2023
The Poly (ADP-ribose) polymerase inhibitor olaparib and pan-ErbB inhibitor neratinib are highly synergistic in HER2 overexpressing epithelial ovarian carcinoma in vitro and in vivo
Han C, McNamara B, Bellone S, Harold J, Manara P, Hartwich T, Mutlu L, Yang-Hartwich Y, Zipponi M, Demirkiran C, Verzosa M, Altwerger G, Ratner E, Huang G, Clark M, Andikyan V, Azodi M, Dottino P, Schwartz P, Santin A. The Poly (ADP-ribose) polymerase inhibitor olaparib and pan-ErbB inhibitor neratinib are highly synergistic in HER2 overexpressing epithelial ovarian carcinoma in vitro and in vivo. Gynecologic Oncology 2023, 170: 172-178. PMID: 36706643, PMCID: PMC10023457, DOI: 10.1016/j.ygyno.2023.01.015.Peer-Reviewed Original ResearchConceptsCombination of olaparibOvarian cancerHER2 expressionSingle agentCell linesGynecologic cancer mortalityHER2-negative tumorsOvarian cancer cell linesOvarian cancer patientsEpithelial ovarian carcinomaNovel therapeutic optionsOC cell linesUnmet medical needPoly (ADP-ribose) polymerase (PARP) inhibitorsPan-ErbB inhibitorSingle-agent olaparibPolymerase inhibitor olaparibPoly (ADP-ribose) polymerase (PARP) inhibitor olaparibPrimary HER2Cancer cell linesNegative tumorsTherapeutic optionsCancer mortalityCancer patientsNeu expression
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
2016
Dual CCNE1/PIK3CA targeting is synergistic in CCNE1-amplified/PIK3CA-mutated uterine serous carcinomas in vitro and in vivo
Cocco E, Lopez S, Black J, Bellone S, Bonazzoli E, Predolini F, Ferrari F, Schwab CL, Menderes G, Zammataro L, Buza N, Hui P, Wong S, Zhao S, Bai Y, Rimm DL, Ratner E, Litkouhi B, Silasi DA, Azodi M, Schwartz PE, Santin AD. Dual CCNE1/PIK3CA targeting is synergistic in CCNE1-amplified/PIK3CA-mutated uterine serous carcinomas in vitro and in vivo. British Journal Of Cancer 2016, 115: 303-311. PMID: 27351214, PMCID: PMC4973158, DOI: 10.1038/bjc.2016.198.Peer-Reviewed Original ResearchMeSH KeywordsAnimalsAntineoplastic AgentsCell Line, TumorClass I Phosphatidylinositol 3-KinasesCyclin EDNA Copy Number VariationsFemaleGene Knockdown TechniquesHeterograftsHumansIn Situ Hybridization, FluorescenceIn Vitro TechniquesMiceMutationOncogene ProteinsPhosphatidylinositol 3-KinasesRNA, MessengerTissue Array AnalysisUterine NeoplasmsConceptsUterine serous carcinomaSerous carcinomaTumor growthCyclin E1 (CCNE1) gene amplificationRecurrent uterine serous carcinomaPrimary USC cell linesNovel therapeutic optionsSingle-agent treatmentIdeal therapeutic targetUSC cell linesCyclin E1 expressionUSC patientsUSC xenograftsInhibited cell growthCell cycle analysisAggressive variantTherapeutic optionsCCNE1 amplificationEndometrial tumorsCYC065Therapeutic targetClinical optionPIK3CA driver mutationsDriver mutationsXenografts
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 lines
2014
Taselisib, a selective inhibitor of PIK3CA, is highly effective on PIK3CA-mutated and HER2/neu amplified uterine serous carcinoma in vitro and in vivo
Lopez S, Schwab CL, Cocco E, Bellone S, Bonazzoli E, English DP, Schwartz PE, Rutherford T, Angioli R, Santin AD. Taselisib, a selective inhibitor of PIK3CA, is highly effective on PIK3CA-mutated and HER2/neu amplified uterine serous carcinoma in vitro and in vivo. Gynecologic Oncology 2014, 135: 312-317. PMID: 25172762, PMCID: PMC4270135, DOI: 10.1016/j.ygyno.2014.08.024.Peer-Reviewed Original ResearchMeSH KeywordsAdultAgedAged, 80 and overAnimalsAntineoplastic AgentsCarcinomaCell Cycle CheckpointsCell Line, TumorCell ProliferationClass I Phosphatidylinositol 3-KinasesDrug Screening Assays, AntitumorFemaleGene AmplificationHumansImidazolesIn Situ Hybridization, FluorescenceIn Vitro TechniquesMiceMiddle AgedNeoplasms, Cystic, Mucinous, and SerousOxazepinesPhosphatidylinositol 3-KinasesPhosphoinositide-3 Kinase InhibitorsReceptor, ErbB-2Uterine NeoplasmsXenograft Model Antitumor AssaysConceptsHER2/neu gene amplificationUterine serous carcinomaUSC cell linesNeu gene amplificationCell linesHER2/neuPIK3CA mutationsGene amplificationPhosphorylation of S6Serous carcinomaPIK3CA wild typeG0/G1 phaseSelective inhibitorOncogenic PIK3CA mutationsS6 proteinCell cycle distributionPrimary uterine serous carcinomaWild typeDownstream signalingPrimary USC cell linesCell cycleNovel therapeutic optionsDose-dependent increaseDifferential growth inhibitionG1 phase