2024
Trastuzumab deruxtecan (DS-8201a), a HER2-targeting antibody–drug conjugate, demonstrates in vitro and in vivo antitumor activity against primary and metastatic ovarian tumors overexpressing HER2
Mutlu L, McNamara B, Bellone S, Manavella D, Demirkiran C, Greenman M, Verzosa M, Buza N, Hui P, Hartwich T, Harold J, Yang-Hartwich Y, Zipponi M, Altwerger G, Ratner E, Huang G, Clark M, Andikyan V, Azodi M, Schwartz P, Santin A. Trastuzumab deruxtecan (DS-8201a), a HER2-targeting antibody–drug conjugate, demonstrates in vitro and in vivo antitumor activity against primary and metastatic ovarian tumors overexpressing HER2. Clinical & Experimental Metastasis 2024, 1-11. PMID: 38909139, DOI: 10.1007/s10585-024-10297-z.Peer-Reviewed Original ResearchHigh-grade serous ovarian cancerClear cell carcinomaHER2-targeting antibody-drug conjugateAntibody-drug conjugatesT-DXdReceptor over-expressionTrastuzumab deruxtecanXenograft modelCell linesOvarian clear cell carcinomaOvarian cancer cell linesTumors overexpressing HER2Biologically aggressive tumorsFluorescence in situ hybridization assaySerous ovarian cancerEffective antibody-drug conjugatesIn vivo antitumor activityMouse xenograft modelMetastatic cell linesDS-8201aCancer cell linesAggressive tumorsHER2 expressionCell carcinomaOvarian cancer
2020
Preclinical Activity of Sacituzumab Govitecan, an Antibody-Drug Conjugate Targeting Trophoblast Cell-Surface Antigen 2 (Trop-2) Linked to the Active Metabolite of Irinotecan (SN-38), in Ovarian Cancer
Perrone E, Lopez S, Zeybek B, Bellone S, Bonazzoli E, Pelligra S, Zammataro L, Manzano A, Manara P, Bianchi A, Buza N, Tymon-Rosario J, Altwerger G, Han C, Menderes G, Ratner E, Silasi DA, Azodi M, Hui P, Schwartz PE, Scambia G, Santin AD. Preclinical Activity of Sacituzumab Govitecan, an Antibody-Drug Conjugate Targeting Trophoblast Cell-Surface Antigen 2 (Trop-2) Linked to the Active Metabolite of Irinotecan (SN-38), in Ovarian Cancer. Frontiers In Oncology 2020, 10: 118. PMID: 32117765, PMCID: PMC7028697, DOI: 10.3389/fonc.2020.00118.Peer-Reviewed Original ResearchTrop-2 expressionEOC cell linesSacituzumab govitecanEpithelial ovarian cancerPrimary tumor cell linesPreclinical activityTrop-2EOC xenograftsOvarian cancerTrophoblast cell surface antigen 2Cell linesActive metaboliteTumor cell linesImpressive anti-tumor activityCell surface antigen 2Lethal gynecologic malignancyHigh ADCC activityAnti-tumor activityParaffin-embedded tumorsSignificant bystander killingGynecologic malignanciesADCC activityEOC tissuesOvarian tumorsClinical trialsPreclinical activity of sacituzumab govitecan (IMMU-132) in uterine and ovarian carcinosarcomas
Lopez S, Perrone E, Bellone S, Bonazzoli E, Zeybek B, Han C, Tymon-Rosario J, Altwerger G, Menderes G, Bianchi A, Zammataro L, Manzano A, Manara P, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Raspagliesi F, Angioli R, Buza N, Hui P, Bond HM, Santin AD. Preclinical activity of sacituzumab govitecan (IMMU-132) in uterine and ovarian carcinosarcomas. Oncotarget 2020, 11: 560-570. PMID: 32082489, PMCID: PMC7007291, DOI: 10.18632/oncotarget.27342.Peer-Reviewed Original ResearchSacituzumab govitecanTrop-2 expressionTrop-2Ovarian carcinosarcomaWeekly intravenous administrationSignificant tumor growth inhibitionTumor growth inhibitionCS cell linesCell linesCell surface markersNegative cell linesAggressive carcinosarcomasCarcinosarcoma patientsPrimary carcinosarcomaOverall survivalPoor prognosisPreclinical activityRare cancersIntravenous administrationXenograft modelActive drugCarcinosarcomaActive metaboliteFFPE tumorsCell viability assaysCervical 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
