# Environmental and Genetic Determinants of NPC

> **NCT01257100** · — · TERMINATED · sponsor: **National Cancer Institute (NCI)** · enrollment: 3500 (actual)

## Conditions studied

- Nasopharyngeal Neoplasms
- Herpesvirus 4, Human

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT01257100
- **Lead sponsor:** National Cancer Institute (NCI)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** TERMINATED
- **Start date:** 2010-12-08
- **Primary completion:** 2020-06-02
- **Final completion:** 2020-06-02
- **Target enrollment:** 3500 (ACTUAL)
- **Why stopped:** Determined not to be Human Subject Research
- **Last updated:** 2020-06-04

## Collaborators

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## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT01257100

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT01257100, "Environmental and Genetic Determinants of NPC". Retrieved via AI Analytics 2026-06-23 from https://api.ai-analytics.org/clinical/NCT01257100. Licensed CC0.

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