# Collection of Heart Tissue Sample During Open Heart Surgery

> **NCT00423553** · — · COMPLETED · sponsor: **National Heart, Lung, and Blood Institute (NHLBI)**

## Conditions studied

- Ischemia

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00423553
- **Lead sponsor:** National Heart, Lung, and Blood Institute (NHLBI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** COMPLETED
- **Start date:** 2007-01-11
- **Primary completion:** —
- **Final completion:** 2007-12-10
- **Target enrollment:** 0 (—)
- **Last updated:** 2017-07-02


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00423553

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00423553, "Collection of Heart Tissue Sample During Open Heart Surgery". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00423553. Licensed CC0.

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*[Clinical trials dataset](/datasets/clinical-trials) · CC0 1.0*