2019
Whole-exome sequencing of cervical carcinomas identifies activating ERBB2 and PIK3CA mutations as targets for combination therapy
Zammataro L, Lopez S, Bellone S, Pettinella F, Bonazzoli E, Perrone E, Zhao S, Menderes G, Altwerger G, Han C, Zeybek B, Bianchi A, Manzano A, Manara P, Cocco E, Buza N, Hui P, Wong S, Ravaggi A, Bignotti E, Romani C, Todeschini P, Zanotti L, Odicino F, Pecorelli S, Donzelli C, Ardighieri L, Angioli R, Raspagliesi F, Scambia G, Choi J, Dong W, Bilguvar K, Alexandrov LB, Silasi DA, Huang GS, Ratner E, Azodi M, Schwartz PE, Pirazzoli V, Stiegler AL, Boggon TJ, Lifton RP, Schlessinger J, Santin AD. Whole-exome sequencing of cervical carcinomas identifies activating ERBB2 and PIK3CA mutations as targets for combination therapy. Proceedings Of The National Academy Of Sciences Of The United States Of America 2019, 116: 22730-22736. PMID: 31624127, PMCID: PMC6842590, DOI: 10.1073/pnas.1911385116.Peer-Reviewed Original ResearchConceptsPI3K/AKT/mTOR pathwaySquamous cell carcinomaWhole-exome sequencingAKT/mTOR pathwayPrimary cervical cancer cell linesPIK3CA inhibitorsRecurrent cervical cancer patientsMTOR pathwayCombination of copanlisibCervical cancer patientsPI3K/Akt/mTORCervical cancer xenograftsRegression of tumorsCervical cancer cell linesCervical tumor cell linesSingle nucleotide variantsWild-type tumorsRecurrent somatic missense mutationsAkt/mTORCell linesPan-HERCancer cell linesTypes 16/18Cervical cancerCancer patientsPARP-1 activity (PAR) determines the sensitivity of cervical cancer to olaparib
Bianchi A, Lopez S, Altwerger G, Bellone S, Bonazzoli E, Zammataro L, Manzano A, Manara P, Perrone E, Zeybek B, Han C, Menderes G, Ratner E, Silasi DA, Huang GS, Azodi M, Newberg JY, Pavlick DC, Elvin J, Frampton GM, Schwartz PE, Santin AD. PARP-1 activity (PAR) determines the sensitivity of cervical cancer to olaparib. Gynecologic Oncology 2019, 155: 144-150. PMID: 31434613, PMCID: PMC6788971, DOI: 10.1016/j.ygyno.2019.08.010.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsApoptosisCell Growth ProcessesCell Line, TumorDose-Response Relationship, DrugDrug Resistance, NeoplasmFemaleG2 Phase Cell Cycle CheckpointsHumansM Phase Cell Cycle CheckpointsMice, SCIDMiddle AgedPhthalazinesPiperazinesPoly (ADP-Ribose) Polymerase-1Poly(ADP-ribose) Polymerase InhibitorsUterine Cervical NeoplasmsXenograft Model Antitumor AssaysYoung AdultConceptsPoly (ADP-ribose) polymerase (PARP) inhibitorsCervical cancerCC cell linesCell linesPARP-1 activityOverall animal survivalMajor health problemCC cell growthXenograft tumor growthWestern blot assaysG2/M phaseVivo antitumor activityCC xenograftsCC patientsPreclinical activityPAR expressionCell cycle arrestOvarian cancerPrimary cell linesOlaparib treatmentUseful biomarkerHealth problemsTumor growthAnimal survivalOlaparib activity
2018
Inhibition of BET Bromodomain Proteins with GS-5829 and GS-626510 in Uterine Serous Carcinoma, a Biologically Aggressive Variant of Endometrial Cancer
