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Anti-ALPP CAR-T Cells Immunotherapy for Advanced Solid Tumors

A Single-Arm, Single-Center, Open-Label Pilot Study of Anti-ALPP CART-cells in Patient With Alkaline Phosphatase, Placental (ALPP)-Positive Advanced Solid Tumor

Status
Completed
Phases
Phase 1Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT04627740
Enrollment
5
Registered
2020-11-13
Start date
2020-12-01
Completion date
2025-08-31
Last updated
2026-01-20

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Solid Tumors

Brief summary

The goal of this clinical trial is to evaluate the safety and efficacy of anti-ALPP chimeric antigen receptor (CAR)-modified T (CAR-T) cells in treating patients with ALPP-positive Advanced Solid Tumors.

Detailed description

Primary Objectives: To evaluate the number of ALPP-positive participants with treatment-related adverse events as assessed by CTCAE v4.0 after infusion with anti-ALPP CAR-T cells. Secondary Objectives: The number of patients experience objective response from anti-ALPP CAR-T cells treatment To evaluate the progression-free survival (PFS) of anti-ALPP CAR-T cells in patients with ALPP-positive patients. The number and percent of ALPP-CART cells in peripheral blood from ALPP-positive patients at 6 months after infusion

Interventions

DRUGRetroviral vector-transduced autologous T cells to express anti-ALPP CARs

Cyclophosphamide will be administered at dose of 20mg/kg for 1 day and then fludarabine will be given for the next 3 days with 35mg/m2 and then the CAR-T cells will be administered

Sponsors

Xinqiao Hospital of Chongqing
Lead SponsorOTHER
TCRCure Biopharma Ltd.
CollaboratorINDUSTRY

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
FEMALE
Age
18 Years to 70 Years
Healthy volunteers
No

Inclusion criteria

* Expected to survive more than 3 months * PS 0-2 * Immunohistochemistry was confirmed to be mesothelin positive ALPP (higher than 50%) * Patients with no curative regimen to receive * WBC\>3.5×1e+9/L,Hb\>90g/L,PLT\>75×1e+9/L * HBV DNA copy number less than 100/ml * ALT≤5ULN, AST≤5ULN, TB≤1.5ULN, ALB≥35g/L * Understand this test and have signed informed consent

Exclusion criteria

* Autoimmune diseases, or any uncontrolled active disease that hinders participation in the trial * Decompensated liver cirrhosis, liver function Child-pugh C grade * Portal vein tumor thrombus, arterial portal fistula, hepatic arteriovenous * Long-term use of immunosuppressive agents after organ transplantation * Screening indicated that the target cell transfection rate was less than 30% * Invasive pulmonary embolism, deep venous thrombosis, or other major arterial / venous thromboembolic events occurred 30 days or 30 days prior to randomization * Subjects had an active or uncontrollable infection requiring systemic therapy 14 days or 14 days prior to randomization * Pregnant or lactating subjects * In the opinion of the investigator, the presence of a medical history or a history of mental state may increase the number of subjects associated with the risk factors associated with the study or study drug administration * Subjects who have signed a written consent or who are in compliance with the study procedure; or who are unwilling or unable to comply with the study

Design outcomes

Primary

MeasureTime frameDescription
Number of patients suffering treatment-related AE1 yearTo evaluate the number of ALPP-positive participants with treatment-related adverse events as assessed by CTCAE v4.0 after infusion with anti-ALPP CAR-T cells.

Secondary

MeasureTime frameDescription
Objective response rate to ALPP-CART infusionEight weeksThe number of patients experience objective response from anti-ALPP CAR-T cells treatment
Progression-free survival to ALPP-CART infusion6 monthsTo evaluate the progression-free survival (PFS) of anti-ALPP CAR-T cells in patients with mesothelin-positive advanced ovarian carcinoma.
Number of peripheral CAR-T after infusion6 monthsThe number of ALPP-CART cells in peripheral blood from ALPP-positive patients at 6 months after infusion

Countries

China

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026