2022
Synergistic activity of neratinib in combination with olaparib in uterine serous carcinoma overexpressing HER2/neu
Yadav G, Roque DM, Bellone S, Manavella DD, Hartwich TMP, Zipponi M, Harold J, Tymon-Rosario J, Mutlu L, Altwerger G, Menderes G, Ratner E, Buza N, Hui P, Huang GS, Andikyan V, Clark M, Azodi M, Schwartz PE, Alexandrov LB, Santin AD. Synergistic activity of neratinib in combination with olaparib in uterine serous carcinoma overexpressing HER2/neu. Gynecologic Oncology 2022, 166: 351-357. PMID: 35641325, DOI: 10.1016/j.ygyno.2022.05.021.Peer-Reviewed Original ResearchConceptsUterine serous carcinomaHER2/neu expressionHER2/neuCombination of olaparibUSC xenograftsUSC cell linesNeu expressionSerous carcinomaLow HER2/neu expressionHER2/neu 3Cell linesHER2/neu gene amplificationNovel therapeutic optionsPolymerase inhibitor olaparibNeu gene amplificationDurable growth inhibitionNeratinib treatmentUSC cellsUSC patientsEndometrial cancerAggressive variantTherapeutic optionsPoor prognosisHER2/Single agent
2021
A phase 2 evaluation of pembrolizumab for recurrent Lynch‐like versus sporadic endometrial cancers with microsatellite instability
Bellone S, Roque DM, Siegel ER, Buza N, Hui P, Bonazzoli E, Guglielmi A, Zammataro L, Nagarkatti N, Zaidi S, Lee J, Silasi D, Huang GS, Andikyan V, Damast S, Clark M, Azodi M, Schwartz PE, Tymon‐Rosario J, Harold JA, Mauricio D, Zeybek B, Menderes G, Altwerger G, Ratner E, Alexandrov LB, Iwasaki A, Kong Y, Song E, Dong W, Elvin JA, Choi J, Santin AD. A phase 2 evaluation of pembrolizumab for recurrent Lynch‐like versus sporadic endometrial cancers with microsatellite instability. Cancer 2021, 128: 1206-1218. PMID: 34875107, PMCID: PMC9465822, DOI: 10.1002/cncr.34025.Peer-Reviewed Original ResearchConceptsObjective response rateImmune checkpoint inhibitorsProgression-free survivalEndometrial cancerWhole-exome sequencingSporadic endometrial cancerOverall survivalEnd pointPhase 2 pilot studyPrimary end pointSecondary end pointsTumor mutation burdenPhase 2 evaluationLarger confirmatory studiesAntigen processing/presentationProcessing/presentationCheckpoint inhibitorsSurgical resectionICI resistanceDMMR patientsPrognostic significanceDMMR tumorsMechanisms of resistanceLocal treatmentSporadic MSIDHES0815A, a novel antibody-drug conjugate targeting HER2/neu, is highly active against uterine serous carcinomas in vitro and in vivo
Tymon-Rosario J, Bonazzoli E, Bellone S, Manzano A, Pelligra S, Guglielmi A, Gnutti B, Nagarkatti N, Zeybek B, Manara P, Zammataro L, Harold J, Mauricio D, Buza N, Hui P, Altwerger G, Menderes G, Ratner E, Clark M, Andikyan V, Huang GS, Silasi DA, Azodi M, Schwartz PE, Santin AD. DHES0815A, a novel antibody-drug conjugate targeting HER2/neu, is highly active against uterine serous carcinomas in vitro and in vivo. Gynecologic Oncology 2021, 163: 334-341. PMID: 34452746, PMCID: PMC8722447, DOI: 10.1016/j.ygyno.2021.08.014.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAntibodies, Monoclonal, HumanizedBenzodiazepinesBystander EffectCell Line, TumorCystadenocarcinoma, SerousDrug Resistance, NeoplasmFemaleHumansImmunoconjugatesMiddle AgedPrimary Cell CultureReceptor, ErbB-2TrastuzumabUterine NeoplasmsXenograft Model Antitumor AssaysConceptsHER2/neuPrimary USC cell linesUSC cell linesUterine serous carcinomaSerous carcinomaHER2/Cell linesBystander killingHER2/neu protein expressionHER2/neu overexpressionProtein expressionNovel treatment optionsAggressive histologic variantNeu protein expressionHER2 protein expressionC-erbB2 gene amplificationSignificant bystander killingUSC xenograftsEndometrial cancerNegative tumorsPoor prognosisPositive tumorsTreatment optionsPreclinical activityHistologic variants
2020
Randomized Phase II Trial of Carboplatin–Paclitaxel Compared with Carboplatin–Paclitaxel–Trastuzumab in Advanced (Stage III–IV) or Recurrent Uterine Serous Carcinomas that Overexpress Her2/Neu (NCT01367002): Updated Overall Survival Analysis
