There is one clinical trial.
RATIONALE: Studying samples of blood from patients with cancer in the laboratory may help doctors learn more about changes that may occur in DNA and identify biomarkers related to cancer. PURPOSE: This laboratory study is looking at DNA variations in the RASSF1A gene in young patients with Wilms' tumor.
Whether the S131F RASSF1A variant is a true polymorphism. --- S131F ---
- Determine whether the S131F RASSF1A variant is a true polymorphism in these patients. --- S131F ---