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An Open-Label Study Of Exploratory Pharmacogenomics And Pharmacologic Effects Of Neoadjuvant Oral CCI-779 In Newly Diagnosed Prostate Cancer Patients Undergoing Radical Prostatectomy Who Have A High Risk Of Relapse

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Qué se está evaluando

Colección de datos

Quiénes están siendo reclutados

Enfermedades Urogenitales+6

+ Enfermedades Genitales

+ Enfermedades Genitales Masculinas

A partir de 18 años
Ver todos los criterios de elegibilidad
Cómo está diseñado el estudio

Estudio de Tratamiento

Fase 2
Intervencional
Inicio del estudio: agosto de 2003
Ver detalles del protocolo

Resumen

Patrocinador PrincipalJonsson Comprehensive Cancer Center
Última actualización: 14 de enero de 2026
Extraido de una base de datos validada por el gobierno.Reclamar como socio

Fecha de inicio: 1 de agosto de 2003

Fecha en la que se inscribió al primer participante.

OBJECTIVES: Primary * Determine the effects of oral CCI-779 on changes in the phosphorylation state of proteins in the mammalian target of rapamycin (mTOR) signaling pathway in the tumor tissue of patients with newly diagnosed prostate cancer undergoing radical prostatectomy. * Determine the effects of this drug on changes in p70S6 kinase activity, phosphorylation state of mTOR pathway proteins, and on global and targeted gene expression patterns in the peripheral blood mononuclear cells (PBMCs) of these patients. Secondary * Determine the effects of this drug on global and targeted gene expression patterns in these patients. * Identify pharmacodynamic/pharmacogenomic surrogate markers of this drug in both tumor tissue and PBMCs and determine if blood may be used as a surrogate tissue source for biomarkers of drug activity in the tumor in these patients. * Determine, preliminarily, the potential antitumor effects of this drug in these patients. * Determine the pharmacokinetics of this drug in these patients. * Correlate phosphatase and tensin homolog (PTEN) gene status with the pharmacodynamic/pharmacogenomic effects of this drug in these patients. * Determine the effects of this drug on changes in protein expression patterns in the plasma of these patients. OUTLINE: This is a randomized, open-label, multicenter study. Patients are randomized to 1 of 3 treatment arms. Patients randomized to arm III are stratified according to tumor expression of phosphatase and tensin homolog (PTEN) gene mutations (negative vs positive). * Arm I: Patients receive oral CCI-779 once daily for a total of 8 weeks. * Arm II: Patients receive a higher dose of CCI-779 as in arm I. * Arm III: Patients receive a higher dose (higher than arm II) of CCI-779 as in arm I. Approximately 24-48 hours after the last dose of CCI-779, patients in all arms undergo radical prostatectomy. Patients are followed on day 7-10 and then at 4 weeks after study completion. PROJECTED ACCRUAL: A total of 40 patients (5 each for arms I and II and 30 for arm III) will be accrued for this study.

Título OficialAn Open-Label Study Of Exploratory Pharmacogenomics And Pharmacologic Effects Of Neoadjuvant Oral CCI-779 In Newly Diagnosed Prostate Cancer Patients Undergoing Radical Prostatectomy Who Have A High Risk Of Relapse 
NCT00071968
Patrocinador PrincipalJonsson Comprehensive Cancer Center
Última actualización: 14 de enero de 2026
Extraido de una base de datos validada por el gobierno.Reclamar como socio

Protocolo

Esta sección proporciona detalles del plan del estudio, incluyendo cómo está diseñado y qué se está evaluando.
Detalles del Diseño

Se reclutarán 15 pacientes

Número total de participantes que el ensayo clínico espera reclutar.

Estudio de Tratamiento

Estos estudios prueban nuevas formas de tratar una enfermedad, condición o problema de salud. El objetivo es determinar si un nuevo medicamento, terapia o enfoque funciona mejor o tiene menos efectos secundarios que las opciones existentes.

