Actively Recruiting

Phase 2
Age: 18Years - 69Years
All Genders
ID05365672

An Open Randomized-Controlled Phase II Trial of Donor Modified Immune Cells With Immunosuppression Compared to Standard Care in Living Donor Kidney Transplantation

Led by TolerogenixX GmbH · Updated on 2025-04-11

126

Participants Needed

8

Research Sites

104 weeks

Total Duration

On this page

Sponsors

T

TolerogenixX GmbH

Lead Sponsor

F

FGK Clinical Research GmbH

Collaborating Sponsor

AI-Summary

What this Trial Is About

Researchers are evaluating the safety and effectiveness of an investigational medicine called MIC in patients undergoing living donor kidney transplantation. This Phase II clinical trial involves 63 pairs of donors and recipients randomly assigned to one of three groups. The purpose is to compare MIC therapy combined with different immunosuppressive regimens against standard care to see if MIC can improve transplant outcomes and reduce rejection risks. Patients in the MIC groups receive MIC as a single intravenous dose based on body weight, prepared from donor blood cells collected through leukapheresis. Two MIC treatment arms use different levels of immunosuppression with gradual reduction of medications like tacrolimus and corticosteroids. The control group receives standard immunosuppressive treatment without MIC. Following transplantation, all patients are monitored for one year, followed by an additional two years of safety observation. Participants will have regular visits during the 12-month follow-up to assess kidney function, immune responses, infection rates, and quality of life through lab tests, biopsies, and questionnaires. Researchers will track outcomes such as rejection episodes, antibody development, survival rates, and medication use. Long-term monitoring will continue for two years post-trial to evaluate ongoing safety and transplant health.

CONDITIONS

Brief Title

Clinical Trial With Donor Modified Immune Cells in Living Donor Kidney Transplantation

Who Can Participate

Age: 18Years - 69Years
All Genders

Eligibility Criteria

Eligible

You may qualify if you...

  • Donors must be 18 years or older and able to consent
  • Donors must understand the clinical trial and provide written consent
  • Patients must have chronic kidney disease stage 5 and be preparing for a living donor kidney transplant
  • Patients must be 18 to under 70 years old
  • Patients must have ABO blood group compatible with the donor
  • Patients must be receiving their first kidney transplant
  • Patients must have less than 20% panel reactive antibodies
  • No donor-specific HLA antibodies detected in patients
  • Negative CDC crossmatch test with donor
  • Negative PCR test for SARS-CoV-2 at screening
  • Donor must have given written consent for trial participation
  • Patients must understand the trial and give written informed consent
  • Female patients of childbearing potential must have a negative pregnancy test and agree to use effective contraception or abstinence during the trial
  • Male patients must use condoms or practice abstinence during the trial and for 90 days after stopping certain drugs
Not Eligible

You will not qualify if you...

  • Donors who are pregnant or breastfeeding
  • Donors participating in another interventional trial recently
  • Donors with severe psychiatric, cardiovascular, neurological, liver, or kidney diseases
  • Donors with infections that pose transmission risk
  • Donors with autoimmune diseases requiring immunosuppression
  • Donors with recent immunosuppressive therapy or substance abuse
  • Donors with recent invasive procedures or blood exposures
  • Donors with certain blood count abnormalities or hypersensitivity to leukapheresis components
  • Patients with severe psychiatric disorders or advanced heart failure
  • Patients with severe liver disease or active infections like HIV, hepatitis, or syphilis
  • Patients negative for Epstein-Barr virus antibodies unless donor is also negative
  • Patients with recent cancer, vasculitis, or collagenosis
  • Patients with recent immunosuppressive therapy or vaccinations
  • Patients without spleen or with substance abuse
  • Pregnant or breastfeeding patients
  • Female patients with biological children from the donor
  • Patients with hypersensitivity to MIC components
  • Patients involved in other trials recently or related to the study team

AI-Screening

AI-Powered Screening

Complete this quick 3-step screening to check your eligibility

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Your Study Journey

Screening

Duration - 2 to 4 weeks

Participants are screened for eligibility to participate in the trial.

Treatment

Duration - Up to 367 days post MIC infusion

Participants receive a single intravenous infusion of donor modified immune cells (MIC) plus immunosuppression or standard care immunosuppression following kidney transplantation.

Multiple visits including days 0, 5, 6, 7, 37, 97, 142, 183, 187, 277, and 367 post infusion

Follow-up

Duration - Up to 3 years after transplantation

Participants are monitored for safety, kidney graft function, immune response, and adverse events after treatment.

Assessments at multiple time points including months 24 and 36 post infusion

Trial Site Locations

Total: 8 locations

1

Medizinische Klinik mit Schwerpunkt Nephrologie und Internistische Intensivmedizin Charité - Universitätsmedizin Berlin

Berlin, Germany, 13353

Not Yet Recruiting

2

Universitätsklinikum Hamburg-Eppendorf, Universitäres Transplantations Centrum

Hamburg, Germany, 20246

Actively Recruiting

3

Innere Medizin V; Klinik für Hämatologie, Onkologie, Rheumatologie; Universitätsklinikum Heidelberg

Heidelberg, Germany, 69120

Actively Recruiting

4

Medizinische Klinik, Innere Medizin X Nephrologie - Nierenzentrum Universitätsklinikum Heidelberg

Heidelberg, Germany, 69120

Actively Recruiting

5

Transplantationszentrum München; Ludwig-Maximilians-Universität

Munich, Germany, 81377

Actively Recruiting

6

Klinikum rechts der Isar, Abteilung Nephrologie, Technische Universität München

Munich, Germany, 81675

Not Yet Recruiting

7

Universitätsklinikum Münster, Transplantationsnephrologie

Münster, Germany, 48149

Actively Recruiting

8

Klinik für Nieren-, Hochdruck- und Autoimmunerkrankungen; Transplantationszentrum Stuttgart

Stuttgart, Germany, 70174

Actively Recruiting

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Research Team

M

Matthias Schaier, Prof.Dr.med.

How is the study designed?

Study Type

INTERVENTIONAL

Masking

NONE

Allocation

RANDOMIZED

Model

PARALLEL

Primary Purpose

TREATMENT

Number of Arms

3

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Published Research Related To This Trial

Individualised immunosuppression with intravenously administered donor-derived modified immune cells compared with standard of care in living donor kidney transplantation (TOL-2 Study): protocol for a multicentre, open-label, phase II, randomised controlled trial.

Christian Morath, Anita Schmitt, Michael Schmitt...

https://pubmed.ncbi.nlm.nih.gov/36368749