Clinical trial • Phase II • Gastroenterology

AUTOLOGOUS REGULATORY T-CELLS WITH AN IMMUNOPHENOTYPE OF CD4+CD25HI/+FOXP3+ for Ulcerative colitis

Phase II trial of AUTOLOGOUS REGULATORY T-CELLS WITH AN IMMUNOPHENOTYPE OF CD4+CD25HI/+FOXP3+ for Ulcerative colitis. open-label. 30 participants.

Overview

Trial Therapeutic Area
Gastroenterology
Trial Disease
Ulcerative colitis
Trial Stage
Phase II
Drug Modality
Cell therapy

Key dates

Initial CTIS Submission Date
22-05-2025
First CTIS Authorization Date
21-08-2025

Trial design

open-label Phase II trial across 2 sites in Germany.

Open Label
Yes
Target Sample Size
30

Eligibility

Recruits 30 The CTIS record indicates isVulnerablePopulationSelected = true. Subject information and informed consent documents are listed (L2_Subject_Card_ER-TREG-02; L1_SIS_ICF_ER-TREG-02). No further details on consent/assent procedures or handling of vulnerable participants are provided in the available JSON..

Vulnerable Population
The CTIS record indicates isVulnerablePopulationSelected = true. Subject information and informed consent documents are listed (L2_Subject_Card_ER-TREG-02; L1_SIS_ICF_ER-TREG-02). No further details on consent/assent procedures or handling of vulnerable participants are provided in the available JSON.

Inclusion criteria

  • {"criterion_text":"- Established diagnosis of active UC, with minimum time from diagnosis of ≥ 3 months and confirmed by endoscopy extending 15 cm or more above the anal verge, with a mMayo score of 5-9, including an endoscopic subscore of ≥ 2 (modified to exclude friability from grade 1), WHO performance status of 0, 1 or 2\n- age ≥ 18 years"}

Exclusion criteria

  • {"criterion_text":"- Seriously impaired hematological, hepatic or renal function, major serious illness, evidence for human immunodeficiency virus 1 (HIV-1), human immunodeficiency virus 2 (HIV-2, Treponema pallidum (TPHA), hepatitis B virus (HBV) or hepatitis C virus (HCV) infection, subjects who have spent a cumulative period of 1 year or more in the UK between the beginning of 1980 and the end of 1996, subjects who have a family history which places them at risk of developing Creutzfeldt-Jacob disease\n- Subjects who have received a corneal or dura mater graft, or who have been treated in the past with medicines made from human pituitary glands, cancer, splenectomy or radiation therapy of the spleen, organ allografts\n- suspicion of differential diagnosis including but not limited to Crohn’s enterocolitis, ischaemic colitis, radiation colitis, indeterminate colitis, infectious colitis, diverticular disease associated colitis, microscopic colitis\n- UC limited to the rectum"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- The primary endpoint of this study is the proportion of subjects in clinical remission according to the modified Mayo score at week 12 compared to the day of screening (remission defined as the proportion of subjects with Mayo subscores of 0 for rectal bleeding, 0 or 1 for stool frequency, and 0 or 1 for endoscopy [modified excluding friability]).","definition_or_measurement_approach":"Clinical remission at week 12 versus screening according to the modified Mayo (mMayo) score; remission defined as Mayo subscores of 0 for rectal bleeding, 0 or 1 for stool frequency, and 0 or 1 for endoscopy (modified excluding friability)."}

Recruitment

Planned Sample Size
30
Recruitment Window Months
50
Consent Approach
Informed consent obtained from adult participants (age ≥ 18). Subject information and informed consent forms are listed in trial documents: 'L2_Subject_Card_ER-TREG-02' and 'L1_SIS_ICF_ER-TREG-02'. No further details on assent, consent providers beyond adults, or available languages are provided in the JSON.

Geography

Total Number Of Sites
2
Total Number Of Participants
30

Germany

Earliest CTIS Part Ii Submission Date
21-07-2025
Latest Decision Or Authorization Date
05-11-2025
Processing Time Days
107
Number Of Sites
2
Number Of Participants
30

Sites

Site Name
Universitaetsklinikum Erlangen AöR
Department Name
Department of Gastroenterology, Pneumology and Endocrinology
Principal Investigator Name
Markus Neurath
Principal Investigator Email
markus.neurath@uk-erlangen.de
Contact Person Name
Markus Neurath
Contact Person Email
markus.neurath@uk-erlangen.de
Site Name
Charite Universitaetsmedizin Berlin KöR
Department Name
Department of Gastroenterology, Infectious Diseases and Rheumatology
Principal Investigator Name
Britta Siegmund
Principal Investigator Email
britta.siegmund@charite.de
Contact Person Name
Britta Siegmund
Contact Person Email
britta.siegmund@charite.de

Sponsor

Primary sponsor

Full Name
Universitaetsklinikum Erlangen AöR
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Germany

Investigational products

Investigational Product Name
Treg (autologous regulatory T-cells with an immunophenotype of CD4+CD25HI/+FOXP3+)
Active Substance
AUTOLOGOUS REGULATORY T-CELLS WITH AN IMMUNOPHENOTYPE OF CD4+CD25HI/+FOXP3+
Modality
Cell therapy
Routes Of Administration
Intravenous
Route
Intravenous
Authorisation Status
prodAuthStatus=1
Maximum Dose
maxDailyDoseAmount 5000000 IU/kg; maxTotalDoseAmount 10000000 IU/kg

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