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AzTrials

CD19-Positive Neoplastic Cells PresentPhase 1/2NCT01865617

Laboratory Treated T Cells in Treating Patients With Relapsed or Refractory Chronic Lymphocytic Leukemia, Non-Hodgkin Lymphoma, or Acute Lymphoblastic Leukemia

A Phase 1/2 study testing Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes in people with CD19-Positive Neoplastic Cells Present and Recurrent Adult Acute Lymphoblastic Leukemia, run by Fred Hutchinson Cancer Center at 1 site in United States.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
Search all trials

Trial summary

This phase I/II trial studies the side effects and best dose of laboratory treated T cells to see how well they work in treating patients with chronic lymphocytic leukemia, non-Hodgkin lymphoma, or acute lymphoblastic leukemia that have come back or have not responded to treatment. Read more about this study

Who is it for?
Ages 18 years and older
What is being tested?
Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
204 participants
Where
1 siteUnited States
Study dates
22 May 2013to 26 Mar 2021
Phase
Phase 1/2
Are there results?
Yes, posted in the registrySummary in the doctors' view

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 18 years and older
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • INCLUSIONS FOR SCREENING AND LEUKAPHERESIS
  • Patients with CD19 expressing acute lymphoblastic leukemia (ALL), chronic lymphocytic leukemia (CLL) or non-Hodgkin lymphoma (NHL)
  • Ability to understand and provide informed consent
  • Not human immunodeficiency virus (HIV) infected
  • INCLUSIONS FOR CAR-T CELL THERAPY
  • Patients with:
Show all 16Show fewer
  • CLL who are beyond first remission and who have failed combination chemoimmunotherapy with regimens containing a purine analogue and anti-CD20 antibody or who were not eligible for such therapy; patients with CLL for whom ibrutinib is now standard first line therapy, must have progressed on ibrutinib; patients with fludarabine refractory disease are eligible; patients may be treated following allogeneic hematopoietic cell transplant (HCT); for the concurrent ibrutinib cohort, patients must agree to continue on or be restarted on ibrutinib and must not have had prior intolerance to ibrutinib that would prevent this; patients managed with prior dose reductions for toxicity will continue at the reduced dose for the remainder of this study
  • Indolent NHL or mantle cell NHL who are beyond first remission and previously treated with chemoimmunotherapy or who were not eligible for such therapy; patients who have relapsed following autologous or allogeneic HCT are eligible
  • Aggressive NHL such as diffuse large B-cell lymphoma (DLBCL), who have relapsed or have residual disease following treatment with curative intent; patients should have relapsed following, or not be eligible for high-dose therapy and autologous HCT; patients with chemotherapy refractory disease or marrow involvement or comorbidities precluding successful autologous HCT are eligible; patients may be treated following allogeneic HCT
  • Patients with CD19 expressing, relapsed or refractory ALL
  • Patients with one of the above diagnoses whose disease state does not qualify but who have prognostic indicators that suggest a high risk of progression of disease may be screened and undergo leukapheresis; enrollment for T cell therapy would require meeting the full disease state eligibility
  • Confirmation of diagnosis
  • Evidence of CD19 expression by immunohistochemistry or flow cytometry on any prior or current tumor specimen or high likelihood of CD19 expression based on disease histology
  • Karnofsky performance status >= 60%
  • All patients of childbearing potential must be willing to use a contraceptive method before, during, and for at least two months after the T cell infusion
  • Ability to understand and provide informed consent

