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| ID | Type | Description | Link |
|---|---|---|---|
| ECOG-E5194T1 |
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| Name | Class |
|---|---|
| National Cancer Institute (NCI) | NIH |
RATIONALE: Studying samples of 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.
PURPOSE: This research study is studying biomarkers in tissue samples from patients with ductal breast carcinoma in situ.
OBJECTIVES:
OUTLINE: RNA extracted from archived tissue samples are analyzed for gene expression profile by Oncotype DX Recurrence Score® assay (a reverse transcriptase-PCR-based assay).
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| RNA analysis | Genetic | |||
| gene expression analysis | Genetic | |||
| reverse transcriptase-polymerase chain reaction | Genetic | |||
| laboratory biomarker analysis | Other |
| Measure | Description | Time Frame |
|---|---|---|
| Ipsilateral local failure (first event of invasive or DCIS recurrence) | 1 month |
| Measure | Description | Time Frame |
|---|---|---|
| Contralateral breast cancer (invasive or DCIS) | 1 month |
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DISEASE CHARACTERISTICS:
Diagnosis of ductal breast carcinoma in situ
Enrolled on clinical trial ECOG-E5194
Available tissue samples
Hormone receptor status not specified
PATIENT CHARACTERISTICS:
PRIOR CONCURRENT THERAPY:
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Samples submitted for research from patient enrolled on E5194
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| Name | Affiliation | Role |
|---|---|---|
| Lawrence J. Solin, MD, FACR | Abramson Cancer Center at Penn Medicine | Principal Investigator |
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| ID | Term |
|---|---|
| D001943 | Breast Neoplasms |
| D002285 | Carcinoma, Intraductal, Noninfiltrating |
| ID | Term |
|---|---|
| D009371 | Neoplasms by Site |
| D009369 | Neoplasms |
| D001941 | Breast Diseases |
| D012871 | Skin Diseases |
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| ID | Term |
|---|---|
| D020869 | Gene Expression Profiling |
| D020133 | Reverse Transcriptase Polymerase Chain Reaction |
| ID | Term |
|---|---|
| D005821 | Genetic Techniques |
| D008919 | Investigative Techniques |
| D016133 | Polymerase Chain Reaction |
| D021141 | Nucleic Acid Amplification Techniques |
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| D017437 |
| Skin and Connective Tissue Diseases |
| D000230 | Adenocarcinoma |
| D002277 | Carcinoma |
| D009375 | Neoplasms, Glandular and Epithelial |
| D009370 | Neoplasms by Histologic Type |
| D000071960 | Breast Carcinoma In Situ |
| D002278 | Carcinoma in Situ |
| D018299 | Neoplasms, Ductal, Lobular, and Medullary |