Bonazzoli E, Predolini F, Cocco E, Bellone S, Altwerger G, Menderes G, Zammataro L, Bianchi A, Pettinella F, Riccio F, Han C, Yadav G, Lopez S, Manzano A, Manara P, Buza N, Hui P, Wong S, Litkouhi B, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Schlessinger J, Santin AD. Inhibition of BET Bromodomain Proteins with GS-5829 and GS-626510 in Uterine Serous Carcinoma, a Biologically Aggressive Variant of Endometrial Cancer. Clinical Cancer Research 2018, 24: 4845-4853. PMID: 29941483, PMCID: PMC6168417, DOI: 10.1158/1078-0432.ccr-18-0864.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnimalsAntineoplastic AgentsApoptosisAurora Kinase AAurora Kinase BAzepinesCell Line, TumorCell ProliferationCystadenocarcinoma, SerousDose-Response Relationship, DrugEndometrial NeoplasmsExome SequencingFemaleGene Expression Regulation, NeoplasticHumansMiceMiddle AgedPhosphorylationPrimary Cell CultureProteinsProto-Oncogene Proteins c-mycTriazolesUterine NeoplasmsXenograft Model Antitumor AssaysConceptsUterine serous carcinomaPrimary USC cell linesUSC cell linesC-myc expressionCell linesC-MycChemotherapy-resistant diseaseQRT-PCRHigh c-myc expressionDose-dependent decreaseDose-dependent increasePotential therapeutic targetEffective therapeutic agentMouse xenograft modelClin Cancer ResFresh frozen tumor tissueC-myc gene amplificationUSC xenograftsEndometrial cancerAggressive variantSerous carcinomaWhole-exome sequencing studiesClinical studiesConcentrations/dosesXenograft modelIn 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
SYD985, a Novel Duocarmycin-Based HER2-Targeting Antibody–Drug Conjugate, Shows Antitumor Activity in Uterine and Ovarian Carcinosarcoma with HER2/Neu Expression
Menderes G, Bonazzoli E, Bellone S, Black J, Predolini F, Pettinella F, Masserdotti A, Zammataro L, Altwerger G, Buza N, Hui P, Wong S, Litkouhi B, Ratner E, Silasi DA, Azodi M, Schwartz PE, Santin AD. SYD985, a Novel Duocarmycin-Based HER2-Targeting Antibody–Drug Conjugate, Shows Antitumor Activity in Uterine and Ovarian Carcinosarcoma with HER2/Neu Expression. Clinical Cancer Research 2017, 23: 5836-5845. PMID: 28679774, PMCID: PMC5626613, DOI: 10.1158/1078-0432.ccr-16-2862.Peer-Reviewed Original ResearchMeSH KeywordsAdo-Trastuzumab EmtansineAnimalsAntibody-Dependent Cell CytotoxicityCarcinosarcomaCell Line, TumorCell ProliferationDuocarmycinsFemaleGene Expression Regulation, NeoplasticHumansImmunoconjugatesIndolesMaytansineMiceOvarian NeoplasmsPyrrolidinonesReceptor, ErbB-2TrastuzumabUterine NeoplasmsXenograft Model Antitumor AssaysConceptsAntibody-dependent cellular cytotoxicityHER2/neu expressionHER2/neu 3T-DM1Antibody-drug conjugatesCS cell linesNeu expressionEffector cellsHigh HER2/neu expressionNeu 3HER2-targeting antibody-drug conjugateCell linesBystander killingPatient-derived xenograft modelsNovel HER2-targeting antibody-drug conjugateAggressive gynecologic malignancyHigh HER2 expressionEffective antibody-drug conjugatesHER2/neuClin Cancer ResGynecologic malignanciesOvarian carcinosarcomaHER2 expressionTrastuzumab emtansineSYD985Superior in vitro and in vivo activity of trastuzumab-emtansine (T-DM1) in comparison to trastuzumab, pertuzumab and their combination in epithelial ovarian carcinoma with high HER2/neu expression
