonazzoli E, Manzano A, Zammataro L, Bianchi A, Zeybek B, Buza N, Tymon‐Rosario J, Altwerger G, Han C, Menderes G, Huang GS, Ratner E, Silasi D, Azodi M, Hui P, Schwartz PE, Scambia G, Santin AD. Sacituzumab govitecan, an antibody‐drug conjugate targeting trophoblast cell‐surface antigen 2, shows cytotoxic activity against poorly differentiated endometrial adenocarcinomas in vitro and in vivo. Molecular Oncology 2020, 14: 645-656. PMID: 31891442, PMCID: PMC7053235, DOI: 10.1002/1878-0261.12627.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, Monoclonal, HumanizedAntibody-Dependent Cell CytotoxicityAntigens, NeoplasmAntineoplastic AgentsCamptothecinCarcinoma, EndometrioidCell Adhesion MoleculesCell DifferentiationCell Line, TumorCell SurvivalEndometrial NeoplasmsFemaleHumansImmunoconjugatesImmunohistochemistryIrinotecanMiceMice, SCIDTissue Array AnalysisXenograft Model Antitumor AssaysConceptsAntibody-dependent cell cytotoxicityCell surface antigen 2EC cell linesSacituzumab govitecanTrop-2 expressionPrimary tumor cell linesTrop-2Xenograft modelAntigen 2Cell linesTumor cell linesCommon gynecologic malignancyFuture clinical trialsChromium release assaysParaffin-embedded tumorsTumor growth inhibitionSignificant bystander killingEC xenograftsGynecologic malignanciesEndometrial cancerEndometrial adenocarcinomaEndometrioid carcinoma tissuesPreclinical activityControl antibodyClinical trials
2019
PI3K oncogenic mutations mediate resistance to afatinib in HER2/neu overexpressing gynecological cancers
Bonazzoli E, Cocco E, Lopez S, Bellone S, Zammataro L, Bianchi A, Manzano A, Yadav G, Manara P, Perrone E, Haines K, Espinal M, Dugan K, Menderes G, Altwerger G, Han C, Zeybek B, Litkouhi B, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Santin AD. PI3K oncogenic mutations mediate resistance to afatinib in HER2/neu overexpressing gynecological cancers. Gynecologic Oncology 2019, 153: 158-164. PMID: 30630630, PMCID: PMC6430698, DOI: 10.1016/j.ygyno.2019.01.002.Peer-Reviewed Original ResearchMeSH KeywordsAdultAfatinibAgedAnimalsAntineoplastic AgentsCell Line, TumorClass I Phosphatidylinositol 3-KinasesClass Ia Phosphatidylinositol 3-KinaseDrug Resistance, NeoplasmFemaleGenital Neoplasms, FemaleHumansMiceMice, SCIDMiddle AgedMutationPhosphatidylinositol 3-KinasesProtein Kinase InhibitorsReceptor, ErbB-2TransfectionXenograft Model Antitumor AssaysConceptsHER2/neuAKT/mTOR pathwayPIK3CA mutationsMTOR pathwayActivity of afatinibEffect of afatinibPI3K/AKT/mTOR pathwayPotential mechanismsPIK3CA/AKT/mTOR pathwayRapid tumor growthGreater compensatory increasePI3K mutationsAmplification/mutationOncogenic PIK3CA mutationsAfatinib exposurePIK3CA H1047RGynecological cancerClinical trialsMTOR inhibitorsAfatinibTumor growthCompensatory increasePhosphorylated Akt proteinPIK3CA geneC-erb