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Efficacy of WT1-peptide vaccination for remission maintenance in patients with acute myeloid leukemia: A controlled phase II trial - WT1-peptide study

Efficacy of WT1-peptide vaccination for remission maintenance in patients with acute myeloid leukemia: A controlled phase II trial - WT1-peptide study

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
EU CTR
Registry ID
EUCTR2005-005242-39-DE
Enrollment
122
Registered
2006-06-14
Start date
2007-01-08
Completion date
Unknown
Last updated
2012-03-19

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

Conditions

acute myeloid leukemia Patients with acute myeloid leukemia in 1st or 2nd CR or leukemia-free state are eligible for this study. Patients in 1st CR must have unfavorable prognostic factors. Definition of high-risk patients in 1st CR include: Unfavourable cytogenetics (abnormalities of 3, 5, 7 or complex karyotype)

Interventions

Product Name: WT1 126-134 Product Code: WT1 126-134 Pharmaceutical Form: Powder for injection*

Sponsors

Charité Campus Benjamin Franklin, Med. Clinic III,Dept. of Hematology,Oncology, Transfusion Medicine
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Male or female > 18 years of age Diagnosis of AML First CR or leukemia-free state in presence of unfavorable prognostic factors or second CR or leukemia-free state ( for definition see page 16). WT1 expression in leukemia blast cells Adequate bone marrow function: leucocytes > 1.0 x 109/L, neutrophils > 0.5 x 109/L, platelets > 50 x 109/L, hemoglobin > 9.0 g/dL ECOG performance status 0-2 Absence of significant liver toxicity from chemotherapy: SGOT, SGPT, AP, g-GT =65 years) yes F.1.3.1 Number of subjects for this age range

Exclusion criteria

Exclusion criteria: Other serious illness or medical conditions: Unstable cardiac disease despite treatment, congestive heart failure > NYHA grade 2-Significant renal disease Active neurologic or psychiatric disorders including dementia or seizures; -Active uncontrolled infection Active disseminated intravascular coagulation Other serious underlying medical conditions which could impair the ability of the patient to participate in the study Known allergic/hypersensitivity reaction to any of the components of the treatment· Legal incapacity or limited legal capacity Medical or psychological condition which in the opinion of the investigator would not permit the patient to complete the study or sign meaningful informed consent

Design outcomes

Primary

MeasureTime frame
Main Objective: The primary objective is to assess the rate of remissions in the group of HLA-A2 carrying AML patients receiving vaccination at the time point when a 50% relapse rate has been documented in the non-HLA-A2 control group.;Secondary Objective: Time to progression Overall survival Correlation of T cell response with remission-free survival Safety profile;Primary end point(s): The rate of relapses in the active treatment arm at the time 50% of relapses have been recorded in the control arm (event-triggered analysis).

Countries

Germany

Outcome results

None listed

Source: EU CTR (via WHO ICTRP) · Data processed: Feb 4, 2026