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About
This phase I trial studies the side effects and best dose of genetically modified T-cell therapy in treating patients with receptor tyrosine kinase-like orphan receptor 1 positive (ROR1+) chronic lymphocytic leukemia (CLL), mantle cell lymphoma (MCL), acute lymphoblastic leukemia (ALL), stage IV non-small cell lung cancer (NSCLC), or triple negative breast cancer (TNBC) that has spread to other places in the body and usually cannot be cured or controlled with treatment (advanced). Genetically modified therapies, such as ROR1 specific chimeric antigen receptor (CAR) T-cells, are taken from a patient's blood, modified in the laboratory so they specifically may kill cancer cells with a protein called ROR1 on their surfaces, and safely given back to the patient after conventional therapy. The "genetically modified" T-cells have genes added in the laboratory to make them recognize ROR1.
Full description
PRIMARY OBJECTIVE:
I. To evaluate the safety of adoptive T cell therapy using ex vivo expanded autologous cluster of differentiation (CD)8+ and CD4+ ROR1 CAR-T cells for patients with advanced ROR1+ hematologic (Cohort A) and epithelial (Cohort B) malignancies.
SECONDARY OBJECTIVES:
I. To determine duration of in vivo persistence of adoptively transferred T cells, and the phenotype of persisting T cells.
II. To determine trafficking of adoptively transferred T cells traffic to the bone marrow or other tumor site and function in vivo.
III. To determine preliminary antitumor activity of the adoptive transfer of ROR1 CAR-T cells in patients with measurable tumor burden prior to T cell transfer.
OUTLINE: This is a dose escalation study of ROR1 CAR-specific autologous T-lymphocytes.
Patients receive chemotherapy comprising fludarabine phosphate and cyclophosphamide as determined by the referring physician in consultation with the protocol principal investigator (PI). Beginning within 36-96 hours after completion of lymphodepleting chemotherapy, patients receive ROR1 CAR-specific autologous T-lymphocytes intravenously (IV) over 20-30 minutes. Patients may receive a second infusion of ROR1 CAR-specific autologous T-lymphocytes with or without additional cytoreductive therapy at the same (for those that received the highest cell dose) or up to the next highest dose level and there is persistent disease, there were no toxicities attributed to the first infusion, and the patient is at least 21 days from the first T cell infusion.
After completion of study treatment, patients are followed up for at least 15 years.
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Inclusion criteria
INCLUSION CRITERIA FOR PATIENTS WITH CLL, MCL OR ALL (COHORT A)
INCLUSION CRITERIA FOR PATIENTS WITH NSCLC OR TNBC (COHORT B):
Patients with non-small cell lung cancer that is metastatic or inoperable and who have been treated with at least one line of prior therapy or declined conventional therapy
Patients with known epidermal growth factor receptor (EGFR) or anaplastic lymphoma kinase (ALK) mutations must have been treated on at least one line of molecularly targeted therapy (e.g., erlotinib, crizotinib)
Patients must have measurable disease by at least one of the criteria below:
ROR1 expression in > 20% of the primary tumor or metastasis by immunohistochemistry (IHC)
Karnofsky performance status of >= 70%
Patients must be off chemotherapy for a minimum of 3 weeks prior to start of treatment; targeted therapies must be stopped at least 3 days prior to start of lymphodepletion
Negative pregnancy test for women of childbearing potential; subjects of childbearing potential are those who have not been surgically sterilized or have not been free from menses for > 1 year
Fertile male and female patients 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
INCLUSION CRITERIA FOR TNBC:
Histologically confirmed diagnosis of metastatic TNBC; i.e. breast cancer that is estrogen receptor (ER) negative (=< 10%), progesterone receptor (PR) negative (=< 10%), and human epidermal growth factor receptor 2 (HER2) negative (0 or 1+ by immunohistochemistry or negative for gene amplification by fluorescence in situ hybridization [FISH])
Patients must have measurable disease by at least one of the criteria below:
Patients must have received standard adjuvant, neoadjuvant, and/or metastatic chemotherapy per National Comprehensive Cancer Network (NCCN) or institutional practice; no maximum on number of prior systemic treatment regimens
Patients may receive agents to protect against skeletal related complications such as zoledronic acid or denosumab
ROR1 expression in > 20% of the primary tumor or metastasis by IHC
Karnofsky performance status of >= 70%
Patients must be off chemotherapy for a minimum of 3 weeks prior to planned leukapheresis
Negative pregnancy test for women of childbearing potential; subjects of childbearing potential are those who have not been surgically sterilized or have not been free from menses for > 1 year
Fertile male and female patients 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
Exclusion criteria
EXCLUSION CRITERIA FOR PATIENTS WITH CLL, MCL, OR ALL (COHORT A)
EXCLUSION CRITERIA FOR PATIENTS WITH NSCLC OR TNBC (COHORT B):
EXCLUSION CRITERIA FOR TNBC:
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21 participants in 1 patient group
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Data sourced from clinicaltrials.gov
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