# Natural History of Anthrax: a Study of Primary Infected, Recovered, and Exposed Individuals (SPoRE); and Evaluation of AVA-Vaccinated Recipients

> **NCT00050310** · — · RECRUITING · sponsor: **National Institute of Allergy and Infectious Diseases (NIAID)** · enrollment: 200 (estimated)

## Conditions studied

- Anthrax
- Bacillus Infections

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00050310
- **Lead sponsor:** National Institute of Allergy and Infectious Diseases (NIAID)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 2002-10-31
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 200 (ESTIMATED)
- **Last updated:** 2026-05-01


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00050310

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00050310, "Natural History of Anthrax: a Study of Primary Infected, Recovered, and Exposed Individuals (SPoRE); and Evaluation of AVA-Vaccinated Recipients". Retrieved via AI Analytics 2026-06-24 from https://api.ai-analytics.org/clinical/NCT00050310. Licensed CC0.

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