Who cannot join

  • EXCLUSIONS FOR CAR-T CELL THERAPY
  • Patients requiring ongoing daily corticosteroid therapy at a dose of > 15 mg of prednisone per day (or equivalent); pulsed corticosteroid use for disease control is acceptable
  • Active autoimmune disease requiring immunosuppressive therapy is excluded unless discussed with the Principal Investigator (PI)
  • Serum creatinine > 2.5 mg/dL
  • Serum glutamic oxaloacetic transaminase (SGOT) > 5 x upper limit of normal
  • Bilirubin > 3.0 mg/dL
Show all 10Show fewer
  • Patients with clinically significant pulmonary dysfunction, as determined by medical history and physical exam should undergo pulmonary function testing; those with a forced expiratory volume in one second (FEV1) of < 50 % of predicted will be excluded
  • Diffusing capacity of the lung for carbon monoxide (DLCO) (corrected) < 40% will be excluded
  • Significant cardiovascular abnormalities as defined by any one of the following: New York Heart Association (NYHA) class III or IV congestive heart failure, clinically significant hypotension, uncontrolled symptomatic coronary artery disease, or a documented ejection fraction of < 35%
  • Uncontrolled active infection

Trial locations and contacts

1 site in 1 country.

United States1 site
  • Fred Hutch/University of Washington Cancer Consortium

    Seattle, Washington, 98109

Other trials in United States

About this study

Official title: Phase I/II Study of Immunotherapy for Advanced CD19+ Chronic Lymphocytic Leukemia, Acute Lymphoblastic Leukemia/Lymphoma and Non-Hodgkin Lymphoma With Defined Subsets of Autologous T Cells Engineered to Express a CD19-Specific Chimeric Antigen Receptor

This phase I/II trial studies the side effects and best dose of laboratory treated T cells to see how well they work in treating patients with chronic lymphocytic leukemia, non-Hodgkin lymphoma, or acute lymphoblastic leukemia that have come back or have not responded to treatment. T cells that are treated in the laboratory before being given back to the patient may make the body build an immune response to kill cancer cells.

Read the detailed description

PRIMARY OBJECTIVES:

  1. To evaluate the feasibility and safety of adoptive T cell therapy using ex vivo expanded autologous CD8 positive (+) and CD4+ CD19 chimeric antigen receptor (CAR)-T cells for patients with advanced CD19+ B cell malignancies.

SECONDARY OBJECTIVES:

  1. To determine the duration of in vivo persistence of adoptively transferred T cells, and the phenotype of persisting T cells.

II. To determine if adoptively transferred T cells traffic to the bone marrow and function in vivo.

III. To determine if the adoptive transfer of CD19 CAR-T cells results in depletion of CD19+ B cells in vivo as a surrogate for functional activity.

IV. To determine if the adoptive transfer of CD19 CAR-T cells has antitumor activity in patients with measurable tumor burden prior to T cell transfer.

  1. To determine if the adoptive transfer of CD19 CAR-T cells is associated with tumor lysis syndrome.

OUTLINE: This is a phase I, dose-escalation study of autologous CD19 CAR T-cells followed by a phase II study.

Patients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells intravenously (IV) over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity.

DOSE DENSE EXPANSION COHORT: An additional cohort will receive a second anti-CD19-CAR lentiviral vector-transduced autologous T cell infusion without additional lymphodepleting chemotherapy 10-21 days after the first infusion if adequate CD19 CAR-T cells can be produced and appropriate criteria are met.

After completion of study treatment, patients are followed up for at least 15 years.

Being tested
Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
Medical subject headings
Precursor Cell Lymphoblastic Leukemia-Lymphoma, Leukemia, Lymphocytic, Chronic, B-Cell, Lymphoma, Large B-Cell, Diffuse, Lymphoma, Mantle-Cell, Lymphoma, Non-Hodgkin

