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| ID | Type | Description | Link |
|---|---|---|---|
| COG-AAML11B6 | Other Identifier | Children's Oncology Group | |
| CDR0000689410 | Other Identifier | Clinical Trials.gov | |
| NCI-2011-02845 | Registry Identifier | CTRP (Clinical Trial Reporting Program) |
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| Name | Class |
|---|---|
| National Cancer Institute (NCI) | NIH |
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RATIONALE: Studying samples of blood or tumor tissue from patients with cancer in the laboratory may help doctors learn more about changes that occur in DNA and identify biomarkers related to cancer. It may also help doctors predict how patients will respond to treatment.
PURPOSE: This research study is studying prognostic biomarkers in cell samples from young patients with acute myeloid leukemia.
OBJECTIVES:
Primary
Secondary
OUTLINE: Cryopreserved AML specimens are analyzed for pStat3 and pStat5 levels, response to cytokine levels, and expression level of proteins known to influence stat activity by flow cytometry and western blot assays. Results are also compared with prognostic variables determined in CCG-291 study, including age, race, WBC, and cytogenetic risks.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| protein expression analysis | Genetic | |||
| western blotting | Genetic | |||
| flow cytometry | Other | |||
| laboratory biomarker analysis | Other | |||
| medical chart review | Other |
| Measure | Description | Time Frame |
|---|---|---|
| Correlation of constitutive pStat3 with inducible pStat3 | ||
| Correlation of pStat3 responses with pStat5 responses, and G-CSF-induced responses with IL-6- induced responses | ||
| Correlation of pStat3- and pStat5-induced responses with surface G-CSFR and gp130 expression | ||
| Correlation of constitutive pStat3/pStat5 with levels of the negative regulators SOCS3 and SHP1 |
| Measure | Description | Time Frame |
|---|---|---|
| Correlation between pStat3/pStat5 and event-free survival and overall survival |
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DISEASE CHARACTERISTICS:
PATIENT CHARACTERISTICS:
PRIOR CONCURRENT THERAPY:
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Diagnosis of acute myeloid leukemia (AML)
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| Name | Affiliation | Role |
|---|---|---|
| Michele S. Redell, MD, PhD | Texas Children's Cancer Center | Principal Investigator |
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| ID | Term |
|---|---|
| D007938 | Leukemia |
| ID | Term |
|---|---|
| D009370 | Neoplasms by Histologic Type |
| D009369 | Neoplasms |
| D006402 | Hematologic Diseases |
| D006425 | Hemic and Lymphatic Diseases |
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| ID | Term |
|---|---|
| D015153 | Blotting, Western |
| D005434 | Flow Cytometry |
| ID | Term |
|---|---|
| D004586 | Electrophoresis |
| D002623 | Chemistry Techniques, Analytical |
| D008919 | Investigative Techniques |
| D055664 | Electrochemical Techniques |
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| D015151 | Immunoblotting |
| D007118 | Immunoassay |
| D007158 | Immunologic Techniques |
| D015336 | Molecular Probe Techniques |
| D002469 | Cell Separation |
| D003584 | Cytological Techniques |
| D019411 | Clinical Laboratory Techniques |
| D019937 | Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
| D003592 | Cytophotometry |
| D005470 | Fluorometry |
| D008163 | Luminescent Measurements |
| D010783 | Photometry |