Universal Chimeric Antigen Receptor T-Cell (UCAR T-cell) Therapy Targeting CD19/B Cell Maturation Antigen (CD19/BCMA) in Patients With r/r Neurological Autoimmune Diseases

NCT ID: NCT06939166

Last Updated: 2025-12-15

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

RECRUITING

Clinical Phase

EARLY_PHASE1

Total Enrollment

12 participants

Study Classification

INTERVENTIONAL

Study Start Date

2025-06-17

Study Completion Date

2027-10-31

Brief Summary

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This is an open label, single-site, dose-escalation study in up to 12 participants with relapsed or refractory Neurological Autoimmune Diseases. This study aims to evaluate the safety and efficacy of the treatment with universal CD19/BCMA CAR T-cells.

Detailed Description

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This is an investigator-initiated trial to evaluate the safety and efficacy of universal CD19/BCMA CAR T-cells in Relapsed or Refractory Neurological Autoimmune Diseases.

Study intervention consists of a single infusion of universal CAR T-cells administered intravenously after a lymphodepleting therapy regimen consisting of fludarabine and cyclophosphamide.

Interim analysis will be performed when participants finish the visit 90 days after CAR T-cell infusion.

Conditions

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Neuromyelitis Optica Spectrum Disorders Myasthenia Gravis Multiple Sclerosis Chronic Inflammatory Demyelinating Polyradiculoneuropathy Autoimmune Encephalitis

Study Design

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Allocation Method

NA

Intervention Model

SINGLE_GROUP

Primary Study Purpose

TREATMENT

Blinding Strategy

NONE

Study Groups

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UCAR T-cell group

Universal allogeneic CD19/BCMA CAR T-cells

Group Type EXPERIMENTAL

UCAR T-cell

Intervention Type DRUG

Universal allogeneic anti-CD19/BCMA CAR T-cells

Interventions

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UCAR T-cell

Universal allogeneic anti-CD19/BCMA CAR T-cells

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

* Age ≥ 18 years.
* Flow cytometry detected positive B cell CD19 or BCMA in the patient's peripheral blood.
* Subjects with relapsed or refractory neurological autoimmune diseases, Including neuromyelitis optica spectrum disorders(NMOSD), myasthenia gravis(MG), multiple sclerosis(MS),Autoimmune encephalitis(AE) and chronic inflammatory demyelinating Polyradiculoneuropathy(CIDP).
* Female subjects of childbearing potential and male subjects with partners of childbearing potential must use medically approved contraception or abstinence during the study treatment period and for at least 6 months after the end of the study treatment; Female subjects of childbearing potential must have a negative Human chorionic gonadotropin (HCG) test within 7 days before study enrollment and not be lactating.
* Willing to participate in this clinical study, sign an informed consent form, have good compliance, and cooperate with follow-up.

Exclusion Criteria

* Subjects with a history of severe drug allergies or allergic tendencies.
* History of malignancy within five years.
* Subjects with insufficient cardiac function.
* Subjects who are positive for hepatitis B surface antigen (HBsAg) or hepatitis B core antibody (HBcAb) with peripheral blood HBV DNA \>the upper limit of detection; subjects positive for hepatitis C virus (HCV) antibody and peripheral blood HCV RNA; individuals positive for human immunodeficiency virus (HIV) antibody; individuals positive for syphilis testing.
* Pregnant women or women planning to conceive.
Minimum Eligible Age

18 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Shanghai Xiniao Biotech Co., Ltd.

INDUSTRY

Sponsor Role collaborator

Tianjin Huanhu Hospital

OTHER

Sponsor Role lead

Responsible Party

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Jialing Wu

Principal Investigator

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Tianjin Huanhu Hospital

Tianjin, , China

Site Status RECRUITING

Countries

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China

Central Contacts

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Jialing Wu

Role: CONTACT

86-18622271026

Guanen Zhou

Role: CONTACT

86-13920273016

Facility Contacts

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Jialing Wu

Role: primary

86-18622271026

Role: backup

Other Identifiers

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QH-HH-01

Identifier Type: -

Identifier Source: org_study_id

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