Multi-omics Monitoring of Dynamic Evolution in Esophageal Squamous Cell Carcinoma: PKU-ESCC-Monitor

NCT ID: NCT07152535

Last Updated: 2025-09-03

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

NOT_YET_RECRUITING

Total Enrollment

255 participants

Study Classification

OBSERVATIONAL

Study Start Date

2025-09-01

Study Completion Date

2028-07-01

Brief Summary

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This prospective observational study (PKU-ESCC-Monitor) aims to characterize the dynamic evolution of esophageal squamous cell carcinoma (ESCC) using integrated multi-omics, including tissue genomics, ctDNA, imaging features, immune profiling and microbiome. Two cohorts will be followed: a peri-operative cohort after standard neoadjuvant therapy and surgery, and an advanced cohort receiving first-line immunotherapy. Clinical outcomes (DFS/PFS/OS) and biomarker dynamics will be analyzed to improve risk stratification and response prediction.

Detailed Description

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The study integrates clinical data with multi-omics (tumor tissue, surgical specimens, archived FFPE slides where applicable, serial blood for ctDNA and cytokines such as IL-6/IL-8, and exploratory immune/microbiome assessments). Patients are followed monthly or per routine visits up to 36-60 months. Analyses include RECIST 1.1-based responses (ORR, DCR, TTR, DOR), survival endpoints, and biomarker-clinical modeling to delineate ESCC evolutionary patterns and treatment response.

Conditions

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Esophageal Squamous Cell Carcinoma (ESCC)

Study Design

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Observational Model Type

COHORT

Study Time Perspective

PROSPECTIVE

Study Groups

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Peri-operative ESCC Cohort

Patients with histologically confirmed ESCC who complete standard neoadjuvant therapy and undergo transthoracic esophagectomy. Study assigns no treatment; care is per treating physicians. Study procedures include collection of tumor tissue/surgical specimens or archived FFPE slides and serial blood for ctDNA/cytokines, plus prospective follow-up of clinical outcomes.

No interventions assigned to this group

Advanced ESCC First-line Immunotherapy Cohort

Patients with unresectable/advanced ESCC receiving standard-of-care first-line immunotherapy at participating centers. No assigned intervention by the study; all treatments are per routine practice. Study procedures include tumor biopsy or archived FFPE slides and serial blood for ctDNA/cytokines, with prospective follow-up for responses and survival.

No interventions assigned to this group

Eligibility Criteria

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Inclusion Criteria

Peri-operative cohort:

1. Age ≥18 and \<80 years; ECOG 0-1.
2. Histologically confirmed ESCC.
3. Completed standard neoadjuvant therapy and planned/underwent 4.transthoracic esophagectomy with routine surgical specimens available.

5.Able to provide clinical course/outcomes and comply with follow-up at participating sites.

Advanced first-line immunotherapy cohort:

1. Age ≥18 and \<80 years; ECOG 0-1.
2. Histologically confirmed ESCC, or highly suspected by endoscopy/imaging when surgery is not feasible.
3. No prior systemic anti-cancer therapy for advanced disease; archived FFPE slides (3-5 µm, 5-8 slides) acceptable if fresh tissue unavailable.
4. Able to provide clinical information and comply with follow-up.

Exclusion Criteria

1. Prior anti-cancer therapy (except standard neoadjuvant therapy in the peri-operative cohort).
2. Other malignancy within 5 years (exceptions: non-melanoma skin cancer, in-situ melanoma, in-situ cervical cancer).
3. Inadequate clinical information.
4. Known infection with HIV, HBV, HCV, or syphilis.
5. Pre-operative imaging indicates insufficient tumor tissue (no visible target region) for study procedures.
6. Any condition deemed by investigators to make the patient unsuitable.
Minimum Eligible Age

18 Years

Maximum Eligible Age

79 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Peking University Cancer Hospital & Institute

OTHER

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Central Contacts

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Zhihao Lu

Role: CONTACT

+85201088196561

Other Identifiers

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LGH2025236

Identifier Type: OTHER

Identifier Source: secondary_id

PKU-ESCC-0604

Identifier Type: -

Identifier Source: org_study_id

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