# Studying Blood and DNA Samples From Patients With Breast Cancer Treated With Chemotherapy With or Without Trastuzumab

> **NCT01562288** · — · COMPLETED · sponsor: **Alliance for Clinical Trials in Oncology** · enrollment: 1576 (estimated)

## Conditions studied

- Breast Cancer

## Interventions

- **GENETIC:** DNA analysis
- **GENETIC:** gene expression analysis
- **GENETIC:** polymerase chain reaction
- **OTHER:** enzyme-linked immunosorbent assay
- **OTHER:** laboratory biomarker analysis

## Key facts

- **NCT ID:** NCT01562288
- **Lead sponsor:** Alliance for Clinical Trials in Oncology
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2012-02
- **Primary completion:** 2019-04
- **Final completion:** 2019-04
- **Target enrollment:** 1576 (ESTIMATED)
- **Last updated:** 2019-07-02

## Collaborators

- [object Object]

## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01562288

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01562288, "Studying Blood and DNA Samples From Patients With Breast Cancer Treated With Chemotherapy With or Without Trastuzumab". Retrieved via AI Analytics 2026-06-10 from https://api.ai-analytics.org/clinical/NCT01562288. Licensed CC0.

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