Induction of Transplant Tolerance in LDLT Via iTS

NCT ID: NCT04950842

Last Updated: 2024-03-28

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

ACTIVE_NOT_RECRUITING

Clinical Phase

PHASE1/PHASE2

Total Enrollment

10 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-12-15

Study Completion Date

2026-02-28

Brief Summary

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The purpose of this clinical trial is to examine the immunotolerance-inducing ability (effectiveness) of induced inhibitory T cells JB-101 in patients with living-donor liver transplantation using "whether or not operational tolerance is achieved" as an index.

And the safety of JB-101 will be evaluated.

Detailed Description

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This trial is a phase I / II, open-label, single-arm, multicenter clinical trial of JB-101, an inducible inhibitory T cell, in patients with end-stage liver failure who undergo living-donor liver transplantation.

The primary endpoint of efficacy is withdrawal from immunosuppressant by 78 weeks (up to 91 weeks) after liver transplantation, and then "whether or not operational tolerance is achieved".

Conditions

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Living-donor Liver Transplantation

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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JB-101

induced T cell with suppressive function

Group Type EXPERIMENTAL

JB-101

Intervention Type BIOLOGICAL

induced T cell with suppressive function

Interventions

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JB-101

induced T cell with suppressive function

Intervention Type BIOLOGICAL

Eligibility Criteria

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Inclusion Criteria

Patients with end-stage liver failure undergoing living-donor liver transplantation.

Subjects who are healthy physically and psychologically and willing to donate organs voluntarily.

Relative within the second degree of relationship or partner. (Acceptable degree conforms eligibility criteria of the institution.)

Exclusion Criteria

Patients who have clinical findings of active infection.

Patients with advanced heart disease, fulminant hepatitis in liver failure, renal disease, malignant tumors and complications of immunodeficiency.
Minimum Eligible Age

20 Years

Maximum Eligible Age

80 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Junten Bio Co., Ltd.

INDUSTRY

Sponsor Role collaborator

Juntendo University

OTHER

Sponsor Role lead

Responsible Party

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Koichiro Uchida

Associate Professpr

Responsibility Role PRINCIPAL_INVESTIGATOR

Principal Investigators

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Koichiro Uchida, M.D.,Ph.D.

Role: STUDY_CHAIR

Juntendo University Advanced Research Institute for Health Science

Locations

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Juntendo University Hospital

Bunkyoku, Tokyo, Japan

Site Status

Tokyo Women's Medical University Hospital

Shinjuku, Tokyo, Japan

Site Status

Hiroshima University Hospital

Hiroshima, , Japan

Site Status

Kyoto University Hospital

Kyoto, , Japan

Site Status

Nagasaki University Hospital

Nagasaki, , Japan

Site Status

Countries

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Japan

References

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Todo S, Yamashita K, Goto R, Zaitsu M, Nagatsu A, Oura T, Watanabe M, Aoyagi T, Suzuki T, Shimamura T, Kamiyama T, Sato N, Sugita J, Hatanaka K, Bashuda H, Habu S, Demetris AJ, Okumura K. A pilot study of operational tolerance with a regulatory T-cell-based cell therapy in living donor liver transplantation. Hepatology. 2016 Aug;64(2):632-43. doi: 10.1002/hep.28459. Epub 2016 Mar 10.

Reference Type RESULT
PMID: 26773713 (View on PubMed)

Other Identifiers

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jRCT2073200067

Identifier Type: -

Identifier Source: org_study_id

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