deltatrials
Active Not Recruiting PHASE1 INTERVENTIONAL 1-arm NCT04577326

Mesothelin-targeted CAR T-cell Therapy in Patients With Mesothelioma

A Single-Arm, Open-Label, Phase I Trial to Assess the Safety of Genetically Engineered Autologous T Cells Targeting the Cell Surface Antigen Mesothelin With Cell-Intrinsic Checkpoint Inhibition in Patients With Mesothelioma

Sponsor: Atara Biotherapeutics

Updated 15 times since 2020 Last updated: Jul 24, 2025 Started: Sep 30, 2020 Primary completion: Sep 30, 2026 Completion: Sep 30, 2026
This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

A PHASE1 clinical study on Malignant Pleural Mesothelioma (MPM), this trial is ongoing. The trial is conducted by Atara Biotherapeutics and has accumulated 15 data snapshots since 2020. Oncology trials at this stage typically focus on safety, tolerability, and early efficacy signals.

Status Flow

~Nov 2020 – ~Jan 2021 · 2 months · monthly snapshot~Jan 2021 – ~Feb 2021 · 31 days · monthly snapshot~Feb 2021 – ~May 2021 · 3 months · monthly snapshot~May 2021 – ~Sep 2021 · 4 months · monthly snapshot~Sep 2021 – ~Jun 2022 · 9 months · monthly snapshot~Jun 2022 – ~Jul 2022 · 30 days · monthly snapshot~Jul 2022 – ~Nov 2022 · 4 months · monthly snapshot~Nov 2022 – ~Jan 2023 · 2 months · monthly snapshot~Jan 2023 – ~Sep 2023 · 8 months · monthly snapshot~Sep 2023 – ~Jun 2024 · 9 months · monthly snapshot~Jun 2024 – ~Jul 2024 · 30 days · monthly snapshot~Jul 2024 – ~Aug 2024 · 31 days · monthly snapshot~Aug 2024 – ~Sep 2024 · 31 days · monthly snapshot~Sep 2024 – ~Aug 2025 · 11 months · monthly snapshot~Aug 2025 – present · 11 months · monthly snapshot

Change History

15 versions recorded
  1. Aug 2025 — Present [monthly]

    Active Not Recruiting PHASE1

  2. Sep 2024 — Aug 2025 [monthly]

    Active Not Recruiting PHASE1

  3. Aug 2024 — Sep 2024 [monthly]

    Active Not Recruiting PHASE1

    Status: RecruitingActive Not Recruiting

  4. Jul 2024 — Aug 2024 [monthly]

    Recruiting PHASE1

  5. Jun 2024 — Jul 2024 [monthly]

    Recruiting PHASE1

Show 10 earlier versions
  1. Sep 2023 — Jun 2024 [monthly]

    Recruiting PHASE1

  2. Jan 2023 — Sep 2023 [monthly]

    Recruiting PHASE1

    Status: Active Not RecruitingRecruiting

  3. Nov 2022 — Jan 2023 [monthly]

    Active Not Recruiting PHASE1

  4. Jul 2022 — Nov 2022 [monthly]

    Active Not Recruiting PHASE1

    Status: RecruitingActive Not Recruiting

  5. Jun 2022 — Jul 2022 [monthly]

    Recruiting PHASE1

  6. Sep 2021 — Jun 2022 [monthly]

    Recruiting PHASE1

  7. May 2021 — Sep 2021 [monthly]

    Recruiting PHASE1

  8. Feb 2021 — May 2021 [monthly]

    Recruiting PHASE1

  9. Jan 2021 — Feb 2021 [monthly]

    Recruiting PHASE1

  10. Nov 2020 — Jan 2021 [monthly]

    Recruiting PHASE1

    First recorded

Sep 2020

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:
  • Atara Biotherapeutics
  • Memorial Sloan Kettering Cancer Center
Data source: Memorial Sloan Kettering Cancer Center

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations