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Suspended No phase listed Observational

GRETeL: Tumor Response to Standard Radiotherapy and TMZ Patients With GBM

ClinicalTrials.gov ID: NCT05695976

Public ClinicalTrials.gov record NCT05695976. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Jul 23, 2026, 6:59 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Official title

A Study for Patients Newly Diagnosed With Glioblastoma Being Treated With Standard Radiotherapy and Temozolomide (TMZ) to Evaluate Tumor Response Via Liquid Biopsies (GRETeL)

Study identification

NCT ID
NCT05695976
Recruitment status
Suspended
Study type
Observational
Phase
Not listed
Lead sponsor
Duke University
Other
Enrollment
100 participants

Conditions and interventions

Interventions

Not listed

Eligibility (public fields only)

Age range
18 Years and older
Sex
All
Healthy volunteers
Healthy volunteers not accepted

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Apr 17, 2023
Primary completion
Dec 31, 2028
Completion
Dec 31, 2028
Last update posted
Jun 3, 2026

2023 – 2029

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
The Preston Robert Tisch Brain Tumor Center at Duke University Durham North Carolina 27710

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT05695976, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Jun 3, 2026 · Synced Jul 23, 2026

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Open the official record

The complete protocol, eligibility criteria, and contact information for NCT05695976 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →