129 Participants Needed

PBCAR0191 for Blood Cancer

Recruiting at 20 trial locations
CP
IC
Overseen ByImugene Clinical Team
No Placebo GroupAll trial participants will receive the active study treatment (no placebo)

What You Need to Know Before You Apply

What is the purpose of this trial?

This trial tests a new treatment called PBCAR0191, targeting blood cancers such as B-ALL (a type of leukemia) and B-cell NHL (a type of lymphoma). The goal is to evaluate the safety and effectiveness of azer-cel, a type of CAR T-cell therapy that modifies immune cells to fight cancer. Participants will receive varying doses to determine the optimal and safest amount. This trial may suit individuals with specific aggressive blood cancers who have already tried two or more treatments without success. As a Phase 1 trial, the research focuses on understanding how the treatment works in people, offering participants the opportunity to be among the first to receive this new therapy.

Will I have to stop taking my current medications?

The trial protocol does not specify if you need to stop taking your current medications. However, it mentions that participants should not have received certain cancer treatments or live vaccines within specific time frames before starting the trial. It's best to discuss your current medications with the trial team to get a clear answer.

Is there any evidence suggesting that this treatment is likely to be safe for humans?

Research has shown that azer-cel, also known as PBCAR0191, has been tested for safety in people with certain blood cancers. Early results suggest it is generally well-tolerated. Some patients have experienced side effects, but these are often manageable. For instance, studies found that adjusting the dose can help manage risks, highlighting the importance of careful dosing.

While more information is needed to fully understand its safety, these early studies provide valuable insights. As this treatment remains in the early testing stages, scientists are primarily focused on finding the right dose and checking for any serious side effects. Interested individuals should consult a doctor to understand how these findings might apply to them.12345

Why do researchers think this study treatment might be promising?

Researchers are excited about PBCAR0191 for blood cancer because it utilizes a cutting-edge approach called CAR T-cell therapy. Unlike standard treatments like chemotherapy or radiation, CAR T-cell therapy involves genetically modifying a patient's own T-cells to better recognize and attack cancer cells. This personalized method not only offers a targeted attack on cancer but has also shown promise in cases where traditional therapies have failed. Furthermore, the different dosing levels being tested could lead to a more effective and customizable treatment plan, maximizing patient outcomes while minimizing side effects.

What evidence suggests that PBCAR0191 might be an effective treatment for blood cancer?

Research has shown that PBCAR0191, also known as azer-cel, holds promise for treating certain blood cancers. This trial evaluates various dose levels of azer-cel, each as a separate treatment arm, to determine the most effective and safe dosage. Studies have found that azer-cel can lead to high response rates in patients with relapsed or hard-to-treat diffuse large B-cell lymphoma (DLBCL), a type of non-Hodgkin lymphoma. In some cases, azer-cel has even resulted in complete responses, meaning the cancer becomes undetectable after treatment. This treatment uses CAR T-cells, specially modified immune cells that seek out and destroy cancer cells. Early findings suggest that the right dose of azer-cel can be given safely and may have strong cancer-fighting effects.12345

Who Is on the Research Team?

JB

John Byon, MD, PhD

Principal Investigator

Imugene Limited

Are You a Good Fit for This Trial?

Adults with aggressive CD19+ B-cell Non-Hodgkin's Lymphoma (NHL) or relapsed/refractory B-cell Acute Lymphoblastic Leukemia (ALL), who have tried at least two prior treatments, can join this trial. They should not have severe heart, lung, kidney, liver issues or active infections and must be HIV negative. Those with a history of CNS disease need to show clear recovery.

Inclusion Criteria

I have had only one treatment for the aggressive part of my lymphoma.
My heart, lungs, liver, kidneys, and bone marrow are functioning well.
My kidney function, measured by eGFR, is above 30 mL/min.
See 27 more

Exclusion Criteria

I have another cancer type that might return in the next 2 years, besides my current B-ALL or NHL.
I have active hepatitis B or C, or I have inactive hepatitis B and am on preventive treatment.
I need urgent treatment because my tumor is causing blockages or pressing on blood vessels.
See 26 more

Timeline for a Trial Participant

Screening

Participants are screened for eligibility to participate in the trial

2-4 weeks

Lymphodepletion

Participants receive lymphodepletion treatment prior to azer-cel administration

1 week

Treatment

Participants receive intravenous infusion of azer-cel on Day 0 and Day 5

1 week
2 visits (in-person)

Follow-up

Participants are monitored for safety and effectiveness after treatment

720 days

Long-term follow-up

Participants are followed in a separate long-term follow-up study for up to 15 years

What Are the Treatments Tested in This Trial?

