# Biomarkers in Tissue Samples From Patients With Ductal Breast Carcinoma in Situ

> **NCT01132560** · — · COMPLETED · sponsor: **ECOG-ACRIN Cancer Research Group** · enrollment: 500 (actual)

## Conditions studied

- Breast Cancer

## Interventions

- **GENETIC:** RNA analysis
- **GENETIC:** gene expression analysis
- **GENETIC:** reverse transcriptase-polymerase chain reaction
- **OTHER:** laboratory biomarker analysis

## Key facts

- **NCT ID:** NCT01132560
- **Lead sponsor:** ECOG-ACRIN Cancer Research Group
- **Sponsor class:** NETWORK
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2010-03-05
- **Primary completion:** 2010-04-05
- **Final completion:** 2010-04-05
- **Target enrollment:** 500 (ACTUAL)
- **Last updated:** 2017-05-17

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01132560

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01132560, "Biomarkers in Tissue Samples From Patients With Ductal Breast Carcinoma in Situ". Retrieved via AI Analytics 2026-06-16 from https://api.ai-analytics.org/clinical/NCT01132560. Licensed CC0.

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