Analyzing nasal mucus proteins in allergic rhinitis and immunotherapy

Seasonal Differences in Nasal Mucus Proteome and Impact of Immunotherapy

Observational Medical University of Graz · NCT02159404

This study is trying to see how the proteins in nasal mucus change in people with allergic rhinitis during different seasons and after they receive immunotherapy.

Quick facts

Study typeObservational
Enrollment88 (estimated)
Ages18 Years to 100 Years
SexAll
SponsorMedical University of Graz Academic / other
Drugs / interventionsimmunotherapy
Locations1 site (Graz, Styria)
Trial IDNCT02159404 on ClinicalTrials.gov

What this trial studies

This observational study aims to investigate the changes in the nasal mucus proteome of patients with allergic rhinitis compared to healthy controls during both pollen and non-pollen seasons. By collecting nasal mucus using a specialized suction device, researchers will perform proteomic analysis to identify distinct proteins and assess how these proteins change in response to immunotherapy. The study seeks to provide insights into potential biomarkers for diagnostics and therapy, enhancing our understanding of the immune response in allergic rhinitis.

Who should consider this trial

Good fit: Ideal candidates for this study are individuals with verified pollen allergies who are eligible for immunotherapy.

Not a fit: Patients with chronic infectious diseases, poor overall health, or those on long-term medications that affect nasal function may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could lead to improved diagnostic and therapeutic strategies for patients with allergic rhinitis.

How similar studies have performed: While this approach is innovative, similar studies have shown promise in understanding the proteomic changes associated with allergic conditions.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* pollen allergy verified by skin-prick test, blood tests for specific IgE (RAST) and allergic rhinitis symptoms, eligible for immunotherapy

Exclusion Criteria:

* chronic infectious diseases, bad overall health condition, pregnancy, long-term intake of nasal and/or systemic steroids or antihistamines, acute and/or chronic rhinosinusitis and parallel participation in other studies

Where this trial is running

Graz, Styria

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Allergic Rhinoconjunctivitis
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.