CD70-CAR-NK Cell Therapy for T Cell Lymphoma and Acute Myeloid Leukemia
Cord Blood-derived CD70-targeting CAR-NK Cell Therapy for Refractory/Relapsed T Cell Lymphoma and Acute Myeloid Leukemia
Sponsor study identifier
interventional
25
1 country
1
Study Start
December 1, 2024
Actual (reported)Primary Completion
November 30, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Study Completion
November 30, 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
CD70 is a promising target for immunotherapy because it is overexpressed in T-cell lymphoma (TCL) and acute myeloid leukemia (AML) tumor cells but is found in deficient levels in normal tissues and hematopoietic stem cells. This study aims to evaluate the safety and efficacy of CD70-targeted CAR-NK (CD70-CAR-NK) cells in patients with relapsed and refractory TCL and AML.
Registry-reported information. Elapsed time and enrollment totals alone do not measure study progress or recruitment pace.
November 30, 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
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Dates and qualifiers reported by the registry. Estimated dates do not confirm that a milestone has occurred.
November 12, 2024
Actual (reported)November 20, 2024
Actual (reported)December 1, 2024
Actual (reported)November 30, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
November 30, 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
The incidence and type of dose-limiting toxicity (DLT) within 28 days
To determine the incidence and type of dose-limiting toxicity (DLT) within 28 days after CD70-CAR - NK cell infusion
28 days
the incidence and severity of treatment-related adverse events as assessed by CTCAE v4.0
CAR-NK treatment-related AEs include CRS, ICANS, cytopenia, and other non-hematological toxicities
within 90 days after CAR-NK infusion
Objective response rate (ORR) at day 30
30 days
duration of response
2 years
progression-free survival
2 years
CAR copies as assessed by qPCR
6 months
phenotypes of CAR-NK cells as assessed by flow cytometry
1 year
The first stage is a dose escalation study, with three CD70 CAR-NK dose levels. Each dose level is planned to recruit 3 to 6 subjects to evaluate safety and efficacy and determine the number of CD70 CAR-NK cells for treatment in the second stage. The second stage is the dose expansion stage, where 30 subjects are recruited to receive the number of CD70 CAR-NK cells recommended in the first stage.
CAR - NK cells constructed by using genetic engineering technology retain the original extensive tumor - killing ability of NK cells. By using their unique target cell recognition mechanism, the target is accurately locked on specific antigen proteins, thereby enhancing the anti - tumor effect. Cord blood-derived CAR - NK cell products shorten the treatment time and are inexpensive. Multiple studies have confirmed the feasibility of CAR - NK cells in treating hematological tumors. Blocking the CD70/CD27 signaling pathway plays an important role in inhibiting CD70 - positive tumors, such as refractory/relapsed T - cell lymphoma and acute myeloid leukemia. Pre - clinical studies in our laboratory have proved that CD70 CAR - NK can effectively inhibit the in - vivo and in - vitro proliferation of T - cell lymphoma and prolong survival.
Registry-reported names are shown in full. Names without a link have not yet been matched to a Syfrah profile.
The Second Affiliated Hospital, Zhejiang University School of Medicine
Hangzhou, Zhejiang, 310009, China
First Submitted
November 12, 2024
First Posted
November 20, 2024
Study Start
December 1, 2024
Actual (reported)Primary Completion
November 30, 2027
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Evaluate the Safety, Tolerability, Pharmacokinetic Profile, Efficacy of Bl-M11D1
Contact the study team to confirm eligibility.
Study Completion
November 30, 2028
EstimatedPlanned date reported by the registry; this milestone is not confirmed as achieved.
Last Updated
April 30, 2026
Record last verified: 2026-04
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Source: ClinicalTrials.gov.
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