Scientists seek clues on white blood cell behavior in allergies and parasites
NCT ID NCT00001406
First seen Jun 27, 2026 · Last updated Aug 14, 2026 · Updated 10 times
Summary
This study aims to understand how and why eosinophils (a type of white blood cell) become active in conditions like allergies, asthma, and parasitic infections. Researchers will observe up to 800 people aged 1 to 100 with high eosinophil levels. No experimental treatments are given; participants receive standard care and may provide extra blood or tissue samples for research.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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National Institutes of Health Clinical Center
RECRUITINGBethesda, Maryland, 20892, United States
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