Cholecalciferol(25-[OH]-Vitamin D) in Treating Patients With Colorectal Cancer
Stopped Slow Accrual
Conditions
- Mucinous Adenocarcinoma of the Colon
- Mucinous Adenocarcinoma of the Rectum
- Signet Ring Adenocarcinoma of the Colon
- Signet Ring Adenocarcinoma of the Rectum
- Stage I Colon Cancer
- Stage I Rectal Cancer
Interventions
- DIETARY_SUPPLEMENT: cholecalciferol
- PROCEDURE: biopsy
- GENETIC: protein expression analysis
- OTHER: enzyme-linked immunosorbent assay
- OTHER: laboratory biomarker analysis
- GENETIC: reverse transcriptase-polymerase chain reaction
Sponsor
Case Comprehensive Cancer Center
Collaborators