2024
Preclinical activity of datopotamab deruxtecan, a novel TROP2 directed antibody-drug conjugate targeting trophoblast cell-surface antigen 2 (TROP2) in ovarian carcinoma
McNamara B, Greenman M, Bellone S, Santin L, Demirkiran C, Mutlu L, Hartwich T, Yang-Hartwich Y, Ratner E, Schwartz P, Santin A. Preclinical activity of datopotamab deruxtecan, a novel TROP2 directed antibody-drug conjugate targeting trophoblast cell-surface antigen 2 (TROP2) in ovarian carcinoma. Gynecologic Oncology 2024, 189: 16-23. PMID: 38981151, DOI: 10.1016/j.ygyno.2024.07.002.Peer-Reviewed Original ResearchTargets trophoblast cell-surface antigen-2Epithelial ovarian cancerAntibody-dependent cellular cytotoxicityPreclinical activityAntibody drug conjugatesOvarian cancerCell linesTumor cellsTrophoblast cell surface antigen 2Cell line-derived xenograft modelFlow cytometryCompared to tumor cellsEpithelial ovarian cancer cell linesOvarian cancer cell linesTumor cells in vitroOvarian cancer patientsPeripheral-blood lymphocytesEOC cell linesTumor growth suppressionAnnexin V-positiveGynecologic cancer mortalityIn vivo antitumor activityCells in vitroPrimary cell linesUnmet medical need
2023
Hyperthermic Intraperitoneal Chemotherapy in Ovarian Cancer
Gelissen J, Adjei N, McNamara B, Mutlu L, Harold J, Clark M, Altwerger G, Dottino P, Huang G, Santin A, Azodi M, Ratner E, Schwartz P, Andikyan V. Hyperthermic Intraperitoneal Chemotherapy in Ovarian Cancer. Annals Of Surgical Oncology 2023, 30: 5597-5609. PMID: 37358686, DOI: 10.1245/s10434-023-13757-0.Peer-Reviewed Original ResearchConceptsHyperthermic intraperitoneal chemotherapyIntraperitoneal chemotherapyOvarian cancerStage III epithelial ovarian cancerUse of HIPECEpithelial ovarian cancerHigh-quality evidenceOvarian cancer treatmentHIPEC useInterval cytoreductionCytoreductive surgeryNeoadjuvant chemotherapyPerioperative careHIPEC protocolsHIPEC techniqueTreatment modalitiesPatient outcomesSingle administrationTumor disseminationChemotherapyCancerCancer treatmentOptimal candidatesMain siteLife dataChapter 3 Ovarian carcinosarcoma
Tymon-Rosario J, Chui M, Santin A. Chapter 3 Ovarian carcinosarcoma. 2023, 41-54. DOI: 10.1016/b978-0-323-82938-0.00003-3.Peer-Reviewed Original ResearchHigh-grade serous ovarian carcinomaSurvival of womenEpithelial ovarian cancerSerous ovarian carcinomaEpithelial-mesenchymal transitionCarcinosarcoma patientsGynecologic tractHistologic subtypeOvarian carcinosarcomaAggressive diseaseAggressive malignancyCarcinoma componentOvarian tumorsClinical managementOvarian carcinomaClinical trialsOvarian cancerSarcomatous elementsAggressive natureCarcinosarcomaTumorsDiseaseSurvivalMolecular studiesPatients
2022
Safety and activity of anti-mesothelin antibody–drug conjugate anetumab ravtansine in combination with pegylated-liposomal doxorubicin in platinum-resistant ovarian cancer: multicenter, phase Ib dose escalation and expansion study
Santin A, Vergote I, González-Martín A, Moore K, Oaknin A, Romero I, Diab S, Copeland L, Monk B, Coleman R, Herzog T, Siegel J, Kasten L, Schlicker A, Schulz A, Köchert K, Walter A, Childs B, Elbi C, Bulat I. Safety and activity of anti-mesothelin antibody–drug conjugate anetumab ravtansine in combination with pegylated-liposomal doxorubicin in platinum-resistant ovarian cancer: multicenter, phase Ib dose escalation and expansion study. International Journal Of Gynecological Cancer 2022, 33: ijgc-2022-003927. PMID: 36564099, PMCID: PMC10086500, DOI: 10.1136/ijgc-2022-003927.Peer-Reviewed Original ResearchConceptsPlatinum-resistant ovarian cancerProgression-free survivalMedian progression-free survivalAnetumab ravtansineObjective response