Menderes G, Bonazzoli E, Bellone S, Altwerger G, Black JD, Dugan K, Pettinella F, Masserdotti A, Riccio F, Bianchi A, Zammataro L, de Haydu C, Buza N, Hui P, Wong S, Huang GS, Litkouhi B, Ratner E, Silasi DA, Azodi M, Schwartz PE, Santin AD. Superior in vitro and in vivo activity of trastuzumab-emtansine (T-DM1) in comparison to trastuzumab, pertuzumab and their combination in epithelial ovarian carcinoma with high HER2/neu expression. Gynecologic Oncology 2017, 147: 145-152. PMID: 28705408, PMCID: PMC5605415, DOI: 10.1016/j.ygyno.2017.07.009.Peer-Reviewed Original ResearchConceptsHigh HER2/neu expressionHER2/neu expressionEpithelial ovarian cancerHER2/neuAnti-tumor activityEOC cell linesT-DM1Neu expressionChemotherapy-resistant epithelial ovarian cancerLimited anti-tumor activityAntibody-dependent cell-mediated cytotoxicity (ADCC) activityCell linesSuperior anti-tumor activityCombination of trastuzumabLethal gynecologic malignancyEpithelial ovarian carcinomaTumor growth inhibitionEOC xenograftsGynecologic malignanciesPreclinical dataOvarian carcinomaOvarian cancerClinical studiesXenograft modelSingle agentSYD985, a novel duocarmycin-based HER2-targeting antibody-drug conjugate, shows promising antitumor activity in epithelial ovarian carcinoma with HER2/Neu expression
Menderes G, Bonazzoli E, Bellone S, Black J, Altwerger G, Masserdotti A, Pettinella F, Zammataro L, Buza N, Hui P, Wong S, Litkouhi B, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Santin AD. SYD985, a novel duocarmycin-based HER2-targeting antibody-drug conjugate, shows promising antitumor activity in epithelial ovarian carcinoma with HER2/Neu expression. Gynecologic Oncology 2017, 146: 179-186. PMID: 28473206, PMCID: PMC5533304, DOI: 10.1016/j.ygyno.2017.04.023.Peer-Reviewed Original ResearchMeSH KeywordsAdo-Trastuzumab EmtansineAdultAgedAnimalsAntibodies, Monoclonal, HumanizedAntibody-Dependent Cell CytotoxicityAntineoplastic Agents, AlkylatingBystander EffectCarcinoma, Ovarian EpithelialCell Line, TumorDuocarmycinsFemaleHumansImmunotoxinsIndolesMaytansineMiceMice, SCIDMiddle AgedNeoplasms, Glandular and EpithelialOvarian NeoplasmsPyrrolidinonesRandom AllocationReceptor, ErbB-2TrastuzumabXenograft Model Antitumor AssaysConceptsHER2/neu expressionAntibody-dependent cellular cytotoxicityEpithelial ovarian cancerLow HER2/neu expressionPeripheral blood lymphocytesHER2/neu 3Antibody-drug conjugatesT-DM1Neu expressionEOC cell linesNeu 3HER2-targeting antibody-drug conjugateNovel antibody-drug conjugateNovel HER2-targeting antibody-drug conjugateEpithelial ovarian carcinomaOvarian cancer xenograftsAnti-tumor activityCell linesEOC xenograftsTrastuzumab emtansineCancer xenograftsBlood lymphocytesOvarian cancerOvarian carcinomaSYD985Efficacy 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 trials
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 capabilityPrognosisTumors
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 linesSolitomab, an EpCAM/CD3 bispecific antibody construct (BiTE®), is highly active against primary uterine and ovarian carcinosarcoma cell lines in vitro