Interventions

  • Cyclophosphamide
  • Fludarabine
  • PBCAR0191
Trial Overview The study is testing PBCAR0191 in combination with Fludarabine and Cyclophosphamide for safety and effectiveness in treating NHL and ALL. It involves gradually increasing the dose to find the best balance between benefits and side effects.
How Is the Trial Designed?
6Treatment groups
Experimental Treatment
Group I: Dose level 4cExperimental Treatment3 Interventions
Group II: Dose Level 4bExperimental Treatment5 Interventions
Group III: Dose Level 4Experimental Treatment3 Interventions
Group IV: Dose Level 3aExperimental Treatment3 Interventions
Group V: Dose Level 2Experimental Treatment3 Interventions
Group VI: Dose Level 1Experimental Treatment3 Interventions

Find a Clinic Near You

Who Is Running the Clinical Trial?

Imugene Limited

Lead Sponsor

Trials
7
Recruited
340+

Precision BioSciences, Inc.

Lead Sponsor

Trials
6
Recruited
330+

Published Research Related to This Trial

In a phase 1 study involving 57 patients with relapsed/refractory multiple myeloma, LCAR-B38M CAR T cell therapy showed an impressive overall response rate of 88%, with 68% of patients achieving a complete response.
While the therapy had a manageable safety profile, with common adverse events including leukopenia and cytokine release syndrome, it demonstrated durable responses with a median progression-free survival of 15 months.
A phase 1, open-label study of LCAR-B38M, a chimeric antigen receptor T cell therapy directed against B cell maturation antigen, in patients with relapsed or refractory multiple myeloma.Zhao, WH., Liu, J., Wang, BY., et al.[2020]
CAR T-cell therapies, such as tisagenlecleucel (Kymriah™) and axicabtagene ciloleucel (Yescarta™), are effective treatments for relapsed/refractory B-cell acute lymphoblastic leukemia and diffuse large B-cell lymphoma, utilizing genetically modified T cells that target the CD19 antigen.
These therapies are classified as 'living drugs' because they involve the genetic engineering of a patient's own T cells, highlighting the importance of proper collection and manufacturing processes for effective treatment.
[How to perform leukapheresis for procurement of the staring material used for commercial CAR T-cell manufacturing: A consensus from experts convened by the SFGM-TC].Carnoy, S., Beaumont, JL., Kanouni, T., et al.[2021]
Chimeric antigen receptor (CAR) T-cell therapy targeting the CD19 antigen has shown high effectiveness in treating patients with relapsed or refractory B-cell malignancies, with several therapies like tisagenlecleucel already approved in Japan.
Research is ongoing for CAR T-cell therapies targeting other cancers, such as acute myeloid leukemia (AML) and multiple myeloma, indicating a broadening scope of CAR T-cell applications beyond just B-cell malignancies.
[Chimeric antigen receptor T-cell therapy for hematological malignancies].Nakazawa, Y.[2019]

Citations

Study Details | NCT03666000 | Dose-escalation, ...This is a multicenter, nonrandomized, open-label, parallel assignment, dose-escalation, and dose-expansion study to evaluate the safety and tolerability, find ...
PBCAR0191) Associate with Allogeneic CAR T-Cell Safety ...Effective cell dose and functional attributes of azercabtagene zapreleucel (azer-cel; PBCAR0191) associate with allogeneic CAR T-cell safety and efficacy.
Optimizing R/R DLBCL Treatment: Azer-Cel Shows ...Promising results emerge from a phase 1b trial of azer-cel, an innovative CAR T-cell therapy, showing high response rates in DLBCL patients.
Precision BioSciences Presents Analysis of Azer-Cel, ...Cryopreserved, Post-thaw CAR T Cell Composition and Effective CAR T Cell Dose are Predictive for Response to Treatment with Azer-cel.
Azer-Cel Produces CRs in R/R DLBCL After Prior ...Azercabtagene zapreleucel produced complete responses in relapsed/refractory diffuse large B-cell lymphoma after prior autologous CAR T-cell therapy.
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