# Characterization of Circulating and Tumor-infiltrating Immune Cells in Malignant Brain Tumors

> **NCT05831631** · — · RECRUITING · sponsor: **Pietro Mortini, MD, Prof.** · enrollment: 200 (estimated)

## Conditions studied

- Brain Tumor, Primary
- Brain Tumor - Metastatic

## Interventions

- **DIAGNOSTIC_TEST:** Circulating leukocytes immunophenotype
- **DIAGNOSTIC_TEST:** Tumor sampling

## Key facts

- **NCT ID:** NCT05831631
- **Lead sponsor:** Pietro Mortini, MD, Prof.
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2022-08-01
- **Primary completion:** 2028-07-31
- **Final completion:** 2029-08-01
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2025-06-11


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT05831631

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT05831631, "Characterization of Circulating and Tumor-infiltrating Immune Cells in Malignant Brain Tumors". Retrieved via AI Analytics 2026-06-26 from https://api.ai-analytics.org/clinical/NCT05831631. Licensed CC0.

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