Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.

NCT03189836 · ClinicalTrials.gov registry record · Phase 1

Study of ACTR707 in Combination With Rituximab in Subjects With Relapsed or Refractory B Cell Lymphoma

A Phase 1 study, sponsored by Cogent Biosciences.

Terminated
Registry status
Phase 1
Development phase
26
Enrollment target

NCT03189836: Clinical Trial Phase 1 study, sponsored by Cogent Biosciences.

NCT03189836 is a Phase 1 study that was terminated before completion, run by Cogent Biosciences. The registered enrollment target is 26 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (57% lower). According to ClinicalTrials.gov, the official US trial registry.

View on ClinicalTrials.gov ↗

View your shortlist →

The verdict

NCT03189836, a Phase 1 study, was terminated before completion, sponsored by Cogent Biosciences.

TERMINATED
Registry status
Phase 1
Development phase
26 participants
Enrollment target

Study Summary

This is a phase 1, multi-center, single-arm, open-label study evaluating the safety and anti-lymphoma activity of an autologous T cell product (ACTR707) in combination with rituximab in subjects with refractory or relapsed CD20+ B cell lymphoma.

Primary Outcome

Dose-limiting toxicities, MTD, incidence and severity of AEs and clinically significant abnormalities of laboratory values

Interventions

  • BIOLOGICAL rituximab
  • BIOLOGICAL ACTR707

Trial Details

FieldValue
Enrollment Target 26 participants
Start Date 2017-10-04
Est. Completion 2020-09-21
Phase Phase 1
Cogent Biosciences

12 total trials

Why NCT03189836 stopped before completion

NCT03189836 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 26 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (57% lower).

The record links to 0 conditions, and to 2 interventions - of which rituximab is the first listed.

NCT03189836 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT03189836 about?

NCT03189836 is a clinical study titled "Study of ACTR707 in Combination With Rituximab in Subjects With Relapsed or Refractory B Cell Lymphoma". This is a phase 1, multi-center, single-arm, open-label study evaluating the safety and anti-lymphoma activity of an autologous T cell product (ACTR707) in combination with rituximab in subjects with refractory or relapsed CD20+ B cell lymphoma.

What is the current status of trial NCT03189836?

This trial is currently terminated. It is a Phase 1 study. The enrollment target is 26 participants. The study started on 2017-10-04. Estimated completion is 2020-09-21.

What interventions are being tested in trial NCT03189836?

The interventions under investigation include: rituximab (BIOLOGICAL), ACTR707 (BIOLOGICAL).

Who is sponsoring clinical trial NCT03189836?

This trial is sponsored by Cogent Biosciences, which has 12 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT03189836's enrollment target sits among peer trials

26 1482nd of 2000 higher than 506 of 2,000 other Phase 1 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

Nationwide trials with similar profiles

Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.

Similar enrollment target

  • NCT02646475 · 26 participants · Phase 1

    Metabolic Effects of Angiotensin-(1-7)

  • NCT03603223 · 26 participants · Phase 2

    Pembrolizumab in Treating Participants With Leukoplakia

  • NCT04063592 · 26 participants · NA

    AMI Construction in Lower Extremity Residual Limbs

  • NCT04906460 · 26 participants · Phase 1

    Open-label Study of WVE-N531 in Patients With Duchenne Muscular Dystrophy (FORWARD-53)

Similar registry start date

  • NCT05962346 · started 2026-12 · NA

    Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia

  • NCT07125183 · started 2026-12 · Phase 2

    Study on Efficacy and Tolerability of Weekly Doxorubicin in Elderly Patients With Advanced or Metastatic Leiomyosarcoma

  • NCT07292298 · started 2026-11 · Phase 2

    Phase 2 Single-Arm Rectal Cancer Brachytherapy for Patients With Low-Lying Residual Adenocarcinoma After Total Neoadjuvant Therapy to Improve Organ Preservation Rates

  • NCT04263285 · started 2026-10 · NA

    Treatment of Depression Post-SCI

Source: ClinicalTrials.gov NCT03189836, the US trial registry maintained by the National Library of Medicine. NCT03189836 (small enrollment · none site footprint · terminated) retrieved and formatted by PlainTrial, see methodology.