# Biomarkers in Samples From Patients With Chronic Lymphocytic Leukemia Treated on Clinical Trial ECOG-2997

> **NCT00899873** · — · COMPLETED · sponsor: **ECOG-ACRIN Cancer Research Group** · enrollment: 225 (actual)

## Conditions studied

- Leukemia

## Interventions

- **GENETIC:** cytogenetic analysis
- **OTHER:** flow cytometry
- **OTHER:** fluorescence activated cell sorting
- **OTHER:** immunoenzyme technique
- **OTHER:** laboratory biomarker analysis

## Key facts

- **NCT ID:** NCT00899873
- **Lead sponsor:** ECOG-ACRIN Cancer Research Group
- **Sponsor class:** NETWORK
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-04-17
- **Primary completion:** 2012-07-17
- **Final completion:** 2012-07-17
- **Target enrollment:** 225 (ACTUAL)
- **Last updated:** 2017-05-17

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00899873

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00899873, "Biomarkers in Samples From Patients With Chronic Lymphocytic Leukemia Treated on Clinical Trial ECOG-2997". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00899873. Licensed CC0.

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