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Adjuvant dendritic cell immunotherapy complementing conventional therapy for pediatric patients with high-grade glioma and diffuse intrinsic pontine glioma

Status
Completed
Phases
Phase 2
Study type
Interventional
Source
EU CTIS
Registry ID
CTIS2024-515295-12-00
Acronym
ADDICT-pedGLIO
Enrollment
10
Registered
2024-11-04
Start date
2021-10-06
Completion date
2025-08-31
Last updated
2025-01-20

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

Conditions

High-grade glioma (HGG), Diffuse intrinsic pontine glioma (DIPG)

Brief summary

Feasibility, based on the proportion of (A) patients in the intention-to-treat (ITT) population that had successful leukapheresis, (B) patients in the ITT population that had successful vaccine production (i.e. production of 9 or more vaccines meeting quality control requirements), (C) patients in the ITT population who complete the study treatment schedule (i.e. from leukapheresis until administration of the 9th vaccine), (D) efficacy evaluable patients in the ITT population, Safety: Occurrence of AEs and SAEs during DC vaccine administration and follow-up period (A) Proportion of patients of the safety population that experienced (S)AEs possibly, probably or definitely related to DC vaccination, (B) Number and grade of (S)AEs in the safety population

Detailed description

Indicators of clinical activity: (A) Best overall response, (B) Progression free survival, (C) Overall survival, Immunogenicity, including, but not limited to, the following measures of (anti-tumor) immune responses: (A) Functional WT1-specific T cell responses, (B) Occurrence of WT1-specific CD8+ T cells, (C) Functional WT1-specific T cell responses, Quality of life: (A) How patients experience different phases of the study treatment schedule, (B) How patient- and proxy-reported disease-related symptoms evolve over time during the study, (C) How patient- and proxy-reported general quality of life evolves over time during the study

Interventions

Sponsors

Antwerp University Hospital
Lead SponsorOTHER

Eligibility

Sex/Gender
All
Age
0 Years to 17 Years

Design outcomes

Primary

MeasureTime frame
Feasibility, based on the proportion of (A) patients in the intention-to-treat (ITT) population that had successful leukapheresis, (B) patients in the ITT population that had successful vaccine production (i.e. production of 9 or more vaccines meeting quality control requirements), (C) patients in the ITT population who complete the study treatment schedule (i.e. from leukapheresis until administration of the 9th vaccine), (D) efficacy evaluable patients in the ITT population, Safety: Occurrence of AEs and SAEs during DC vaccine administration and follow-up period (A) Proportion of patients of the safety population that experienced (S)AEs possibly, probably or definitely related to DC vaccination, (B) Number and grade of (S)AEs in the safety population

Secondary

MeasureTime frame
Indicators of clinical activity: (A) Best overall response, (B) Progression free survival, (C) Overall survival, Immunogenicity, including, but not limited to, the following measures of (anti-tumor) immune responses: (A) Functional WT1-specific T cell responses, (B) Occurrence of WT1-specific CD8+ T cells, (C) Functional WT1-specific T cell responses, Quality of life: (A) How patients experience different phases of the study treatment schedule, (B) How patient- and proxy-reported disease-related symptoms evolve over time during the study, (C) How patient- and proxy-reported general quality of life evolves over time during the study

Countries

Belgium

Outcome results

None listed

Source: EU CTIS · Data processed: Feb 4, 2026