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Autologous CD5.CAR/28zeta CAR T cells

Autologous T-Cells Expressing a Second Generation CAR for Treatment of T-Cell Malignancies Expressing CD5 Antigen

  • RegistryNCT03081910
  • PhasePhase 1
  • StatusRecruiting
  • ConditionT-cell Acute Lymphoblastic Lymphoma
  • SponsorBaylor College of Medicine
How MAGENTA works1 min

The drug

What is being tested.

Three dose levels will be evaluated: Dose level one: 1×10\^7 cells/m2 Dose level two: 5×10\^7 cells/m2 Dose level three: 1×10\^8 cells/m2

To make the T cells the investigators will take blood from the patient or from the previous bone marrow transplant donor and stimulate it with growth factors to make the T cells grow. To get the CD5 antibody and CD28 to attach to the surface of the T cell, investigators insert the antibody gene into the T cell. This is done with a virus called a retrovirus that has been made for this study and will carry the antibody gene into the T cell.

This virus also helps investigators find the T cells in the patient's blood after they are injected. Because the patient will have received cells with a new gene in them the patient will be followed for a total of 15 years to see if there are any long term side effects of gene transfer.

The study

How the trial runs.

Patients eligible for this study have a type of blood cancer called T-cell leukemia or lymphoma (lymph gland cancer). The body has different ways of fighting infection and disease. No one way seems perfect for fighting cancers. This research combines two different ways of fighting disease, antibodies and T cells. Antibodies are proteins that protect the body from bacterial and other diseases.

T cells, or T lymphocytes, are special infection-fighting blood cells that can kill other cells including tumor cells. Both antibodies and T cells have shown promise treating patients with cancers, but have not been strong enough to cure most patients. T lymphocytes can kill tumor cells but there normally are not enough of them. Some researchers have taken T cells from a person's blood, grown more in the lab then given them back to the person.

Live record on ClinicalTrials.gov →

Eligibility

Who the study is looking for.

  • Procurement Inclusion Criteria for the Patient
  • Referred patients (Group A - NOW CLOSED) or their previous HSCT donors (Group B) will initially be consented for procurement of blood for generation of the transduced ATL. Patient eligibility criteria at this stage include:
  • Diagnosis of recurrent T-cell acute lymphoblastic leukemia (T-ALL), T-cell acute lymphoblastic lymphoma (T-LLy), or T-non-Hodgkin lymphoma (T-NHL, including Angioimmunoblastic T-cell lymphoma (AITL), Enteropathy-associated T-cell lymphoma (EATL), Monomorphic epitheliotropic intestinal T-cell lymphoma (MEITL), Peripheral T-cell lymphoma (PTCL) NOS, Anaplastic large cell lymphoma (ALCL), Adult T-cell leukemia/lymphoma, T cell prolymphocytic leukemia with symptomatic disease, Extranodal NK/T cell lymphoma, Mycosis fungoides/ Sezary Syndrome Stage IIB or higher))
  • Group A (auto arm - NOW CLOSED): Transplant naïve or relapsed post-allogeneic HSCT OR
  • Group B (allo arm): Relapsed post-allogeneic HSCT with previous HSCT donor from whom allogeneic MAGENTA CAR T cells can be manufactured
  • Suitable for allogeneic hematopoietic stem cell transplant (HSCT) with confirmation of an identified eligible allo-HSCT donor by FACT accredited institution

Inclusion criteria as written on the registry, trimmed. The full list, with exclusions, is on the live record.

How these trials work: what Phase 1 actually is · common questions Not clinical evidence.

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