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de Novo GlioblastomaPhase 1DENDR-STEMNCT02820584

A Phase I Study of Immunotherapy With GSC -Loaded Dendritic Cells in Patients With Recurrent Glioblastoma

A Phase 1 study testing GSC-loaded autologous dendritic cells in people with de Novo Glioblastoma, run by Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Mono-center, un-controlled, open label, first in human, clinical trial. Approximately 20 patients (in order to achieve 12 valuable patients). The expected accrual time would range between 12 and 18 months. Read more about this study

Who is it for?
Ages 18 to 70 years
Conditions the study is for
de Novo Glioblastoma
What is being tested?
GSC-loaded autologous dendritic cells
Type of treatment
Vaccines
Could I receive a placebo?
No, everyone receives an active treatment
How many people
20 participants
Where
No sites listed yet
Study dates
Sep 2016to Jun 2017
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 70 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Age ≥18 and ≤70 years;
  • Histological diagnosis of de novo GBM (i.e. not secondary GBM);
  • Gross total resection as evaluated by MRI performed within 72 hours from surgery;
  • Karnofsky Performance Status (KPS) ≥60 at the time of first progression;
  • Written informed consent.

Who cannot join

  • Pregnancy or breast feeding;
  • Participation in other clinical trials with experimental drugs simultaneously;
  • Mandatory treatment with corticosteroids or salicylates in anti-inflammatory dose;
  • Presence of sub-ependymal diffusion of the tumor;
  • Presence of multi-focal GBM lesion;
  • Haematology: leukocytes (WBC) < 3x103/μl, absolute lymphocyte count< 0.5x103/μl, Absolute neutrophil count (ANC) < 1x103/μl, hemoglobin< 9 g/dL, platelets< 50x103/μl within two days prior to leukapheresis;
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  • AST (SGOT)/ALT (SGPT) ≥3 X institutional Upper Limit Normal (ULN) at the time of leukapheresis;
  • Serum creatinine>1.5 ULN or calculated creatinine clearance < 60 ml/min at time of surgery;
  • Documented immune deficiency;
  • Documented systemic autoimmune disease;
  • Positivity for HBV, HIV, HCV, Treponema Pallidum;
  • Allergies to any component of the DC vaccine;
  • Other active malignancy.

About this study

Mono-center, un-controlled, open label, first in human, clinical trial. Approximately 20 patients (in order to achieve 12 valuable patients). The expected accrual time would range between 12 and 18 months. Follow-up, including clinical, immune and radiological monitoring will end two years after the initial surgery of the last patient enrolled. The primary objective will be to assess the activity of immunotherapy in terms of its effect on immune response. In particular we will investigate the effect of treatment on effector cells including CD8 T cells, NK cells and Natural Killer T (NKT) cells. The sample size of 12 eligible patients was identified on ethical and practical considerations, rather than by a formal sample size calculation.

Being tested
GSC-loaded autologous dendritic cells

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • GSC-loaded autologous dendritic cellsBiological

Study groups in NCT02820584
Study groupRoleWhat they receive
GSC-loaded autologous dendritic cellsExperimentalDC-GSC immunotherapy. Six vaccinations are envisaged. The first three vaccinations will be performed every two weeks; subsequent three vaccinations every month. The first vaccination will be performed using 20 million DC, the second and third with 10 million DC; and from the 4th vaccine 5 million DC
Receives: Biological: GSC-loaded autologous dendritic cells

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Safety: - incidence, nature, severity and seriousness of AEs, according to NCI-CTCAE version 4.0; - maximum toxicity grade and percentage of patients experiencing grade 3-4 by each patient for each specific toxicity; - patients with at least a SAE.

    Safety will be assessed as follows:

    • Incidence, nature, severity and seriousness of AEs, according to NCI-CTCAE, version 4.0
    • Maximum toxicity grade experienced by each patient for each specific toxicity
    • Percentage of patients experiencing grade 3-4 toxicity for each specific toxicity
    • Patients with at least a SAE
    • Patients with at least a SADR
    • Patients with at least a Suspected Unexpected Serious Associated Reaction (SUSAR).

    Measured: 18 months

  2. Incidence, severity and type of AEs throughout the study, and toxicities will be graded according to the National Cancer Institute Common Toxicity Criteria for AE (CTCAE), version 4.0

    Measured: 18 months

Secondary outcomes (6)
  1. Probability to obtain the full vaccine dosage, i.e. the percentage of patients who will be treated with at least 2 vaccine injections.

    Measured: 18 months

  2. Immunologic activity

    activity of immunotherapy in terms of its effect on immune response of predefined immune effector cells.

    Measured: 18 months

  3. Progression free survival (PFS)

    Progression Free Survival after immunotherapy is defined for each patient as the time of onset of immunotherapy to the date of second progression.

    Measured: 18 months

  4. Quality of life

    Treatment effect on quality of life will be assessed using the EORTC QLQ-C30 and BN-20.

    Measured: 18 months

  5. Quality of life

    Treatment effect on quality of life will be assessed using the BN-20 questionnaire.

    Measured: 18 months

  6. Overall survival (OS)

    Overall Survival after immunotherapy is defined for each patient as the time of onset of immunotherapy to the date of death from any cause.

    Measured: 18 months

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted1 Jul 2016 (estimated)
  2. Study startSep 2016
  3. Primary completionJun 2017
  4. Study completionJun 2017

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
20 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT02820584
Sponsor's protocol ID
DENDR-STEM
Acronym
DENDR-STEM
Status last verified
Sep 2019
First submitted
22 Feb 2016
Last updated
12 Sep 2019
Results posted
No
Data monitoring committee
Yes
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing GSC-loaded autologous dendritic cells in people with de Novo Glioblastoma, run by Fondazione I.R.C.C.S. Istituto Neurologico Carlo Besta.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 13 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 12 Sep 2019. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Safety: - incidence, nature, severity and seriousness of AEs, according to NCI-CTCAE version 4.0; - maximum toxicity grade and percentage of patients experiencing grade 3-4 by each patient for each specific toxicity; - patients with at least a SAE. (time frame: 18 months). The study lists 2 primary outcomes in all. It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 12 Sep 2019.

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