Effects of Allergic Rhinitis on the Nasal/Sinus Microbiome
Public ClinicalTrials.gov record NCT01461200. 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.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Official title
A Parallel Group Observational Study of the Effects of Allergic Rhinitis on the Nasal/Sinus Microbiome
Brief summary
Reproduced verbatim from the official ClinicalTrials.gov record. Not medical advice.
The purpose of this study is to find out if the bacteria present in the nose or sinuses of people with seasonal allergies changes during their allergy season. Another purpose of this study is to see if the bacteria present in the nose and sinuses of non-allergic people are the same as allergic people before the allergy season and if it changes during the season. Many bacteria are difficult to grow in the laboratory so the investigators are using analysis of DNA (the genetic material in cells) of the bacteria in the nose and sinus to find them. The investigators will be testing DNA of the bacteria only and not of the human subjects taking part in this study. This research is being done to help us understand how allergy affects bacteria in the nose and sinuses.
Study identification
- NCT ID
- NCT01461200
- Recruitment status
- Completed
- Study type
- Observational
- Phase
- Not listed
- Enrollment
- 40 participants
Conditions and interventions
Conditions
Eligibility (public fields only)
- Age range
- 18 Years to 55 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
- Feb 28, 2011
- Primary completion
- Dec 31, 2011
- Completion
- Jan 31, 2012
- Last update posted
- Mar 26, 2014
2011 – 2012
United States locations
- U.S. sites
- 1
- U.S. states
- 1
- U.S. cities
- 1
| Facility | City | State | ZIP | Site status |
|---|---|---|---|---|
| University of Chicago | Chicago | Illinois | 60637 | — |
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 NCT01461200, 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 Mar 26, 2014 · Synced Sep 23, 2026
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Open the official record
The complete protocol, eligibility criteria, and contact information for NCT01461200 live on ClinicalTrials.gov.