Metabolic Reprogramming and Microenvironment in Pancreatic Adenocarcinoma
Metabolic Reprogramming and Microenvironment in Pancreatic Adenocarcinoma: Identification of New Therapeutic Targets
The present project aims to elucidate the metabolic interactions within the tumor microenvironment of pancreatic adenocarcinoma, both in the primary tumor and in hepatic and pulmonary metastatic sites, as well as in circulating blood biomarkers.
Deciphering these complex interactions aims to identify exploitable vulnerabilities for predicting treatment efficacy or for guiding therapeutic strategies.
연구 개요
상세 설명
Pancreatic adenocarcinoma (PDAC) remains one of the deadliest cancers, with survival rarely exceeding a few months and limited progress despite improved chemotherapy. Its poor prognosis is driven by late diagnosis, therapeutic resistance, and low responsiveness to targeted therapies and immunotherapy.
PDAC is characterized by a dense, immunosuppressive stroma and severe metabolic stress due to poor vascularization. Tumor progression relies heavily on stromal cells-such as cancer-associated fibroblasts and macrophages-as well as metabolic adaptations of cancer cells.
This project focuses on two key PDAC features to identify new biomarkers and therapeutic targets:
- Stromal cell prevalence
- Metabolic reprogramming
연구 유형
등록 (추정된)
연락처 및 위치
연구 연락처
- 이름: Jihane PAKRADOUNI
- 전화번호: +334 91223778
- 이메일: drci.up@ipc-unicancer.fr
연구 장소
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Marseille, 프랑스, 13009
- 모병
- Institut Paoli-Calmettes
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연락하다:
- Jihane PAKRADOUNI
- 전화번호: +334 91223778
- 이메일: drci.up@ipc.unicancer.fr
-
-
참여기준
자격 기준
공부할 수 있는 나이
- 성인
- 고령자
건강한 자원 봉사자를 받아들입니다
샘플링 방법
연구 인구
설명
Inclusion Criteria:
- Age > 18 years
- Signed written informed consent specific to the PROMETAP study
- Affiliation with a social security system
- Treatment and follow-up performed at the Institut Paoli-Calmettes
- Metastatic PDAC requiring biopsy as part of routine care (group1 and 2)
Prior treatment:
- No previous chemotherapy for the "initial" group
- No prior chemotherapy in the metastatic setting for the "Metastatic Relapse" group
- Eligible for chemotherapy (ECOG < 2)
Non-Inclusion Criteria:
- Contraindication to biopsy of the pancreatic tumor or a hepatic or pulmonary metastasis (group 1 and 2)
- Absence of a metastasis accessible to biopsy (group1 and 2)
- Concurrent treatment for another active cancer
- Pregnant or breastfeeding women
- Patients in emergency situations
5. Adult individuals under legal protection (guardianship, trusteeship, judicial protection) or unable to provide informed consent
공부 계획
연구는 어떻게 설계됩니까?
디자인 세부사항
코호트 및 개입
그룹/코호트 |
개입 / 치료 |
|---|---|
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Groupe 1-Initial
Paired pancreatic and liver/lung metastatic biopsies will be used to establish primary and metastatic cell cultures from tumor specimens obtained during routine diagnostic procedures, along with peripheral blood samples, in a cohort of 12 patients
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Tumor cells isolation
Isolation of blood monocytes
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Group 2- Relapse
Biopsies of liver or lung metastases obtained at metastatic relapse or progression, along with peripheral blood samples, will be required from 12 patients for the establishment of primary and metastatic cell cultures.
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Tumor cells isolation
Isolation of blood monocytes
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Group 3- Biological
40 patient samples collected before chemotherapy and paired samples collected during chemotherapy will support molecular and cellular analyses aimed at identifying and assessing novel biomarkers and therapeutic strategies
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Isolation of blood monocytes
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연구는 무엇을 측정합니까?
주요 결과 측정
결과 측정 |
측정값 설명 |
기간 |
|---|---|---|
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Evaluation and comparison of biological parameters reflecting metabolic alterations within the tumor microenvironment of pancreatic adenocarcinoma
기간: From sample collection to completion of analyses, estimated at 3 years
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These analyses aim to identify potential therapeutic targets and to explore diagnostic, prognostic, and predictive biomarkers of treatment response. |
From sample collection to completion of analyses, estimated at 3 years
|
2차 결과 측정
결과 측정 |
측정값 설명 |
기간 |
|---|---|---|
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Exploratory characterization of metabolic pathways, tumor microenvironment features, and associated biomarkers in pancreatic adenocarcinoma.
기간: From sample collection to completion of analyses, estimated at 3 years
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From sample collection to completion of analyses, estimated at 3 years
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공동 작업자 및 조사자
연구 기록 날짜
연구 주요 날짜
연구 시작 (실제)
기본 완료 (추정된)
연구 완료 (추정된)
연구 등록 날짜
최초 제출
QC 기준을 충족하는 최초 제출
처음 게시됨 (실제)
연구 기록 업데이트
마지막 업데이트 게시됨 (실제)
QC 기준을 충족하는 마지막 업데이트 제출
마지막으로 확인됨
추가 정보
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