Elegibilidad

Los investigadores buscan pacientes que cumplan ciertos criterios, conocidos como criterios de elegibilidad: estado general de salud o tratamientos previos.
Condiciones
Criterios

Hombre

Sexo biológico de los participantes elegibles para inscribirse.

A partir de 18 años

Rango de edades de los participantes que pueden unirse al estudio.

Voluntarios sanos no permitidos

Indica si personas sanas, sin la condición que se estudia, pueden participar.

Condiciones

Patología

Enfermedades UrogenitalesEnfermedades GenitalesEnfermedades Genitales MasculinasNeoplasias Genitales MasculinasNeoplasiasNeoplasias por SitioNeoplasias prostáticasEnfermedades ProstáticasNeoplasias Urogenitales

Criterios

DISEASE CHARACTERISTICS: * Histologically confirmed adenocarcinoma of the prostate * Diagnosis based on a minimum of 6 core biopsy samples * Clinically confirmed organ-confined disease * Candidate for radical prostatectomy * No evidence of metastatic disease by CT scan and bone scan * High risk of relapse based on either of the following criteria: * Any one of the following: * Stage T2C or higher * Gleason score greater than 7 * Prostate-specific antigen (PSA) greater than 20 ng/mL OR * Any two of the following: * Gleason score at least 7 * PSA 10-20 ng/mL * Greater than 50% of total biopsy cores with cancer involvement PATIENT CHARACTERISTICS: Age * 18 and over Performance status * ECOG 0-1 Life expectancy * Not specified Hematopoietic * No active bleeding * Absolute neutrophil count at least 1,500/mm\^3 * Platelet count at least 100,000/mm\^3 * Hemoglobin at least 10 g/dL Hepatic * No acute or chronic hepatitis B * Hepatitis B surface antigen negative * No acute or chronic hepatitis C * No antibodies to hepatitis C * Bilirubin no greater than 1.5 times upper limit of normal (ULN) * AST and ALT no greater than 2 times ULN Renal * No ongoing urinary tract infection necessitating rapid or emergent surgical resection * Creatinine no greater than 1.5 times ULN Cardiovascular * No unstable angina * No myocardial infarction within the past 6 months * No life-threatening ventricular arrhythmia requiring ongoing maintenance therapy Pulmonary * No known pulmonary hypertension * No pneumonitis Other * Fertile patients must use effective contraception during and for 12 weeks after study participation * HIV negative * No other severe immunocompromised states * No active infection requiring antibiotic therapy * No serious concurrent illness * No other major illness that would substantially increase the risk associated with study participation * No other malignancy within the past 5 years except basal cell or squamous cell skin cancer PRIOR CONCURRENT THERAPY: Biologic therapy * No concurrent immunotherapy Chemotherapy * No prior chemotherapy * No other concurrent chemotherapy Endocrine therapy * More than 3 weeks since prior IV corticosteroids * No concurrent systemic corticosteroids * No prior or concurrent hormonal therapy for underlying malignancy Radiotherapy * No prior or concurrent radiotherapy Surgery * More than 3 months since prior major surgery Other * More than 1 month since prior experimental drugs * More than 3 weeks since prior immunosuppressive agents * No concurrent immunosuppressive therapies * No other concurrent investigational agents * No concurrent enzyme-inducing anticonvulsants (e.g., phenobarbital, phenytoin, or carbamazepine) * No concurrent ketoconazole, diltiazem, rifampin, terfenadine, cisapride, astemizole, pimozide, or Hypericum perforatum (St. John's wort) * No concurrent grapefruit or grapefruit juice

Plan de Estudio

Conoce todos los tratamientos administrados en este estudio, su descripción detallada y en qué consisten.
Objetivos del Estudio

Objetivos del Estudio

Objetivos Primarios

Objetivos Secundarios

Centros del Estudio

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Este estudio tiene una ubicación

Suspendido

Jonsson Comprehensive Cancer Center at UCLA

Los Angeles, United StatesVer ubicación
Completado1 Centros de Estudio