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Vaccination of Multiple Myeloma patients with RNA electroporated mature dendritic cells expressing multiple tumor antigens.

Vaccination of Multiple Myeloma patients with RNA electroporated mature dendritic cells expressing multiple tumor antigens. - RNA-DC vaccination in multiple myeloma

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
NL-OMON
Registry ID
NL-OMON34526
Enrollment
12
Registered
2006-09-04
Start date
2007-10-30
Completion date
Unknown
Last updated
2024-06-18

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

Conditions

Kahler disease Multiple myeloma

Interventions

Patients monocytes will collected by apheresis. Patients will be vaccinated intravenous and intradermal at 3 occasions with 2 weeks interval. Monitoring will be done for toxicity, immune response an

Sponsors

Universitair Medisch Centrum Sint Radboud
Lead Sponsor

Eligibility

Age
18 Years to 99 Years

Inclusion criteria

Inclusion criteria: · Age 18-70 years · Patients with stage II and III MM · Complete remission (CR) or partial response (PR) following intensive therapy, including high dose melphalan and autologous stem cell transplantation · Measurable minimal residual disease by M-component (complete of light chain) or molecular disease by BM ig heavy chain rearrangement (ASO-PCR) ·Myeloma cells expressing 2-3 of the 3 TAA used for vaccination, each in >20% of CD138+CD38++ plasma cells · Interval of >6 months after completion of intensive chemotherapy. · Life expectancy >6 months · Expected adequacy for follow-up including bone marrow evaluation · Written Informed consent

Exclusion criteria

Exclusion criteria: · Progressive disease (increase in M-component of >25% in the last 3 months) · Patients on immunosuppressive drugs · Patients with active infections (viral, bacterial or fungal) that requires specific therapy. Acute therapy must have been completed within 14 days prior to study treatment. · Patients with known allergy to shell fish (contains KLH). · Patients with pregnancy or lactation · WHO performance status 4 · Allogeneic stem cell transplantation

Design outcomes

Primary

MeasureTime frame
In vivo immune response to the tumor associated antigen epitopes in at least 3 out of 10 patients will be considered as a positive result. No response to any of the antigens will be considered a negative result.

Secondary

MeasureTime frame
Secondary end-points are clinical responses a decrease of minimal residual disease by molecular monitoring (ASO-PCR).

Countries

Netherlands

Outcome results

None listed

Source: NL-OMON (via WHO ICTRP)