Ferrari F, Bellone S, Black J, Schwab CL, Lopez S, Cocco E, Bonazzoli E, Predolini F, Menderes G, Litkouhi B, Ratner E, Silasi DA, Azodi M, Schwartz PE, Santin AD. Solitomab, an EpCAM/CD3 bispecific antibody construct (BiTE®), is highly active against primary uterine and ovarian carcinosarcoma cell lines in vitro. Journal Of Experimental & Clinical Cancer Research 2015, 34: 123. PMID: 26474755, PMCID: PMC4609066, DOI: 10.1186/s13046-015-0241-7.Peer-Reviewed Original ResearchMeSH KeywordsAgedAntibodies, BispecificAntigens, NeoplasmAntineoplastic AgentsCarcinosarcomaCD3 ComplexCell Adhesion MoleculesCell Line, TumorCell ProliferationCoculture TechniquesCytokinesCytotoxicity, ImmunologicDrug Resistance, NeoplasmEpithelial Cell Adhesion MoleculeFemaleFlow CytometryHumansKiller Cells, NaturalLymphocyte ActivationMiddle AgedOvarian NeoplasmsT-Lymphocytes, CytotoxicUterine NeoplasmsConceptsCS cell linesPeripheral blood lymphocytesT cellsEpCAM/CD3-bispecific antibodyCell linesT cell-mediated killingT-cell activation markersFlow cytometryCD3 bispecific antibodyChromium release assaysT cell proliferationCarcinosarcoma cell lineFlow cytometry assaySingle-chain antibody constructCS cellsPositive cell linesH 51CrOvarian carcinosarcomaPleural effusionActivation markersGynecologic tumorsPoor prognosisCS patientsRecurrent/Blood lymphocytesPIK3CA 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 responsesNeratinib shows efficacy in the treatment of HER2 amplified carcinosarcoma in vitro and in vivo
Schwab CL, English DP, Black J, Bellone S, Lopez S, Cocco E, Bonazzoli E, Bussi B, Predolini F, Ferrari F, Ratner E, Silasi DA, Azodi M, Rutherford T, Schwartz PE, Santin AD. Neratinib shows efficacy in the treatment of HER2 amplified carcinosarcoma in vitro and in vivo. Gynecologic Oncology 2015, 139: 112-117. PMID: 26260909, PMCID: PMC4587290, DOI: 10.1016/j.ygyno.2015.08.002.Peer-Reviewed Original ResearchConceptsHER2/neuTreatment of HER2Efficacy of neratinibCarcinosarcoma cell lineTumor growthCell linesEffective treatment optionDeadliest gynecologic malignancyG0/G1 phaseCell cycle distributionCell signaling changesActivation of S6Neratinib treatmentGynecologic malignanciesOverall survivalTreatment optionsClinical trialsXenograft growthNew therapiesHER2NeratinibFlow cytometryNeuCycle distributionSignaling changesDacomitinib (PF-00299804), a second-generation irreversible pan-erbB receptor tyrosine kinase inhibitor, demonstrates remarkable activity against HER2-amplified uterine serous endometrial cancer in vitro
Zhu L, Lopez S, Bellone S, Black J, Cocco E, Zigras T, Predolini F, Bonazzoli E, Bussi B, Stuhmer Z, Schwab CL, English DP, Ratner E, Silasi DA, Azodi M, Schwartz PE, Rutherford TJ, Santin AD. Dacomitinib (PF-00299804), a second-generation irreversible pan-erbB receptor tyrosine kinase inhibitor, demonstrates remarkable activity against HER2-amplified uterine serous endometrial cancer in vitro. Tumor Biology 2015, 36: 5505-5513. PMID: 25669172, PMCID: PMC5573583, DOI: 10.1007/s13277-015-3218-4.Peer-Reviewed Original ResearchConceptsUterine serous carcinomaReceptor tyrosine kinase inhibitorsHER2/neu gene amplificationTyrosine kinase inhibitorsUSC cell linesNeu gene amplificationEndometrial cancerIrreversible pan-ErbB receptor tyrosine kinase inhibitorEpidermal growth factor receptor tyrosine kinase inhibitorsGrowth factor receptor tyrosine kinase inhibitorsEpidermal growth factor receptor 2Cell linesKinase inhibitorsEffect of dacomitinibStandard salvage chemotherapyGrowth factor receptor 2Serous endometrial cancerFlow cytometry-based assayHER2/neuFactor receptor 2Dose-dependent declineGene amplificationCell cycle distributionCytometry-based assayGrowth inhibition