A Pilot Monocenter Study to Assess Cellular and Soluble Biomarkers in Nasal Secretions
A Pilot Monocenter Study to Assess the Reproducibility and Specificity of Cellular and Soluble Biomarkers in Nasal Secretions in Patients With Allergic Rhinitis and Healthy Volunteers Following Pollen Exposure in the Fraunhofer Environmental Challenge Chamber (ECC)
Sponsor: Fraunhofer-Institute of Toxicology and Experimental Medicine
This observational or N/A phase trial investigates Healthy Subjects and Seasonal Allergic Rhinitis and is currently completed. Fraunhofer-Institute of Toxicology and Experimental Medicine leads this study, which shows 7 recorded versions since 2006 — indicating limited longitudinal coverage. The change history captured here reflects the iterative nature of clinical trial conduct.
Status Flow
Change History
7 versions recorded-
Sep 2025 — Present [monthly]
Completed
-
Sep 2024 — Sep 2025 [monthly]
Completed
-
Jul 2024 — Sep 2024 [monthly]
Completed
-
Jan 2021 — Jul 2024 [monthly]
Completed
-
Jun 2018 — Jan 2021 [monthly]
Completed
▶ Show 2 earlier versions
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Apr 2018 — Jun 2018 [monthly]
Completed
Phase: NA → None
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Jan 2017 — Apr 2018 [monthly]
Completed NA
First recorded
Mar 2006
Trial started
Per CT.gov start date — pre-dates our first snapshot
Eligibility Summary
No eligibility information available.
Contact Information
- Fraunhofer-Institute of Toxicology and Experimental Medicine
For direct contact, visit the study record on ClinicalTrials.gov .