Cem Demirkiran, MD
Postdoctoral AssociateAbout
Research
Publications
2023
In Vivo and In Vitro Efficacy of Trastuzumab Deruxtecan in Uterine Serous Carcinoma.
Mutlu L, Manavella D, Bellone S, McNamara B, Harold J, Mauricio D, Siegel E, Buza N, Hui P, Hartwich T, Yang-Hartwich Y, Demirkiran C, Verzosa M, Altwerger G, Ratner E, Huang G, Clark M, Andikyan V, Azodi M, Dottino P, Schwartz P, Santin A. In Vivo and In Vitro Efficacy of Trastuzumab Deruxtecan in Uterine Serous Carcinoma. Molecular Cancer Therapeutics 2023, 22: 1404-1412. PMID: 37676984, DOI: 10.1158/1535-7163.mct-23-0126.Peer-Reviewed Original ResearchConceptsUterine serous carcinomaAntibody-dependent cellular cytotoxicityT-DXdUSC patientsUSC cell linesTrastuzumab deruxtecanSerous carcinomaHER2 expressionClinical trialsRecurrent uterine serous carcinomaTopoisomerase I inhibitor payloadSignificant antibody-dependent cellular cytotoxicityCell linesMultiple tumor indicationsPrimary USC cell linesLow HER2 expressionFuture clinical trialsHigh recurrence ratePeripheral blood lymphocytesERBB2 gene amplificationGrowth suppressionHER2-overexpressing cell linesTumor growth suppressionOverall survivalStandard chemotherapyUterine Leiomyosarcomas harboring MAP2K4 gene amplification are markedly sensitive in vivo to PLX8725, a Novel MAP2K4 Inhibitor (1315)
McNamara B, Harold J, Manavella D, Bellone S, Mutlu L, 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, Schlessinger J, Santin A. Uterine Leiomyosarcomas harboring MAP2K4 gene amplification are markedly sensitive in vivo to PLX8725, a Novel MAP2K4 Inhibitor (1315). Gynecologic Oncology 2023, 176: s193. DOI: 10.1016/j.ygyno.2023.06.218.Peer-Reviewed Original ResearchTrastuzumab deruxtecan in recurrent uterine serous carcinoma resistant to trastuzmab based-chemotherapy
McNamara B, Bellone S, Demirkiran C, Hartwich T, Santin A. Trastuzumab deruxtecan in recurrent uterine serous carcinoma resistant to trastuzmab based-chemotherapy. Gynecologic Oncology Reports 2023, 48: 101219. PMID: 37325293, PMCID: PMC10265462, DOI: 10.1016/j.gore.2023.101219.Peer-Reviewed Original ResearchUterine serous carcinomaHER2/neuSerous carcinomaT-DXdTreatment optionsRecurrent uterine serous carcinomaDose-limiting side effectEffective treatment optionNew treatment optionsBone painRecurrent diseaseDurable responsesTrastuzumab deruxtecanCA 125Disease burdenSide effectsCarcinomaAntibody drugsTreatmentSignificant reductionDiseaseNeuExperimental treatmentsMetastaticPainPembrolizumab and lenvatinib in recurrent ovarian clear cell carcinoma resistant to chemotherapy
McNamara B, Bellone S, Demirkiran C, Hartwich T, Santin A. Pembrolizumab and lenvatinib in recurrent ovarian clear cell carcinoma resistant to chemotherapy. Gynecologic Oncology Reports 2023, 48: 101218. PMID: 37325296, PMCID: PMC10265468, DOI: 10.1016/j.gore.2023.101218.Peer-Reviewed Original ResearchOvarian clear cell carcinomaClear cell carcinomaCombination of pembrolizumabCell carcinomaTreatment optionsRecurrent ovarian clear cell carcinomaWeeks of therapyCT scan findingsMild side effectsEffective treatment optionOral multikinase inhibitorNew treatment optionsDurable responsesMetastatic diseaseScan findingsPD-1Disease burdenTarget lesionsMultikinase inhibitorDrug combinationsSide effectsPembrolizumabLenvatinibMonoclonal antibodiesCarcinomaMonitoring Treatment Response, Early Recurrence, and Survival in Uterine Serous Carcinoma and Carcinosarcoma Patients Using Personalized Circulating Tumor DNA Biomarkers
Bellone S, McNamara B, Mutlu L, Demirkiran C, Hartwich T, Harold J, Yang-Hartwich Y, Siegel E, Santin A. Monitoring Treatment Response, Early Recurrence, and Survival in Uterine Serous Carcinoma and Carcinosarcoma Patients Using Personalized Circulating Tumor DNA Biomarkers. International Journal Of Molecular Sciences 2023, 24: 8873. PMID: 37240216, PMCID: PMC10219151, DOI: 10.3390/ijms24108873.Peer-Reviewed Original ResearchConceptsUterine serous carcinomaCS patientsEarly recurrenceDroplet digital polymerase chain reactionCA 125Serous carcinomaCtDNA testingTime of surgeryTime of recurrenceReliable tumor biomarkersTumour DNA biomarkersCarcinosarcoma patientsUSC patientsRecurrent diseaseOccult diseaseOverall survivalEndometrial cancerAggressive variantInitial treatmentRecurrent tumorsResidual tumorClinical findingsTreatment courseTreatment trialsPIK3CA mutationsUterine 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 vehicleLeiomyosarcomaCorrigendum to “Elimusertib (BAY1895344), a novel ATR inhibitor, demonstrates in vivo activity in ATRX mutated models of uterine leiomyosarcoma”
Harold J, Bellone S, Manavell 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. Corrigendum to “Elimusertib (BAY1895344), a novel ATR inhibitor, demonstrates in vivo activity in ATRX mutated models of uterine leiomyosarcoma”. Gynecologic Oncology 2023, 170: 334. PMID: 36906375, PMCID: PMC10266020, DOI: 10.1016/j.ygyno.2023.01.029.Peer-Reviewed Original ResearchThe 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 expressionTrastuzumab 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
Ovarian and uterine carcinosarcomas are sensitive in vitro and in vivo to elimusertib, a novel ataxia-telangiectasia and Rad3-related (ATR) kinase inhibitor
Manavella D, McNamara B, Harold J, Bellone S, Hartwich T, Yang-Hartwich Y, Mutlu L, Zipponi M, Demirkiran C, Verzosa M, Altwerger G, Ratner E, Huang G, Clark M, Andikyan V, Azodi M, Schwartz P, Dottino P, Choi J, Alexandrov L, Buza N, Hui P, Santin A. Ovarian and uterine carcinosarcomas are sensitive in vitro and in vivo to elimusertib, a novel ataxia-telangiectasia and Rad3-related (ATR) kinase inhibitor. Gynecologic Oncology 2022, 169: 98-105. PMID: 36525930, PMCID: PMC9925406, DOI: 10.1016/j.ygyno.2022.12.003.Peer-Reviewed Original ResearchConceptsHomologous recombination deficiencyCS cell linesCell linesWestern blotKinase inhibitorsOverall animal survivalProtein expressionDose-dependent increaseDose-dependent inhibitionCarcinosarcoma cell lineTumor growth inhibitionCaspase-3 expressionEndometrioid histologyAggressive malignancyUterine carcinosarcomaCS patientsPreclinical activityClinical trialsEpithelial componentAnimal survivalXenograftsApoptosis markersRecombination deficiencyP-ATRP-Chk1