2020
Cervical carcinomas that overexpress human trophoblast cell-surface marker (Trop-2) are highly sensitive to the antibody-drug conjugate sacituzumab govitecan
Zeybek B, Manzano A, Bianchi A, Bonazzoli E, Bellone S, Buza N, Hui P, Lopez S, Perrone E, Manara P, Zammataro L, Altwerger G, Han C, Tymon-Rosario J, Menderes G, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Santin A. Cervical carcinomas that overexpress human trophoblast cell-surface marker (Trop-2) are highly sensitive to the antibody-drug conjugate sacituzumab govitecan. Scientific Reports 2020, 10: 973. PMID: 31969666, PMCID: PMC6976591, DOI: 10.1038/s41598-020-58009-3.Peer-Reviewed Original ResearchConceptsSquamous cell carcinomaSacituzumab govitecanTrop-2 expressionAntibody-drug conjugatesCell surface markersXenograft modelTrop-2Adenocarcinoma/adenosquamous carcinomaAnti-Trop-2 antibodyCell linesWeekly intravenous administrationSignificant tumor growth inhibitionCervical cancer patientsPrimary cervical cancerStrong diffuse stainingPrimary cervical tumorsCervical cancer cell linesEpithelial solid tumorsReal-time polymerase chain reactionTumor growth inhibitionHuman placental tissuePositive cell linesNegative cell linesVivo antitumor activityCancer cell linesSacituzumab 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
2018
In vitro and in vivo activity of IMGN853, an Antibody-Drug Conjugate targeting Folate Receptor Alpha linked to DM4, in biologically aggressive endometrial cancers
Altwerger G, Bonazzoli E, Bellone S, Egawa-Takata T, Menderes G, Pettinella F, Bianchi A, Riccio F, Feinberg J, Zammataro L, Han C, Yadav G, Dugan K, Morneault A, Ponte JF, Buza N, Hui P, Wong S, Litkouhi B, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Santin AD. In vitro and in vivo activity of IMGN853, an Antibody-Drug Conjugate targeting Folate Receptor Alpha linked to DM4, in biologically aggressive endometrial cancers. Molecular Cancer Therapeutics 2018, 17: molcanther.0930.2017. PMID: 29440294, PMCID: PMC5932245, DOI: 10.1158/1535-7163.mct-17-0930.Peer-Reviewed Original ResearchConceptsEndometrial cancerXenograft modelCell linesTumor cell linesPatient-derived xenograft modelsUterine cancer cell linesAggressive endometrial cancersEndometrial cancer deathsExpression of FRαPrimary USC cell linesRecurrent endometrial cancerReceptor alpha expressionUSC cell linesImpressive antitumor activityMol Cancer TherUSC patientsCancer cell linesMedian survivalCancer deathPDX modelsPreclinical dataUterine cancerComplete resolutionIMGN853Grade 3
2017
Efficacy of neratinib in the treatment of HER2/neu-amplified epithelial ovarian carcinoma in vitro and in vivo
Menderes G, Bonazzoli E, Bellone S, Black JD, Lopez S, Pettinella F, Masserdotti A, Zammataro L, Litkouhi B, Ratner E, Silasi DA, Azodi M, Schwartz PE, Santin AD. Efficacy of neratinib in the treatment of HER2/neu-amplified epithelial ovarian carcinoma in vitro and in vivo. Medical Oncology 2017, 34: 91. PMID: 28397106, PMCID: PMC5896014, DOI: 10.1007/s12032-017-0956-8.Peer-Reviewed Original ResearchConceptsEpithelial ovarian carcinomaOvarian carcinoma xenograftsOvarian cancerOvarian carcinomaCarcinoma xenograftsPreclinical efficacyCell linesTumor cell linesHER2/neu expressionChemotherapy-resistant diseaseOvarian cancer cell linesAvailable treatment strategiesEfficacy of neratinibInhibits xenograft growthNovel therapeutic agentsPrimary tumor cell linesG0/G1 phaseCell cycle distributionCell signaling changesNeratinib treatmentCancer cell linesGynecologic malignanciesOverall survivalNeu expressionClinical trialsDual-Targeting Nanoparticles for In Vivo Delivery of Suicide Genes to Chemotherapy-Resistant Ovarian Cancer Cells
