Relationship Between Vitamin D Biomarkers and Survival in Blood Samples From Patients With Advanced Pancreatic Cancer
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Purpose
RATIONALE: Studying samples of blood from patients with cancer in the laboratory may help doctors identify and learn more about biomarkers related to cancer. It may also help doctors predict how well patients will respond to treatment.
PURPOSE: This research trial is studying the relationship between vitamin D biomarkers and survival in blood samples from patients with advanced pancreatic cancer.
| Condition | Intervention |
|---|---|
|
Pancreatic Cancer |
Genetic: polymorphism analysis Other: immunologic technique Other: laboratory biomarker analysis Other: medical chart review |
| Study Type: | Observational |
| Official Title: | The Relationship of Serum 25-Hydroxyvitamin D to Overall Survival in Advanced Pancreatic Cancer |
- Association between 25(OH)D level and OS [ Designated as safety issue: No ]
- Association between SNPs and vitamin D pathway genes [ Designated as safety issue: No ]
- Progression-free survival [ Designated as safety issue: No ]
| Estimated Enrollment: | 220 |
| Study Start Date: | June 2011 |
| Estimated Primary Completion Date: | December 2012 (Final data collection date for primary outcome measure) |
OBJECTIVES:
Primary Objective
- To measure baseline serum 25-hydroxyvitamin D (25[OH]D) levels in a cohort of patients with advanced pancreatic cancer enrolled in the Cancer and Leukemia Group B (CALGB) study 80303 and evaluate the association between vitamin D status and overall survival (OS).
Secondary Objective
- To evaluate the association between common germ-line single nucleotide polymorphisms (SNPs) in the vitamin D pathway genes and 25(OH)D levels in patients with advanced pancreatic cancer.
- To evaluate the interaction between serum 25(OH)D levels and germ-line SNPs in the vitamin D pathway genes in predicting OS in advanced pancreatic cancer.
OUTLINE: This is a multicenter study.
Archived serum samples are analyzed for 25-hydroxyvitamin D levels by competitive chemiluminescence immunoassay. Results are then compared with the germ-line single nucleotide polymorphisms from the Genome-Wide Association Study (GWAS) and patients' clinical data.
Eligibility| Ages Eligible for Study: | 18 Years and older |
| Genders Eligible for Study: | Both |
| Accepts Healthy Volunteers: | No |
DISEASE CHARACTERISTICS:
- Diagnosed with advanced pancreatic cancer
- Available serum samples stored at the CALGB Pathology Coordinating Office (PCO) at Ohio State University
- Enrolled and randomized on CALGB-80303 trial
PATIENT CHARACTERISTICS:
- Patients who have previously provided informed consent allowing correlative studies on samples
PRIOR CONCURRENT THERAPY:
- See Disease Characteristics
Contacts and Locations| United States, New York | |
| Charles R. Wood Cancer Center at Glens Falls Hospital | Recruiting |
| Glens Falls, New York, United States, 12801 | |
| Contact: Clinical Trials Office - Charles R. Wood Cancer Center at Glen 518-926-6700 | |
| Principal Investigator: | Alan P. Venook, MD | University of California, San Francisco |
More Information
Additional Information:
No publications provided
| Responsible Party: | Monica M. Bertagnolli, Cancer and Leukemia Group B |
| ClinicalTrials.gov Identifier: | NCT01327794 History of Changes |
| Other Study ID Numbers: | CDR0000698059, CALGB-151006 |
| Study First Received: | March 31, 2011 |
| Last Updated: | May 3, 2012 |
| Health Authority: | Unspecified |
Keywords provided by National Cancer Institute (NCI):
|
recurrent pancreatic cancer stage III pancreatic cancer stage IV pancreatic cancer |
Additional relevant MeSH terms:
|
Pancreatic Neoplasms Digestive System Neoplasms Neoplasms by Site Neoplasms |
Endocrine Gland Neoplasms Digestive System Diseases Pancreatic Diseases Endocrine System Diseases |
ClinicalTrials.gov processed this record on May 19, 2013