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 vehicleLeiomyosarcoma
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 vehicleHomologous recombination deficiency (HRD) signature-3 in ovarian and uterine carcinosarcomas correlates with preclinical sensitivity to Olaparib, a poly (adenosine diphosphate [ADP]- ribose) polymerase (PARP) inhibitor
Tymon-Rosario JR, Manara P, Manavella DD, Bellone S, Hartwich TMP, Harold J, Yang-Hartwich Y, Zipponi M, Choi J, Jeong K, Mutlu L, Yang K, Altwerger G, Menderes G, Ratner E, Huang GS, Clark M, Andikyan V, Azodi M, Schwartz PE, Alexandrov LB, Santin AD. Homologous recombination deficiency (HRD) signature-3 in ovarian and uterine carcinosarcomas correlates with preclinical sensitivity to Olaparib, a poly (adenosine diphosphate [ADP]- ribose) polymerase (PARP) inhibitor. Gynecologic Oncology 2022, 166: 117-125. PMID: 35599167, DOI: 10.1016/j.ygyno.2022.05.005.Peer-Reviewed Original ResearchConceptsUterine carcinosarcomaCS cell linesSignature 3Cell linesPolymerase inhibitorsOverall animal survivalFresh tumor samplesPoly (ADP-ribose) polymerase (PARP) inhibitorsXenograft tumor growthG2/M phaseAggressive malignancyCS patientsPrimary tumorCell cycle arrestPrimary cell linesPoor survivalClinical studiesPreclinical sensitivityCarcinosarcomaTumor growthAnimal survivalOlaparib activityTumor samplesOlaparibAntitumor activity
2018
Female Sex Hormone Receptor Profiling in Uterine Adenosarcomas
Marcus JZ, Klobocista M, Karabakhtsian RG, Prossnitz E, Goldberg GL, Huang GS. Female Sex Hormone Receptor Profiling in Uterine Adenosarcomas. International Journal Of Gynecological Cancer 2018, 28: 500-504. PMID: 29303935, PMCID: PMC6125779, DOI: 10.1097/igc.0000000000001183.Peer-Reviewed Original ResearchConceptsG protein-coupled estrogen receptorHigh-grade featuresHigh-grade tumorsCases of ASReceptor statusGPER expressionTumor samplesUterine adenosarcomaH-scoreHigh-grade histologic featuresProtein-coupled estrogen receptorHormonal receptor statusProgesterone receptor statusEstrogen receptor statusEstrogen receptor βEstrogen receptor αIntensity of stainingTumor tissue sectionsClinicopathologic dataHistologic featuresSarcomatous overgrowthUterine carcinosarcomaHistologic diagnosisMedical recordsEstrogen receptor