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| ID | Type | Description | Link |
|---|---|---|---|
| NCI-2012-01979 | Registry Identifier | CTRP (Clinical Trial Reporting Program) |
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| Name | Class |
|---|---|
| National Cancer Institute (NCI) | NIH |
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This laboratory study is looking into mechanisms of radiation therapy resistance in samples from younger patients with rhabdomyosarcoma. 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. It may also help doctors find better ways to treat cancer
Observational Study Model: Cohort Time Perspective: Retrospective Biospecimen Retention: Samples with DNA Biospecimen Description: Tissue Study Population Description: Primary care clinic Sampling Method: Non-probability sample
OBJECTIVES:
I. Determine the molecular response/resistance signatures with radiotherapy and standard chemoradiation treatments using the xenograft model of the Pediatric Preclinical Testing Program (PPTP).
II. Validate these novel pathways/biomarkers by their detection within clinically annotated patient tumor tissue samples and testing their associations with clinical response, local control rates, and overall survival rates.
OUTLINE: Archived tissue samples of matched primary-relapsed and non-matched primary are analyzed for genomic DNA, DNA methylation profiles, RNA sequencing, differences between alveolar rhabdomyosarcoma (ARMS) and embryonal rhabdomyosarcoma (ERMS), gene expression profiles, target-of-rapamycin complex 1 (TORC1) and TORC2 pathway intermediates, and paired box 3 (PAX3)/forkhead box O1 (FOXO1) translocation by microarray, immunohistochemical staining, and fluorescence in situ hybridization (FISH).
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Correlative (laboratory biomarker analysis) | Archived tissue samples of matched primary-relapsed and non-matched primary are analyzed for genomic DNA, DNA methylation profiles, RNA sequencing, differences between alveolar rhabdomyosarcoma (ARMS) and embryonal rhabdomyosarcoma (ERMS), gene expression profiles, target-of-rapamycin complex 1 (TORC1) and TORC2 pathway intermediates, and paired box 3 (PAX3)/forkhead box O1 (FOXO1) translocation by microarray, immunohistochemical staining, and fluorescence in situ hybridization (FISH). |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| laboratory biomarker analysis | Other | Correlative studies |
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| Measure | Description | Time Frame |
|---|---|---|
| Molecular response | Up to 1 year | |
| Novel pathway/biomarkers detected within clinically annotated patient tumor tissue samples | Up to 1 year |
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Inclusion Criteria:
Tissues requested from the Children Oncology Group (COG) sarcoma banking protocol COG-D9902
All subtypes of rhabdomyosarcoma specimens
Matched primary-relapsed specimens (from same patient, separated by time):
All other general (primary or relapsed) cases
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Patients with rhabdomyosarcoma enrolled on COG-D9902.
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| Name | Affiliation | Role |
|---|---|---|
| Christopher Pelloski, MD | Children's Oncology Group | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Children's Oncology Group | Monrovia | California | 91006-3776 | United States |
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