rateOvarian cancerLiposomal doxorubicinMedian durationAdverse eventsDose escalationMesothelin expressionCommon treatment-emergent adverse eventsPlatinum-resistant epithelial ovarian cancerResponse rateAnti-mesothelin monoclonal antibodyTreatment-emergent adverse eventsHigh mesothelin expressionPegylated-liposomal doxorubicinPhase Ib studyPhase III studyDose-limiting toxicityPromising clinical activityEpithelial ovarian cancerAnti-tumor activityCentral immunohistochemistryEP015/#546 In vitro and in vivo efficacy of trastuzumab deruxtecan (T-DXd) in epithelial ovarian cancer with HER2/NEU overexpression
Mutlu L, Manavella D, Bellone S, Santin A. EP015/#546 In vitro and in vivo efficacy of trastuzumab deruxtecan (T-DXd) in epithelial ovarian cancer with HER2/NEU overexpression. 2022, a54.2-a54. DOI: 10.1136/ijgc-2022-igcs.106.Peer-Reviewed Original ResearchHER2/neu overexpressionEpithelial ovarian cancerTrastuzumab deruxtecanNeu overexpressionOvarian cancerVivo efficacy
2021
Microtubule-Interfering Drugs: Current and Future Roles in Epithelial Ovarian Cancer Treatment
Tymon-Rosario J, Adjei NN, Roque DM, Santin AD. Microtubule-Interfering Drugs: Current and Future Roles in Epithelial Ovarian Cancer Treatment. Cancers 2021, 13: 6239. PMID: 34944858, PMCID: PMC8699494, DOI: 10.3390/cancers13246239.Peer-Reviewed Original ResearchEpithelial ovarian cancerOvarian cancerClinical dataEpithelial ovarian cancer treatmentTaxane-treated patientsUse of ixabepiloneRefractory ovarian cancerOngoing clinical trialsStandard of careOvarian cancer treatmentClinical trialsRecurrent treatmentTaxane resistanceCurrent standard practiceChemotherapeutic agentsTherapeutic agentsCancerCancer treatmentPutative mechanismsMicrotubular functionTreatmentDrugs partTaxanesCell deathCurrent use
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 trials
2019
51 In vitro and in vivo activity of sacituzumab govitecan, in ovarian cancer
Perrone E, Lopez S, Zeibek B, Bellone S, Zammataro L, Manzano A, Bonazzoli E, Manara P, Scambia G, Santin A. 51 In vitro and in vivo activity of sacituzumab govitecan, in ovarian cancer. International Journal Of Gynecological Cancer 2019, 29: a29. DOI: 10.1136/ijgc-2019-igcs.51.Peer-Reviewed Original ResearchEpithelial ovarian cancerTrop-2 expressionSacituzumab govitecanPrimary tumor cell linesEOC cell linesTrop-2EOC xenograftsOvarian cancerCell linesTumor cell linesAggressive epithelial ovarian cancerLethal gynecologic malignancyHigh ADCC activityGreater antitumor effectParaffin-embedded tumorsGynecologic malignanciesADCC activityOvarian tumorsPreclinical activityClinical trialsEpithelial tumorsSignificant bystander effectAntitumor effectsStrong stainingActive metabolite
2017
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
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, Pettinella F, Masserdotti A, Zammataro L, Buza N, Hui P, Wong S, Litkouhi B, Ratner E, Silasi D, Azodi M, Schwartz P, Santin A. SYD985, a novel duocarmycin-based HER2-targeting antibody-drug conjugate, shows promising antitumor activity in epithelial ovarian carcinoma with HER2/neu expression. Journal Of Clinical Oncology 2017, 35: e14009-e14009. DOI: 10.1200/jco.2017.35.15_suppl.e14009.Peer-Reviewed Original ResearchHER2/neu expressionHER2/neu 3Epithelial ovarian cancerAntibody-dependent cellular cytotoxicityAntibody-drug conjugatesT-DM1Neu expressionEOC cell linesNeu 3Low HER2/neu expressionHER2/neu 2HER2-targeting antibody-drug conjugateHER2 overexpression/amplificationNovel antibody-drug conjugateNovel HER2-targeting antibody-drug conjugateCell linesChemo-resistant diseaseEpithelial ovarian carcinomaOvarian cancer xenograftsLethal gynecological cancerOverexpression/amplificationAnti-tumor activityMonoclonal antibody trastuzumabEffector cellsEOC patientsSYD985, 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 carcinomaSYD985