What participants receive

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

  • Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T LymphocytesBiological

    Given IV

Study groups in NCT01865617
Study groupRoleWhat they receive
ALL (high tumor burden) dose level 1ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: ALL Tumor Burden: high Dose level: 1 up to 2x105 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
ALL (high tumor burden) dose level 2ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: ALL Tumor Burden: high Dose level: 2 up to 2x106 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
ALL (high tumor burden) dose level 3ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: ALL Tumor Burden: high Dose level: 3 up to 2x107 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
ALL (low tumor burden) dose level 1ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: ALL Tumor Burden: low Dose level: 1 up to 2x105 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
ALL (low tumor burden) dose level 2ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: ALL Tumor Burden: high Dose level: 2 up to 2x106 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
CLL dose level 1ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: CLL Dose level: 1 up to 2x105 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
CLL dose level 2ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: CLL Dose level: 2 up to 2x106 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
CLL dose level 3ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: CLL Dose level: 3 up to 2x107 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
CLL (ibrutinib) dose level 2ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: CLL (ibrutinib) Dose level: 2 up to 2x106 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
NHL dose level 1ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: NHL Dose level: 1 up to 2x105 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
NHL dose level 2ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: NHL Dose level: 2 up to 2x106 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
NHL dose level 3ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: NHL Dose level: 3 up to 2x107 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes
NHL (dose dense) dose level 2ExperimentalPatients receive anti-CD19-CAR lentiviral vector-transduced autologous T cells IV over 20-30 minutes on day 0. Treatment may be repeated in no less than 21 days with or without additional lymphodepleting chemotherapy if there is persistent disease in the absence of unacceptable toxicity. Disease subgroup: NHL Dose level: 2 up to 2x106 EGFR+ cells/kg
Receives: Biological: Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes

What is being measured

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

  1. Death Within 8 Weeks of the Study Cell Infusion Thought to be Definitely or Probably Related to Chimeric Antigen Receptor (CAR) T Cell Therapy

    Death within 8 weeks of the study cell infusion thought to be definitely or probably related to CAR T cell therapy will be assessed.

    Measured: Within 8 weeks of the study cell infusion

  2. Dose Limiting Toxicities

    Outcome will be reported as a count of participants that experienced a dose limiting toxicity on the study within 30 days post infusion.

    Measured: 30 days

  3. Objective Response Rate of Complete Response and Partial Response

    Outcome will be reported as the count of patients per arm that experienced a complete response/partial response.

    Complete response (CR): CR per Lugano criteria for nodal disease and minimal residual disease (MRD)-negative CR by flow cytometry for marrow disease.

    Partial response (PR): > 50% reduction of the sum of the products of the perpendicular diameters of marker lesions, no progression of any existing lesions, and no new lesions.

    Measured: Up to 1 year

  4. Overall Survival

    Outcome will be reported as a count of patients who survived up to 1 year post infusion.

    Measured: Up to 1 year

  5. Progression Free Survival

    Outcome will be reported as the count of patients per arm that survived and whose disease did not progress in the 1 year timeframe post infusion.

    Measured: Up to 1 year

Secondary outcomes (2)
  1. Duration of Persistence of Adoptively Transferred CD19 Chimeric Antigen Receptor (CAR)-T Cells

    Duration of persistence of adoptively transferred CD19 chimeric antigen receptor (CAR)-T cells. Outcome will be reported for each of the 3 cohorts on the study. Outcome data is both count of patients alive after 1 year and count of patients with CAR-T cells detected at 1 year.

    Measured: Up to day 365

  2. Migration of Adoptively Transferred CD19 Chimeric Antigen Receptor (CAR)-T Cells

    Migration of adoptively transferred CD19 chimeric antigen receptor (CAR)-T cells. Outcome will be reported for each of the 3 cohorts on the study. Outcome data is both count of patients with bone marrow disease involvement and count of patients with CAR-T cells detected in bone marrow at restaging.

