2022
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
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
2019
PARP-1 activity (PAR) determines the sensitivity of cervical cancer to olaparib
Bianchi A, Lopez S, Altwerger G, Bellone S, Bonazzoli E, Zammataro L, Manzano A, Manara P, Perrone E, Zeybek B, Han C, Menderes G, Ratner E, Silasi DA, Huang GS, Azodi M, Newberg JY, Pavlick DC, Elvin J, Frampton GM, Schwartz PE, Santin AD. PARP-1 activity (PAR) determines the sensitivity of cervical cancer to olaparib. Gynecologic Oncology 2019, 155: 144-150. PMID: 31434613, PMCID: PMC6788971, DOI: 10.1016/j.ygyno.2019.08.010.Peer-Reviewed Original ResearchMeSH KeywordsAdultAnimalsApoptosisCell Growth ProcessesCell Line, TumorDose-Response Relationship, DrugDrug Resistance, NeoplasmFemaleG2 Phase Cell Cycle CheckpointsHumansM Phase Cell Cycle CheckpointsMice, SCIDMiddle AgedPhthalazinesPiperazinesPoly (ADP-Ribose) Polymerase-1Poly(ADP-ribose) Polymerase InhibitorsUterine Cervical NeoplasmsXenograft Model Antitumor AssaysYoung AdultConceptsPoly (ADP-ribose) polymerase (PARP) inhibitorsCervical cancerCC cell linesCell linesPARP-1 activityOverall animal survivalMajor health problemCC cell growthXenograft tumor growthWestern blot assaysG2/M phaseVivo antitumor activityCC xenograftsCC patientsPreclinical activityPAR expressionCell cycle arrestOvarian cancerPrimary cell linesOlaparib treatmentUseful biomarkerHealth problemsTumor growthAnimal survivalOlaparib activityPI3K oncogenic mutations mediate resistance to afatinib in HER2/neu overexpressing gynecological cancers
Bonazzoli E, Cocco E, Lopez S, Bellone S, Zammataro L, Bianchi A, Manzano A, Yadav G, Manara P, Perrone E, Haines K, Espinal M, Dugan K, Menderes G, Altwerger G, Han C, Zeybek B, Litkouhi B, Ratner E, Silasi DA, Huang GS, Azodi M, Schwartz PE, Santin AD. PI3K oncogenic mutations mediate resistance to afatinib in HER2/neu overexpressing gynecological cancers. Gynecologic Oncology 2019, 153: 158-164. PMID: 30630630, PMCID: PMC6430698, DOI: 10.1016/j.ygyno.2019.01.002.Peer-Reviewed Original ResearchMeSH KeywordsAdultAfatinibAgedAnimalsAntineoplastic AgentsCell Line, TumorClass I Phosphatidylinositol 3-KinasesClass Ia Phosphatidylinositol 3-KinaseDrug Resistance, NeoplasmFemaleGenital Neoplasms, FemaleHumansMiceMice, SCIDMiddle AgedMutationPhosphatidylinositol 3-KinasesProtein Kinase InhibitorsReceptor, ErbB-2TransfectionXenograft Model Antitumor AssaysConceptsHER2/neuAKT/mTOR pathwayPIK3CA mutationsMTOR pathwayActivity of afatinibEffect of afatinibPI3K/AKT/mTOR pathwayPotential mechanismsPIK3CA/AKT/mTOR pathwayRapid tumor growthGreater compensatory increasePI3K mutationsAmplification/mutationOncogenic PIK3CA mutationsAfatinib exposurePIK3CA H1047RGynecological cancerClinical trialsMTOR inhibitorsAfatinibTumor growthCompensatory increasePhosphorylated Akt proteinPIK3CA geneC-erb