2016
Tumor-associated macrophages drive spheroid formation during early transcoelomic metastasis of ovarian cancer
Yin M, Li X, Tan S, Zhou HJ, Ji W, Bellone S, Xu X, Zhang H, Santin AD, Lou G, Min W. Tumor-associated macrophages drive spheroid formation during early transcoelomic metastasis of ovarian cancer. Journal Of Clinical Investigation 2016, 126: 4157-4173. PMID: 27721235, PMCID: PMC5096908, DOI: 10.1172/jci87252.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsErbB ReceptorsFemaleHeterograftsHumansIntercellular Adhesion Molecule-1Macrophage-1 AntigenMacrophagesMiceMice, NudeNeoplasm MetastasisNeoplasm ProteinsNeoplasm TransplantationOvarian NeoplasmsSpheroids, CellularVascular Endothelial Growth Factor AVascular Endothelial Growth Factor Receptor-1ConceptsTumor-associated macrophagesOvarian cancerTranscoelomic metastasisTumor cellsICAM-1Mouse modelEpithelial ovarian cancerOvarian cancer growthOvarian cancer metastasisSpheroid formationOvarian cancer progressionVEGF/VEGFRTumor cell proliferationPharmacological blockadeMetastatic cancerColon cancerCancer growthMetastasisAntibody neutralizationTumor growthCancerClinical pathologyCancer metastasisCancer progressionΑMβ2 integrinMolecular diagnosis and molecular profiling to detect treatment-resistant ovarian cancer
English DP, Menderes G, Black J, Schwab CL, Santin AD. Molecular diagnosis and molecular profiling to detect treatment-resistant ovarian cancer. Expert Review Of Molecular Diagnostics 2016, 16: 769-782. PMID: 27169329, DOI: 10.1080/14737159.2016.1188692.Peer-Reviewed Original ResearchConceptsChemo-resistant diseaseOvarian cancerMolecular profilingOptimal cytoreductive surgeryRecurrent ovarian cancerEpithelial ovarian cancerLong non-coding RNA expressionLong-term survivalAbsence of improvementCancer stem cellsStem cell markersAdjuvant chemotherapyCytoreductive surgeryNon-coding RNA expressionCancer 5Gynecologic tumorsMEDLINE searchNew agentsMolecular mediatorsTerm survivalCancerCell markersDiseaseRNA expressionChromosomal aberrations
2012
Neoadjuvant chemotherapy (NACT) is an effective way of managing elderly women with advanced stage ovarian cancer (FIGO Stage IIIC and IV)
Glasgow MA, Yu H, Rutherford TJ, Azodi M, Silasi D, Santin AD, Schwartz PE. Neoadjuvant chemotherapy (NACT) is an effective way of managing elderly women with advanced stage ovarian cancer (FIGO Stage IIIC and IV). Journal Of Surgical Oncology 2012, 107: 195-200. PMID: 22648987, DOI: 10.1002/jso.23171.Peer-Reviewed Original ResearchMeSH KeywordsAge FactorsAgedAged, 80 and overAntineoplastic AgentsAntineoplastic Combined Chemotherapy ProtocolsCarboplatinCarcinoma, Ovarian EpithelialChemotherapy, AdjuvantCohort StudiesDrug Administration ScheduleFemaleHumansNeoadjuvant TherapyNeoplasm StagingNeoplasms, Glandular and EpithelialOvarian NeoplasmsPaclitaxelRetrospective StudiesSurvival AnalysisTreatment OutcomeConceptsEpithelial ovarian cancerAdvanced stage ovarian cancerUpfront cytoreductive surgeryNeoadjuvant chemotherapyStage ovarian cancerCytoreductive surgeryOvarian cancerNACT patientsAge 70Stage IV epithelial ovarian cancerAdvanced epithelial ovarian cancerImproved progression-free survivalRetrospective cohort studyShorter ICU stayStage IV diseaseProgression-free survivalLess blood lossSmall bowel resectionOverall survival analysisICU staySame chemotherapyUpfront surgeryMacroscopic diseasePerioperative morbidityStage IIICEGFR/HER-targeted therapeutics in ovarian cancer
