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LeukemiaPhase 1/2NCT05309213

Clinical Trial to Evaluate the Safety and Efficacy of IM19 CAR-T Cells in Patients With Relapsed and Refractory (R/R) B-cell Acute Lymphoblastic Leukemia

A Phase 1/2 study testing IM19 CAR-T cells in people with Leukemia, run by Beijing Immunochina Medical Science & Technology Co., Ltd..

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This is a phase I/II, open-label, multicenter study to assess the efficacy and safety of IM19 CAR-T cells in R/R B-cell Acute Lymphoblastic Leukemia Read more about this study

Who is it for?
Ages 3 to 25 years
Conditions the study is for
Leukemia
What is being tested?
IM19 CAR-T cells
Could I receive a placebo?
No, everyone receives an active treatment
How many people
58 participants
Where
No sites listed yet
Study dates
1 Apr 2022to 1 Jun 2025
Phase
Phase 1/2
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 3 to 25 years
  • All sexes
  • No healthy volunteers
  • Child, Adult

Who may be able to join

  • Relapsed or refractory B-ALL, defined as:
  • Not chieving a CR after 1 cycle of standard chemotherapy for relapsed leukemia.
  • Any relapse after HSCT and must be ≥ 6 months from HSCT at the time of IM19 CAR-T cells infusion.
  • Primary refractory as defined by not achieving a CR after 2 cycles of a standard chemotherapy regimen.
  • Patients with Ph+ ALL are eligible if they are intolerant to or have failed two lines of TKI ± chemotherapy ;Ph + all patients with T315I mutation are not required to receive at least two TKI ± chemotherapy in the absence of effective TKI therapy;
  • Morphological evidence of disease in bone marrow (at least 5% blasts).
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  • Aged 3 to 25 years, either sex;
  • Estimated life expectancy >3 months;
  • ECOG performance status of 0 or 1(age ≥ 16 years) or Lansky (age < 16 years) performance status ≥ 50;
  • Women of childbearing age who had a negative blood pregnancy test before the start of the trial and agreed to take effective contraceptive measures during the trial period until the last follow-up; male subjects with fertility partners agreed to take effective contraceptive measures during the trial period until the last follow-up;
  • Adequate organ function;
  • Volunteer to participate in this trial and sign on the informed consent.

Who cannot join

  • Isolated extramedullary disease relapse;
  • Burkitt's lymphoma;
  • Patient has obvious symptoms of central nervous system invasion and needs targeted treatment;
  • Patient has previously received gene product therapy;
  • Patients have graft-versus-host response(GVHD) and need to use immunosuppressants; Or GVHD ≥ grade 2 or being treated with anti GVHD; Or suffering from autoimmune diseases;
  • Patient received chemotherapy or radiotherapy within 3 days before leukapheresis
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  • Patient used systemic steroids within 5 days before leucapheresis, except those who were recently or currently using inhaled steroids;
  • Patients who used drugs to stimulate the production of bone marrow hematopoietic cells within 5 days before leucapheresis;
  • Patients have participated in other clinical studies within 1 month before screening or plan to participate in other drug clinical trials during this study;
  • Patient received allogeneic cell therapy within 6 weeks before CAR-T cell infusion, such as donor lymphocyte infusion(DLI);
  • History or presence of CNS disorder, such as epilepsy, epileptic seizures, cerebrovascular disease (ischemia / hemorrhage / cerebral infarction), brain edema, reversible posterior white matter encephalopathy, paralysis, aphasia, stroke, severe brain injury, dementia, Parkinson's disease, cerebellar disease, cerebral organic syndrome or mental disease;
  • Patients has HBV, HCV, HIV ,EBV,ECV or syphilis infection at the time of screening;
  • Pregnant or lactating, or planning pregnancy within 180 days after the end of CAR-T cells infusion, or male patients whose partners plan pregnancy 180 days after their CAR-T cell infusion;
  • Patients with other tumors in the past 5 years;
  • Within 14 days before enrollment, there were active or uncontrollable infections requiring systemic treatment.

Trial locations and contacts

No sites are listed yet.

About this study

Official title: A Phase 1-2 Study to Evaluate the Safety and Efficacy of IM19 CAR-T Cells in Patients With Relapsed and Refractory (R/R) B-cell Acute Lymphoblastic Leukemia

This is a phase I/II, open-label, multicenter study to assess the efficacy and safety of IM19 CAR-T cells in R/R B-cell Acute Lymphoblastic Leukemia

Conditions
Leukemia
Being tested
IM19 CAR-T cells
Keywords
CAR-T, B-cell Acute Lymphoblastic Leukemia
Medical subject headings
Leukemia, Burkitt Lymphoma

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • IM19 CAR-T cellsBiological

    IM19 CAR-T cells will be administered at dose level:5 x 10^4 CAR+ T cells/kg,1x 10^5 CAR+ T cells/kg,3 x 10^5 CAR+ T cells/kg,1 x 10^6 CAR+ T cells/kg

Study groups in NCT05309213
Study groupRoleWhat they receive
IM19 CAR-T cellsExperimentalNot described
Receives: Biological: IM19 CAR-T cells

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Incidence of Treatment Related adverse events (AEs)

    Measured: Up to 28 days after CAR-T cell infusion

  2. Persistence of CAR-T cells (cell counts and cell percentage in peripheral blood and bone marrow)

    The persistence over time of CAR T cells in the peripheral blood as determined by flow cytometry and qPCR.

    Measured: Up to 24 weeks after CAR-T cell infusion

Secondary outcomes (2)
  1. Objective response rate (ORR)

    Measured: At 28 days, 3 months and 6 months after CAR-T cell infusion

  2. Anti-therapeutic IM19 CAR-T cells antibody

    Measured: Up to 24 weeks after CAR-T cell infusion

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Apr 2022
  2. Study start1 Apr 2022 (estimated)
  3. Primary completion1 Apr 2025 (estimated)
  4. Study completion1 Jun 2025 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1/2
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Sequential
Masking
None (open label)
Enrolment
58 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT05309213
Sponsor's protocol ID
SD3
Status last verified
Mar 2022
First submitted
25 Mar 2022
Last updated
4 Apr 2022
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No

Publications

  • Pei X, Lv M, Zhao X, Liu Z, Deng L, Zhou Z, Ding Y, Liu J, Zhang L, Jiang Q, Zhang X, Lu X, He T, Huang X, Zhao X. Rapid Manufactured CAR-T Cells enriched for CD45RA-negative T cells Exhibit Superior Persistence Compared to Conventional CAR-T Therapy. Cancer Lett. 2026 Oct 2:218865. doi: 10.1016/j.canlet.2026.218865. Online ahead of print.

    PubMed 42826832

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing IM19 CAR-T cells in people with Leukemia, run by Beijing Immunochina Medical Science & Technology Co., Ltd..

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 12 inclusion and 15 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 4 Apr 2022. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this combined phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Phase 2 studies give the treatment to a larger group to see whether it has the intended effect and to keep checking safety.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Fei Wu, MD (+8615801390058, wufei@immunochina.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Incidence of Treatment Related adverse events (AEs) (time frame: Up to 28 days after CAR-T cell infusion). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT05309213, which also lists 1 linked publication.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 4 Apr 2022.

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