# Activation and Function of Eosinophils in Conditions With Blood or Tissue Eosinophilia

> **NCT00001406** · — · RECRUITING · sponsor: **National Institute of Allergy and Infectious Diseases (NIAID)** · enrollment: 800 (estimated)

## Conditions studied

- Immune System Diseases
- Eosinophilia
- Helminthiasis
- Hypersensitivity
- Parasitic Disease

## Interventions

_None listed._

## Key facts

- **NCT ID:** NCT00001406
- **Lead sponsor:** National Institute of Allergy and Infectious Diseases (NIAID)
- **Sponsor class:** NIH
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** RECRUITING
- **Start date:** 1997-04-21
- **Primary completion:** —
- **Final completion:** —
- **Target enrollment:** 800 (ESTIMATED)
- **Last updated:** 2026-04-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT00001406

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT00001406, "Activation and Function of Eosinophils in Conditions With Blood or Tissue Eosinophilia". Retrieved via AI Analytics 2026-06-25 from https://api.ai-analytics.org/clinical/NCT00001406. Licensed CC0.

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