Wilken JA, Badri T, Cross S, Raji R, Santin AD, Schwartz P, Branscum AJ, Baron AT, Sakhitab AI, Maihle NJ. EGFR/HER-targeted therapeutics in ovarian cancer. Future Medicinal Chemistry 2012, 4: 447-469. PMID: 22416774, PMCID: PMC4620931, DOI: 10.4155/fmc.12.11.Peer-Reviewed Original ResearchConceptsEpithelial ovarian cancerOvarian cancerHuman epidermal growth factor receptor (HER) familyEpidermal growth factor receptor familyGrowth factor receptor familyTreatment modalitiesFactor receptor familyClinical developmentDiverse malignanciesEGFR/Clinical settingUS FDACancerNew drugsReceptor familyPatientsMalignancyTherapeuticsTreatmentTyrosine kinaseSurvivalSame periodCarcinomaMajor roleEtiology
2011
A KRAS variant is a biomarker of poor outcome, platinum chemotherapy resistance and a potential target for therapy in ovarian cancer
Ratner ES, Keane FK, Lindner R, Tassi RA, Paranjape T, Glasgow M, Nallur S, Deng Y, Lu L, Steele L, Sand S, Muller RU, Bignotti E, Bellone S, Boeke M, Yao X, Pecorelli S, Ravaggi A, Katsaros D, Zelterman D, Cristea MC, Yu H, Rutherford TJ, Weitzel JN, Neuhausen SL, Schwartz PE, Slack FJ, Santin AD, Weidhaas JB. A KRAS variant is a biomarker of poor outcome, platinum chemotherapy resistance and a potential target for therapy in ovarian cancer. Oncogene 2011, 31: 4559-4566. PMID: 22139083, PMCID: PMC3342446, DOI: 10.1038/onc.2011.539.Peer-Reviewed Original ResearchMeSH Keywords3' Untranslated RegionsAgedAntineoplastic Combined Chemotherapy ProtocolsBiomarkers, TumorBRCA1 ProteinBRCA2 ProteinCarboplatinCell Line, TumorCell SurvivalDrug Resistance, NeoplasmFemaleGenotypeHumansKaplan-Meier EstimateMiddle AgedMultivariate AnalysisMutationNeoplasms, Glandular and EpithelialOvarian NeoplasmsPaclitaxelPolymorphism, Single NucleotidePrognosisProto-Oncogene ProteinsProto-Oncogene Proteins p21(ras)Ras ProteinsRNA InterferenceTreatment OutcomeConceptsEpithelial ovarian cancerEOC patientsKRAS-variantOvarian cancerPoor outcomeCancer riskTumor biologyPlatinum resistanceComplete clinical dataBiomarkers of outcomeDirect targetingEOC cell growthKnown BRCA mutationsFuture treatment approachesSubset of tumorsPlatinum chemotherapy resistanceCell linesNeoadjuvant chemotherapyBRCA mutationsClinical dataTreatment approachesChemotherapy resistanceKRAS oncogeneMultivariate analysisPatientsSerum Human Epididymis Protein 4 and Risk for Ovarian Malignancy Algorithm as New Diagnostic and Prognostic Tools for Epithelial Ovarian Cancer Management
Bandiera E, Romani C, Specchia C, Zanotti L, Galli C, Ruggeri G, Tognon G, Bignotti E, Tassi RA, Odicino F, Caimi L, Sartori E, Santin AD, Pecorelli S, Ravaggi A. Serum Human Epididymis Protein 4 and Risk for Ovarian Malignancy Algorithm as New Diagnostic and Prognostic Tools for Epithelial Ovarian Cancer Management. Cancer Epidemiology Biomarkers & Prevention 2011, 20: 2496-2506. PMID: 22028406, PMCID: PMC3237732, DOI: 10.1158/1055-9965.epi-11-0635.Peer-Reviewed Original ResearchConceptsHuman epididymis protein 4Epithelial ovarian cancerSerum human epididymis protein 4Independent prognostic factorOvarian Malignancy AlgorithmPrognostic factorsMalignancy AlgorithmProgression-free survivalLymph node involvementOvarian cancer managementPreoperative serum samplesProtein 4Ovarian benign cystsElevated CA125Node involvementPositive cytologyPostmenopausal womenPremenopausal womenMultivariable analysisMulticenter studyPrognostic valueAdvanced ageOvarian cancerBenign cystsObstetricians stage
2010
Neoadjuvant carboplatin and paclitaxel (CP) chemotherapy (NACT) in patients (pts) with advancedstage (AS) epithelial ovarian cancer (EOC) compared with upfront surgical cytoreduction (USC) followed by CP.
