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Clinical Trial Summary

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 research trial studies biomarkers in tissue samples from patients with Ewing sarcoma.


Clinical Trial Description

OBJECTIVES:

- To determine the frequency of INI-1 protein loss in Ewing Sarcoma.

OUTLINE: Previously collected tissue samples are analyzed for INI-1 protein loss by IHC and tissue microarray. ;


Study Design

Observational Model: Case-Only, Time Perspective: Retrospective


Related Conditions & MeSH terms


NCT number NCT01365949
Study type Observational
Source Children's Oncology Group
Contact
Status Completed
Phase N/A
Start date May 2011

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