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Completed No phase listed Observational Accepts healthy volunteers

Sorting and Expression Profiling of Airway Cells From Humans (The SEARCH Study)

ClinicalTrials.gov ID: NCT02791542

Public ClinicalTrials.gov record NCT02791542. Field values are reproduced from the official study page; the official ClinicalTrials.gov record remains the source of truth for eligibility, enrollment, and contact information.

ClinicalTrials.gov public records Last synced Oct 16, 2026, 4:14 AM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Brief summary

Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.

This will be a single site, mechanistic study of asthmatic subjects and healthy, non-asthmatic controls involving a baseline characterization visit and a research bronchoscopy visit. We will identify differences in airway epithelial epigenetic enhancer signatures in asthma, by analyzing freshly isolated airway epithelial cells from healthy controls and from well-characterized subjects with asthma.

Study identification

NCT ID
NCT02791542
Recruitment status
Completed
Study type
Observational
Phase
Not listed
Enrollment
32 participants

Conditions and interventions

Conditions

Interventions

Not listed

Eligibility (public fields only)

Age range
18 Years to 70 Years
Sex
All
Healthy volunteers
Accepts healthy volunteers

This page does not interpret eligibility. Detailed inclusion and exclusion criteria are on the official ClinicalTrials.gov record.

Study timeline

Start date
Jan 2017 (Actual)
Primary completion
Mar 2023 (Actual)
Completion
Mar 2023 (Actual)
Last update posted
Feb 5, 2024

2017 – 2023

United States locations

U.S. sites
1
U.S. states
1
U.S. cities
1
Facility City State ZIP Site status
University of California, San Francisco San Francisco California 94143 —

Site contact phone numbers, emails, and investigator names are intentionally not displayed here. Open the official ClinicalTrials.gov record for site contact information.

About this trial record page

What this page shows
Public field values for ClinicalTrials.gov record NCT02791542, including study identification, conditions, interventions, eligibility (age, sex, healthy volunteer), timeline, and U.S. site list.
What this page does not do
No medical advice, eligibility judgments, treatment recommendations, study quality scoring, or AI-generated medical summaries. No site contact phone numbers, emails, or investigator names.
Where the data comes from
Sourced from the official ClinicalTrials.gov public API. The official record is the source of truth.
Last refresh
Last update posted Feb 5, 2024 · Synced Oct 16, 2026

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Open the official record

The complete public registry record, listed eligibility criteria, and available contact information for NCT02791542 live on ClinicalTrials.gov.

View official ClinicalTrials.gov record →