Schwartz P, Glasgow M, Yu H, Rutherford T, Azodi M, Silasi D, Santin A. Neoadjuvant carboplatin and paclitaxel (CP) chemotherapy (NACT) in patients (pts) with advancedstage (AS) epithelial ovarian cancer (EOC) compared with upfront surgical cytoreduction (USC) followed by CP. Journal Of Clinical Oncology 2010, 28: e15511-e15511. DOI: 10.1200/jco.2010.28.15_suppl.e15511.Peer-Reviewed Original ResearchTrop-2 overexpression as an independent marker for poor overall survival in ovarian carcinoma patients
Bignotti E, Todeschini P, Calza S, Falchetti M, Ravanini M, Tassi RA, Ravaggi A, Bandiera E, Romani C, Zanotti L, Tognon G, Odicino FE, Facchetti F, Pecorelli S, Santin AD. Trop-2 overexpression as an independent marker for poor overall survival in ovarian carcinoma patients. European Journal Of Cancer 2010, 46: 944-953. PMID: 20060709, DOI: 10.1016/j.ejca.2009.12.019.Peer-Reviewed Original ResearchConceptsEpithelial ovarian cancerTrop-2 overexpressionTrop-2 expressionOverall survivalPrognostic factorsProtein overexpressionTrop-2 protein expressionMultivariate Cox regression analysisConventional clinicopathological featuresPresence of ascitesCox regression analysisLymph node metastasisOvarian carcinoma patientsPoor overall survivalIndependent prognostic markerNovel prognostic factorUnivariate survival analysisAggressive malignant phenotypeImmunotherapeutic strategiesShort-term cultureCarcinoma patientsClinical courseNode metastasisClinicopathological featuresPrognostic significance
2009
Mammaglobin B is an independent prognostic marker in epithelial ovarian cancer and its expression is associated with reduced risk of disease recurrence
Tassi RA, Calza S, Ravaggi A, Bignotti E, Odicino FE, Tognon G, Donzelli C, Falchetti M, Rossi E, Todeschini P, Romani C, Bandiera E, Zanotti L, Pecorelli S, Santin AD. Mammaglobin B is an independent prognostic marker in epithelial ovarian cancer and its expression is associated with reduced risk of disease recurrence. BMC Cancer 2009, 9: 253. PMID: 19635143, PMCID: PMC2724548, DOI: 10.1186/1471-2407-9-253.Peer-Reviewed Original ResearchConceptsEpithelial ovarian cancerOvarian cancerEOC patientsMammaglobin BFresh-frozen tissue biopsiesMultiple histological subtypesDisease-free survivalLong-term prognosisAdditional prognostic informationRisk of recurrenceIndependent prognostic markerIndependent prognostic valueProtein levelsUnivariate survival analysisCancer-related deathAggressive tumor behaviorNormal ovarian controlsPrimary surgeryClinicopathologic characteristicsDisease recurrencePrognostic factorsClinical outcomesClinicopathologic featuresDecreased riskHistological subtypes