Cocco E, Deng Y, Shapiro EM, Bortolomai I, Lopez S, Lin K, Bellone S, Cui J, Menderes G, Black JD, Schwab CL, Bonazzoli E, Yang F, Predolini F, Zammataro L, Altwerger G, de Haydu C, Clark M, Alvarenga J, Ratner E, Azodi M, Silasi DA, Schwartz PE, Litkouhi B, Saltzman WM, Santin AD. Dual-Targeting Nanoparticles for In Vivo Delivery of Suicide Genes to Chemotherapy-Resistant Ovarian Cancer Cells. Molecular Cancer Therapeutics 2017, 16: 323-333. PMID: 27956521, PMCID: PMC5292071, DOI: 10.1158/1535-7163.mct-16-0501.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsCell Line, TumorCell SurvivalDisease Models, AnimalDrug CarriersDrug Delivery SystemsDrug Resistance, NeoplasmEnterotoxinsFemaleGene ExpressionGene Transfer TechniquesGenes, Transgenic, SuicideGenetic TherapyHumansMiceNanoparticlesOvarian NeoplasmsPromoter Regions, GeneticTumor BurdenXenograft Model Antitumor AssaysConceptsOvarian cancer cellsClostridium perfringens enterotoxinChemotherapy-resistant ovarian cancer cellsIntraperitoneal injectionCancer cellsMultiple intraperitoneal injectionsOvarian cancer xenograftsOvarian tumor cell linesLethal gynecologic cancerTumor-bearing miceOvarian cancer cell deathVivo biodistribution studiesGene therapySuicide gene therapyGynecologic cancerCancer xenograftsOvarian cancerCancer cell deathTherapeutic approachesControl nanoparticlesTumor growthTumor cell linesClaudin-3Biodistribution studiesTumor cells
2016
Polymerase ε (POLE) ultra-mutation in uterine tumors correlates with T lymphocyte infiltration and increased resistance to platinum-based chemotherapy in vitro
Bellone S, Bignotti E, Lonardi S, Ferrari F, Centritto F, Masserdotti A, Pettinella F, Black J, Menderes G, Altwerger G, Hui P, Lopez S, de Haydu C, Bonazzoli E, Predolini F, Zammataro L, Cocco E, Ferrari F, Ravaggi A, Romani C, Facchetti F, Sartori E, Odicino FE, Silasi DA, Litkouhi B, Ratner E, Azodi M, Schwartz PE, Santin AD. Polymerase ε (POLE) ultra-mutation in uterine tumors correlates with T lymphocyte infiltration and increased resistance to platinum-based chemotherapy in vitro. Gynecologic Oncology 2016, 144: 146-152. PMID: 27894751, PMCID: PMC5183545, DOI: 10.1016/j.ygyno.2016.11.023.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntineoplastic AgentsCarboplatinCarcinomaCD4 Lymphocyte CountCD4-Positive T-LymphocytesCD8-Positive T-LymphocytesCell SurvivalDisease-Free SurvivalDNA Polymerase IIDrug Resistance, NeoplasmEndometrial NeoplasmsFemaleHumansMicrosatellite InstabilityMiddle AgedMutationPoly-ADP-Ribose Binding ProteinsTumor Cells, CulturedConceptsBetter prognosisTumor cell linesInfiltration of CD4Number of CD4Platinum-based chemotherapyT lymphocyte infiltrationPD-1 receptorCell linesLow metastatic capabilityPOLE-mutated tumorsWild-type ECsEC cell linesLymphocyte infiltrationFavorable prognosisPD-1EC patientsType tumorsEnhanced immunogenicityT lymphocytesMolecular subtypesTumors correlatesChemotherapyMetastatic capabilityPrognosisTumorsSYD985, a Novel Duocarmycin-Based HER2-Targeting Antibody–Drug Conjugate, Shows Antitumor Activity in Uterine Serous Carcinoma with HER2/Neu Expression
Black J, Menderes G, Bellone S, Schwab CL, Bonazzoli E, Ferrari F, Predolini F, De Haydu C, Cocco E, Buza N, Hui P, Wong S, Lopez S, Ratner E, Silasi DA, Azodi M, Litkouhi B, Schwartz PE, Goedings P, Beusker PH, van der Lee MM, Timmers CM, Dokter WH, Santin AD. SYD985, a Novel Duocarmycin-Based HER2-Targeting Antibody–Drug Conjugate, Shows Antitumor Activity in Uterine Serous Carcinoma with HER2/Neu Expression. Molecular Cancer Therapeutics 2016, 15: 1900-1909. PMID: 27256376, DOI: 10.1158/1535-7163.mct-16-0163.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnimalsAntibody-Dependent Cell CytotoxicityAntineoplastic AgentsBystander EffectCathepsin BCell Line, TumorCell SurvivalClass I Phosphatidylinositol 3-KinasesCystadenocarcinoma, SerousDisease Models, AnimalDuocarmycinsFemaleGene ExpressionHumansImmunoconjugatesIndolesMiceMiddle AgedMutationPhosphatidylinositol 3-KinasesPyrrolidinonesReceptor, ErbB-2Survival AnalysisUterine NeoplasmsXenograft Model Antitumor AssaysConceptsUterine serous carcinomaAntibody-dependent cellular cytotoxicityHER2/neu expressionAntibody-drug conjugatesT-DM1Neu expressionHER2-targeting antibody-drug conjugateNovel antibody-drug conjugateNovel HER2-targeting antibody-drug conjugatePrimary USC cell linesHigh HER2 expressionHER2/neu oncogeneHER2/neuMouse xenograft modelUSC cell linesFlow cytometry assayEndometrial cancerSerous carcinomaHER2 expressionTrastuzumab emtansineClinical studiesCellular cytotoxicitySYD985Aggressive formExpress HER2