    Measured: Up to 1 year

Timeline

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

  1. First posted31 May 2013 (estimated)
  2. Study start22 May 2013
  3. Primary completion26 Mar 2021
  4. Study completion26 Mar 2021

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
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
204 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01865617
Sponsor's protocol ID
2639.00
Other IDs
NCI-2013-00073, 2639, RG9213011, P50CA107399, R01CA136551
Status last verified
May 2022
First submitted
28 May 2013
Last updated
25 May 2022
Data monitoring committee
Yes
FDA-regulated drug
Yes
FDA-regulated device
No
Individual data sharing
No

Publications

  • Ortiz-Maldonado V, Liang EC, Huang JJ, Jeon Y, Hirayama AV, Kimble EL, Portuguese AJ, Khouderchah C, Braathen K, Torkelson A, Kirchmeier D, Shadman M, Maloney DG, Riddell SR, Turtle CJ, Gauthier J. A novel dose-dense strategy for CD19-directed CAR T-cell therapy is associated with durable responses without increased toxicity in patients with B-cell non-Hodgkin lymphoma. Haematologica. 2026 Jul 2. doi: 10.3324/haematol.2025.300321. Online ahead of print.

    PubMed 42389828
  • Fiorenza S, Zheng Y, Purushe J, Bock TJ, Sarthy J, Janssens DH, Sheih AS, Kimble EL, Kirchmeier D, Phi TD, Gauthier J, Hirayama AV, Riddell SR, Wu Q, Gottardo R, Maloney DG, Yang JYH, Henikoff S, Turtle CJ. Histone marks identify novel transcription factors that parse CAR-T subset-of-origin, clinical potential and expansion. Nat Commun. 2024 Sep 27;15(1):8309. doi: 10.1038/s41467-024-52503-2.

    PubMed 39333103
  • Liang EC, Albittar A, Huang JJ, Hirayama AV, Kimble EL, Portuguese AJ, Chapuis A, Shadman M, Till BG, Cassaday RD, Milano F, Kiem HP, Riddell SR, Turtle CJ, Maloney DG, Gauthier J. Factors associated with long-term outcomes of CD19 CAR T-cell therapy for relapsed/refractory CLL. Blood Adv. 2023 Nov 28;7(22):6990-7005. doi: 10.1182/bloodadvances.2023011399.

    PubMed 37774014
  • Juluri KR, Wu QV, Voutsinas J, Hou J, Hirayama AV, Mullane E, Miles N, Maloney DG, Turtle CJ, Bar M, Gauthier J. Severe cytokine release syndrome is associated with hematologic toxicity following CD19 CAR T-cell therapy. Blood Adv. 2022 Apr 12;6(7):2055-2068. doi: 10.1182/bloodadvances.2020004142.

    PubMed 34666344
  • Ernst M, Oeser A, Besiroglu B, Caro-Valenzuela J, Abd El Aziz M, Monsef I, Borchmann P, Estcourt LJ, Skoetz N, Goldkuhle M. Chimeric antigen receptor (CAR) T-cell therapy for people with relapsed or refractory diffuse large B-cell lymphoma. Cochrane Database Syst Rev. 2021 Sep 13;9(9):CD013365. doi: 10.1002/14651858.CD013365.pub2.

    PubMed 34515338
  • Gauthier J, Bezerra ED, Hirayama AV, Fiorenza S, Sheih A, Chou CK, Kimble EL, Pender BS, Hawkins RM, Vakil A, Phi TD, Steinmetz RN, Jamieson AW, Bar M, Cassaday RD, Chapuis AG, Cowan AJ, Green DJ, Kiem HP, Milano F, Shadman M, Till BG, Riddell SR, Maloney DG, Turtle CJ. Factors associated with outcomes after a second CD19-targeted CAR T-cell infusion for refractory B-cell malignancies. Blood. 2021 Jan 21;137(3):323-335. doi: 10.1182/blood.2020006770.

    PubMed 32967009
  • Hirayama AV, Gauthier J, Hay KA, Voutsinas JM, Wu Q, Pender BS, Hawkins RM, Vakil A, Steinmetz RN, Riddell SR, Maloney DG, Turtle CJ. High rate of durable complete remission in follicular lymphoma after CD19 CAR-T cell immunotherapy. Blood. 2019 Aug 15;134(7):636-640. doi: 10.1182/blood.2019000905.

