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| ID | Type | Description | Link |
|---|---|---|---|
| ECOG-E2993T2 | Other Identifier | ECOG-ACRIN | |
| R01CA129382 | U.S. NIH Grant/Contract | View source |
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| Name | Class |
|---|---|
| National Cancer Institute (NCI) | NIH |
RATIONALE: Studying samples of 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.
PURPOSE: This laboratory study is looking at tissue samples from patients with T-cell acute lymphoblastic leukemia.
OBJECTIVES:
OUTLINE: This is a multicenter study.
Frozen lymphoblast samples from patients with T-cell acute lymphoblastic leukemia (NOTCH1-mutated and wild type) are assessed for genetic expression profiles and mutations by microarray analysis and activated NOTCH1 protein by western blot analysis.
PROJECTED ACCRUAL: A total of 48 samples from patients will be accrued for this study.
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| microarray analysis | Genetic | |||
| mutation analysis | Genetic | |||
| immunologic technique | Other |
| Measure | Description | Time Frame |
|---|---|---|
| Transcriptional signatures associated with NOTCH1 mutations in T-cell acute lymphoblastic leukemia (T-ALL) cells | Mutational analysis | 1 month |
| Global changes on gene expression resulting from inactivation of NOTCH signaling in T-ALL cells | Gene expression | 1 month |
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DISEASE CHARACTERISTICS:
Confirmed diagnosis of T-cell acute lymphoblastic leukemia
Frozen lymphoblast samples available
PATIENT CHARACTERISTICS:
PRIOR CONCURRENT THERAPY:
Exclusion Criteria:
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Samples submitted for research from patients participating in E2993
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| Name | Affiliation | Role |
|---|---|---|
| Adolfo A. Ferrando, MD, PhD | Herbert Irving Comprehensive Cancer Center | Study Chair |
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| Label | URL |
|---|---|
| Manuscript | View source |
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| ID | Term |
|---|---|
| D007938 | Leukemia |
| D054198 | Precursor Cell Lymphoblastic Leukemia-Lymphoma |
| ID | Term |
|---|---|
| D009370 | Neoplasms by Histologic Type |
| D009369 | Neoplasms |
| D006402 | Hematologic Diseases |
| D006425 | Hemic and Lymphatic Diseases |
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| ID | Term |
|---|---|
| D046228 | Microarray Analysis |
| D007158 | Immunologic Techniques |
| ID | Term |
|---|---|
| D046208 | Microchip Analytical Procedures |
| D008919 | Investigative Techniques |
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bone marrow and blood nucleic acids and cells.
| D007945 | Leukemia, Lymphoid |
| D008232 | Lymphoproliferative Disorders |
| D008206 | Lymphatic Diseases |
| D007160 | Immunoproliferative Disorders |
| D007154 | Immune System Diseases |