2015
Dual HER2/PIK3CA Targeting Overcomes Single-Agent Acquired Resistance in HER2-Amplified Uterine Serous Carcinoma Cell Lines In Vitro and In Vivo
Lopez S, Cocco E, Black J, Bellone S, Bonazzoli E, Predolini F, Ferrari F, Schwab CL, English DP, Ratner E, Silasi DA, Azodi M, Schwartz PE, Terranova C, Angioli R, Santin AD. Dual HER2/PIK3CA Targeting Overcomes Single-Agent Acquired Resistance in HER2-Amplified Uterine Serous Carcinoma Cell Lines In Vitro and In Vivo. Molecular Cancer Therapeutics 2015, 14: 2519-2526. PMID: 26333383, PMCID: PMC4636465, DOI: 10.1158/1535-7163.mct-15-0383.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic Combined Chemotherapy ProtocolsCell CycleCell Line, TumorCell SurvivalClass I Phosphatidylinositol 3-KinasesCystadenocarcinoma, SerousDose-Response Relationship, DrugDrug SynergismFemaleGene AmplificationHumansImidazolesImmunoblottingMice, SCIDMutationOxazepinesPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsPhosphorylationQuinolinesReceptor, ErbB-2Uterine NeoplasmsXenograft Model Antitumor AssaysConceptsHER2/neu gene amplificationNeu gene amplificationUSC xenograftsUterine serous carcinomaGene amplificationUterine serous carcinoma cell linesSingle-agent therapyNovel therapeutic optionsWild-type PIK3CADose-dependent increaseIdeal therapeutic targetUSC cell linesCell linesDose-dependent declineFlow cytometry assayG0-G1 phaseCell cycle distributionOncogenic PIK3CA mutationsPercentage of cellsUSC patientsEndometrial cancerAggressive variantSerous carcinomaTherapeutic optionsCarcinoma cell linesPIK3CA oncogenic mutations represent a major mechanism of resistance to trastuzumab in HER2/neu overexpressing uterine serous carcinomas
Black JD, Lopez S, Cocco E, Bellone S, Altwerger G, Schwab CL, English DP, Bonazzoli E, Predolini F, Ferrari F, Ratner E, Silasi DA, Azodi M, Schwartz PE, Santin AD. PIK3CA oncogenic mutations represent a major mechanism of resistance to trastuzumab in HER2/neu overexpressing uterine serous carcinomas. British Journal Of Cancer 2015, 113: 1020-1026. PMID: 26325104, PMCID: PMC4651122, DOI: 10.1038/bjc.2015.306.Peer-Reviewed Original ResearchConceptsUSC cell linesCell linesPIK3CA-mutated tumorsUterine serous carcinomaHER2/neuXenograft mouse modelOncogenic PIK3CA mutationsPrimary HER2Trastuzumab treatmentSerous carcinomaCarcinoma cell linesMechanisms of resistancePIK3CA mutationsTrastuzumab efficacyMouse modelTrastuzumabMouse xenograftsHER2Tumor growthMajor mechanismOncogenic mutationsWild-type cell linesSitu hybridisationSolitomab, an EpCAM/CD3 bispecific antibody construct (BiTE), is highly active against primary uterine serous papillary carcinoma cell lines in vitro
Bellone S, Black J, English DP, Schwab CL, Lopez S, Cocco E, Bonazzoli E, Predolini F, Ferrari F, Ratner E, Silasi DA, Azodi M, Schwartz PE, Santin AD. Solitomab, an EpCAM/CD3 bispecific antibody construct (BiTE), is highly active against primary uterine serous papillary carcinoma cell lines in vitro. American Journal Of Obstetrics And Gynecology 2015, 214: 99.e1-99.e8. PMID: 26272866, PMCID: PMC4698047, DOI: 10.1016/j.ajog.2015.08.011.Peer-Reviewed Original ResearchMeSH KeywordsAntibodies, BispecificAntigens, NeoplasmAntineoplastic AgentsAscitic FluidCarcinoma, PapillaryCD3 ComplexCD4-Positive T-LymphocytesCell Adhesion MoleculesCell Line, TumorCell ProliferationCell SurvivalCoculture TechniquesCytokinesCytotoxicity, ImmunologicEpithelial Cell Adhesion MoleculeFemaleFlow CytometryHumansLymphocyte ActivationNeoplasms, Cystic, Mucinous, and SerousT-Lymphocytes, CytotoxicUterine NeoplasmsConceptsUterine serous carcinoma cell linesUterine serous carcinomaEpithelial cell adhesion moleculeCell adhesion molecule expressionCarcinoma cell linesChromium release assaysSerous carcinoma cellsPeripheral blood lymphocytesAdhesion molecule expressionCell adhesion moleculeEpithelial cell adhesion molecule (EpCAM) expressionSerous carcinomaAdhesion moleculesBlood lymphocytesMolecule expressionT cellsAscitic fluidCell linesTumor-associated T cellsT cell-mediated killingT-cell activation markersFlow cytometryTumor cellsCarcinoma cellsRobust immunologic responses