Fader AN, Roque DM, Siegel E, Buza N, Hui P, Abdelghany O, Chambers S, Secord AA, Havrilesky L, O'Malley DM, Backes FJ, Nevadunsky N, Edraki B, Pikaart D, Lowery W, ElSahwi K, Celano P, Bellone S, Azodi M, Litkouhi B, Ratner E, Silasi DA, Schwartz PE, Santin AD. Randomized Phase II Trial of Carboplatin–Paclitaxel Compared with Carboplatin–Paclitaxel–Trastuzumab in Advanced (Stage III–IV) or Recurrent Uterine Serous Carcinomas that Overexpress Her2/Neu (NCT01367002): Updated Overall Survival Analysis. Clinical Cancer Research 2020, 26: 3928-3935. PMID: 32601075, PMCID: PMC8792803, DOI: 10.1158/1078-0432.ccr-20-0953.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntineoplastic Combined Chemotherapy ProtocolsCarboplatinChemotherapy, AdjuvantCystadenocarcinoma, SerousCytoreduction Surgical ProceduresDrug Administration ScheduleEndometrial NeoplasmsEndometriumFemaleFollow-Up StudiesHumansMiddle AgedNeoplasm Recurrence, LocalNeoplasm StagingPaclitaxelProgression-Free SurvivalReceptor, ErbB-2Survival AnalysisTrastuzumabConceptsProgression-free survivalRandomized phase II trialPhase II trialOverall survivalHER2/neuStage IIICarboplatin-paclitaxelII trialRecurrent diseaseControl armSurvival analysisRecurrent uterine serous carcinomaCarboplatin/paclitaxelUterine serous carcinomaOverall survival analysisEvaluable patientsEligible patientsPrimary endpointSecondary endpointsEndometrial cancerAggressive variantSerous carcinomaPrimary treatmentSurvival medianPatientsSelection of HER2/NEU negative tumor cells as a mechanism of resistance to trastuzumab in uterine serous carcinoma
Pelligra S, Buza N, Hui P, Bellone S, Zeybek B, Ratner E, Schwartz PE, Scambia G, Santin AD. Selection of HER2/NEU negative tumor cells as a mechanism of resistance to trastuzumab in uterine serous carcinoma. Gynecologic Oncology Reports 2020, 32: 100554. PMID: 32140533, PMCID: PMC7049633, DOI: 10.1016/j.gore.2020.100554.Peer-Reviewed Original ResearchUterine serous carcinomaHER2/neuNegative tumor cellsUSC patientsTumor cellsSerous carcinomaHER2/neu overexpressionCarboplatin/paclitaxelInitial clinical responsePost-treatment biopsiesHumanized monoclonal antibodyC-erbB2 gene amplificationNCCN guidelinesClinical responseEndometrial cancerPreferred regimenAggressive variantMechanisms of resistanceNeu overexpressionRecurrent/HER2/TrastuzumabPatientsMonoclonal antibodiesNeuSacituzumab 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
In vitro and in vivo activity of sacituzumab govitecan, an antibody-drug conjugate targeting trophoblast cell-surface antigen 2 (Trop-2) in uterine serous carcinoma
Han C, Perrone E, Zeybek B, Bellone S, Tymon-Rosario J, Altwerger G, Menderes G, Feinberg J, Haines K, Muller Karger ME, Bianchi A, Zammataro L, Manzano A, Bonazzoli E, Manara P, Buza N, Hui P, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Lopez S, Santin AD. In vitro and in vivo activity of sacituzumab govitecan, an antibody-drug conjugate targeting trophoblast cell-surface antigen 2 (Trop-2) in uterine serous carcinoma. Gynecologic Oncology 2019, 156: 430-438. PMID: 31839338, DOI: 10.1016/j.ygyno.2019.11.018.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntibodies, Monoclonal, HumanizedAntibody-Dependent Cell CytotoxicityAntigens, NeoplasmCamptothecinCell Adhesion MoleculesCell Line, TumorCystadenocarcinoma, SerousFemaleFlow CytometryHumansImmunoconjugatesImmunohistochemistryMiceMice, SCIDMolecular Targeted TherapyRandom AllocationTissue Array AnalysisUterine NeoplasmsXenograft Model Antitumor AssaysConceptsUterine serous carcinomaCell surface antigen 2Sacituzumab govitecanTrop-2 expressionTrop-2Serous carcinomaAntigen 2Advanced/recurrent diseasePrimary uterine serous carcinomaResistant human tumorsSignificant bystander killingUSC patientsUSC xenograftsRecurrent diseaseClinical responseEndometrial cancerAggressive variantPoor prognosisPreclinical activityPrimary tumorIntravenous administrationClinical developmentUSC samplesActive metaboliteSN-38Outcomes and relapse patterns of stage IB grade 2 or 3 endometrial cancer treated with adjuvant vaginal brachytherapy
Hochreiter A, Kelly JR, Young MR, Litkouhi B, Black JD, Stromberger C, Higgins S, Schwartz PE, Damast S. Outcomes and relapse patterns of stage IB grade 2 or 3 endometrial cancer treated with adjuvant vaginal brachytherapy. International Journal Of Gynecological Cancer 2019, 30: 48. PMID: 31722964, DOI: 10.1136/ijgc-2019-000675.Peer-Reviewed Original ResearchConceptsDisease-free survivalLower uterine segment involvementPelvic recurrence-free survivalStage IB grade 2Uterine segment involvementLymph node dissectionRecurrence-free survivalEndometrial cancerRisk factorsVaginal brachytherapyOverall survivalGrade 2Endometrioid histologyNode dissectionPelvic recurrenceSegment involvementLymph nodesMyometrial invasionMultivariable Cox proportional hazards regressionEarly-stage endometrial cancerUnderwent lymph node dissectionCox proportional hazards regressionReduced disease-free survivalAdjuvant vaginal brachytherapySole adjuvant therapy