2023
Uterine leiomyosarcomas harboring MAP2K4 gene amplification are sensitive in vivo to PLX8725, a novel MAP2K4 inhibitor
McNamara B, Harold J, Manavella D, Bellone S, Mutlu L, Hartwich T, Zipponi M, Yang-Hartwich Y, Demirkiran C, Verzosa M, Yang K, Choi J, Dong W, Buza N, Hui P, Altwerger G, Huang G, Andikyan V, Clark M, Ratner E, Azodi M, Schwartz P, Burton E, Inagaki H, Albers A, Zhang C, Bollag G, Schlessinger J, Santin A. Uterine leiomyosarcomas harboring MAP2K4 gene amplification are sensitive in vivo to PLX8725, a novel MAP2K4 inhibitor. Gynecologic Oncology 2023, 172: 65-71. PMID: 36958197, PMCID: PMC10192120, DOI: 10.1016/j.ygyno.2023.03.009.Peer-Reviewed Original ResearchConceptsUterine leiomyosarcomaPDX modelsGain of functionMedian overall survivalPhase I trialOral gavage dailyVivo activityTumor growth inhibitionTumor volume differencesTumor cell proliferationOverall survivalTolerable toxicityI trialOral treatmentTreatment cohortsGavage dailyAggressive tumorsSCID miceULMS patientsPK studiesTumor samplesWestern blotCell proliferationControl vehicleLeiomyosarcomaTrastuzumab deruxtecan (DS-8201a), a HER2-targeting antibody–drug conjugate with topoisomerase I inhibitor payload, shows antitumor activity in uterine and ovarian carcinosarcoma with HER2/neu expression
Mauricio D, Bellone S, Mutlu L, McNamara B, Manavella D, Demirkiran C, 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 with topoisomerase I inhibitor payload, shows antitumor activity in uterine and ovarian carcinosarcoma with HER2/neu expression. Gynecologic Oncology 2023, 170: 38-45. PMID: 36610380, PMCID: PMC10445234, DOI: 10.1016/j.ygyno.2022.12.018.Peer-Reviewed Original ResearchConceptsHER2/neu expressionDS-8201aAntibody-drug conjugatesNeu expressionCS cell linesTrastuzumab deruxtecanOvarian carcinosarcomaTopoisomerase I inhibitor payloadCell linesAggressive gynecologic malignancyLimited therapeutic optionsEffective antibody-drug conjugatesCarcinosarcoma cell lineGynecologic malignanciesTherapeutic optionsIsotype controlSarcomatous elementsXenograft modelBystander killingFlow cytometryTumor cellsCarcinosarcomaAntitumor activityVivo studiesVivo activity
2022
Elimusertib (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 vehicle
2021
Integrated mutational landscape analysis of uterine leiomyosarcomas
Choi J, Manzano A, Dong W, Bellone S, Bonazzoli E, Zammataro L, Yao X, Deshpande A, Zaidi S, Guglielmi A, Gnutti B, Nagarkatti N, Tymon-Rosario JR, Harold J, Mauricio D, Zeybek B, Menderes G, Altwerger G, Jeong K, Zhao S, Buza N, Hui P, Ravaggi A, Bignotti E, Romani C, Todeschini P, Zanotti L, Odicino F, Pecorelli S, Ardighieri L, Bilguvar K, Quick CM, Silasi DA, Huang GS, Andikyan V, Clark M, Ratner E, Azodi M, Imielinski M, Schwartz PE, Alexandrov LB, Lifton RP, Schlessinger J, Santin AD. Integrated mutational landscape analysis of uterine leiomyosarcomas. Proceedings Of The National Academy Of Sciences Of The United States Of America 2021, 118: e2025182118. PMID: 33876771, PMCID: PMC8053980, DOI: 10.1073/pnas.2025182118.Peer-Reviewed Original ResearchConceptsHomologous recombination DNA repair deficiencySequencing dataWhole-genome sequencing dataRNA sequencing dataTCGA samplesCopy number variation analysisATRX/DAXXCopy number lossNumber variation analysisDNA repair deficiencyWhole-exome sequencing dataRecurrent somatic mutationsCopy number gainsCancer Genome AtlasPatient-derived xenograftsTumor suppressorAkt geneGenetic landscapeHRD signaturesPTEN geneGenesMost fusionsC-MycMutational signaturesC-myc/
2017
Dual-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