# Circulating Biomarkers Repository in Adults Diagnosed With Primary and Metastatic Brain Tumors

> **NCT05480644** · — · RECRUITING · sponsor: **Duke University** · enrollment: 300 (estimated)

## Conditions studied

- Brain Tumor, Primary
- Brain Metastases, Adult

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT05480644
- **Lead sponsor:** Duke University
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2022-12-01
- **Primary completion:** 2032-12
- **Final completion:** 2032-12
- **Target enrollment:** 300 (ESTIMATED)
- **Last updated:** 2025-11-19


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05480644

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05480644, "Circulating Biomarkers Repository in Adults Diagnosed With Primary and Metastatic Brain Tumors". Retrieved via AI Analytics 2026-06-08 from https://api.ai-analytics.org/clinical/NCT05480644. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*