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NCT05000372

68Ga-grazytracer PET/CT of Tumor Responses to Immunotherapy

Completed Phase 1, PHASE2 Last updated 4 December 2024
What this trial tests

Phase 1, PHASE2 trial testing 68Ga-grazytracer in Cancer in 24 participants. Completed in 31 May 2024.

Timeline
22 September 2021
Primary endpoint
25 May 2024
31 May 2024

Quick facts

Lead sponsorPeking University Cancer Hospital & Institute
PhasePhase 1, PHASE2
StatusCompleted
Study typeINTERVENTIONAL
Allocationna
Designsequential
Maskingnone
Primary purposediagnostic
Enrollment24
Start date22 September 2021
Primary completion25 May 2024
Estimated completion31 May 2024
Sites1 location across China

Drugs / interventions tested

Conditions studied

Sponsor

Peking University Cancer Hospital & Institute

Who can join

Adults 18 to 75, any sex, with Cancer. Patients with the condition only — healthy volunteers not accepted.

Sponsor's own description

This is an open-label positron emission tomography/computed tomography (PET/CT) study to investigate the safety and clinical predictive value of 68Ga-grazytracer in subjects with solid tumor or lymphoma receiving immunotherapy.

Publications & conference data

7 peer-reviewed publications reference this trial (live from Europe PMC):

  1. Noninvasive interrogation of CD8+ T cell effector function for monitoring early tumor responses to immunotherapy.
    Zhou H, Wang Y, Xu H, Shen X, et al · · 2022 · cited 49× · PMID 35788116 · DOI 10.1172/jci161065
  2. Molecular imaging to support cancer immunotherapy.
    van de Donk PP, Oosting SF, Knapen DG, van der Wekken AJ, et al · · 2022 · cited 30× · PMID 35922089 · DOI 10.1136/jitc-2022-004949
  3. <sup>68</sup>Ga-grazytracer PET for noninvasive assessment of response to immunotherapy in solid tumors and lymphomas: a phase 1/2 clinical trial.
    Shen X, Zhou H, Zhou X, Liu Z, et al · · 2024 · cited 13× · PMID 39389969 · DOI 10.1038/s41467-024-53197-2
  4. Clinical Application of ImmunoPET Targeting Checkpoint Inhibitors.
    Abenavoli EM, Linguanti F, Calabretta R, Delgado Bolton RC, et al · · 2023 · cited 11× · PMID 38067379 · DOI 10.3390/cancers15235675
  5. The role of CD8 PET imaging in guiding cancer immunotherapy.
    Zhang J, Du B, Wang Y, Cui Y, et al · · 2024 · cited 8× · PMID 39072335 · DOI 10.3389/fimmu.2024.1428541
  6. Companion Diagnostics in Clinical Therapy: Current Applications and Future Directions.
    Wu Y, Xue R, Luo X, Liao J, et al · · 2026 · PMID 41777248 · DOI 10.1002/mco2.70638
  7. The application and prospect of granzyme B-targeted PET imaging in cancer immunotherapy.
    Tong X, Jiang Y, Bi N. · · 2025 · PMID 41361310 · DOI 10.1186/s12967-025-07419-w

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Other recruiting trials for Cancer

Currently open trials in the same condition.

Other Peking University Cancer Hospital & Institute trials

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Data sources for this page

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