    PubMed 31648294
  • Hirayama AV, Gauthier J, Hay KA, Voutsinas JM, Wu Q, Gooley T, Li D, Cherian S, Chen X, Pender BS, Hawkins RM, Vakil A, Steinmetz RN, Acharya UH, Cassaday RD, Chapuis AG, Dhawale TM, Hendrie PC, Kiem HP, Lynch RC, Ramos J, Shadman M, Till BG, Riddell SR, Maloney DG, Turtle CJ. The response to lymphodepletion impacts PFS in patients with aggressive non-Hodgkin lymphoma treated with CD19 CAR T cells. Blood. 2019 Apr 25;133(17):1876-1887. doi: 10.1182/blood-2018-11-887067. Epub 2019 Feb 19.

    PubMed 30782611
  • Tuazon SA, Li A, Gooley T, Eunson TW, Maloney DG, Turtle CJ, Linenberger ML, Connelly-Smith LS. Factors affecting lymphocyte collection efficiency for the manufacture of chimeric antigen receptor T cells in adults with B-cell malignancies. Transfusion. 2019 May;59(5):1773-1780. doi: 10.1111/trf.15178. Epub 2019 Feb 6.

    PubMed 30729531
  • Hay KA, Gauthier J, Hirayama AV, Voutsinas JM, Wu Q, Li D, Gooley TA, Cherian S, Chen X, Pender BS, Hawkins RM, Vakil A, Steinmetz RN, Schoch G, Chapuis AG, Till BG, Kiem HP, Ramos JD, Shadman M, Cassaday RD, Acharya UH, Riddell SR, Maloney DG, Turtle CJ. Factors associated with durable EFS in adult B-cell ALL patients achieving MRD-negative CR after CD19 CAR T-cell therapy. Blood. 2019 Apr 11;133(15):1652-1663. doi: 10.1182/blood-2018-11-883710. Epub 2019 Feb 6.

    PubMed 30728140
  • Hill JA, Li D, Hay KA, Green ML, Cherian S, Chen X, Riddell SR, Maloney DG, Boeckh M, Turtle CJ. Infectious complications of CD19-targeted chimeric antigen receptor-modified T-cell immunotherapy. Blood. 2018 Jan 4;131(1):121-130. doi: 10.1182/blood-2017-07-793760. Epub 2017 Oct 16.

    PubMed 29038338
  • Turtle CJ, Hanafi LA, Berger C, Gooley TA, Cherian S, Hudecek M, Sommermeyer D, Melville K, Pender B, Budiarto TM, Robinson E, Steevens NN, Chaney C, Soma L, Chen X, Yeung C, Wood B, Li D, Cao J, Heimfeld S, Jensen MC, Riddell SR, Maloney DG. CD19 CAR-T cells of defined CD4+:CD8+ composition in adult B cell ALL patients. J Clin Invest. 2016 Jun 1;126(6):2123-38. doi: 10.1172/JCI85309. Epub 2016 Apr 25.

    PubMed 27111235

Questions about this trial

What is this clinical trial studying?

A Phase 1/2 study testing Autologous Anti-CD19CAR-4-1BB-CD3zeta-EGFRt-expressing T Lymphocytes in people with CD19-Positive Neoplastic Cells Present and Recurrent Adult Acute Lymphoblastic Leukemia, run by Fred Hutchinson Cancer Center at 1 site in United States.

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 16 inclusion and 10 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: finished, as of the sponsor's last update on 25 May 2022. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in United States. Whether a site is taking part right now should be confirmed with that site. See every site.

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?

Yes. Results are posted in the registry (first posted 25 May 2022). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

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

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Death Within 8 Weeks of the Study Cell Infusion Thought to be Definitely or Probably Related to Chimeric Antigen Receptor (CAR) T Cell Therapy (time frame: Within 8 weeks of the study cell infusion). The study lists 5 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 NCT01865617, which also lists 12 linked publications.

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 25 May 2022.

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