Clinical trial Recruiting at 1 site Observational

Understanding the causes of primary immune deficiencies

Official title: Pathophysiologie Angeborener Immundefekte

Run by University of Zurich · NCT03422614 · Data updated 2026-11-12

This study looks at the causes of primary immune deficiencies to see how they affect the body's ability to fight infections and inflammation, with hopes of creating better treatments for those affected.

Quick facts

Study typeObservational
SexAll
Enrollment300 (estimated)
SponsorUniversity of Zurich
Academic / other
Locations1 site (Zurich)
StatusRecruiting
StartedMarch 1, 2015
Main results expectedMarch 30, 2033
Study endsMarch 30, 2033
Registry record updatedMay 6, 2026
Trial IDNCT03422614 on ClinicalTrials.gov

Is this trial a fit for you?

Likely a good fit

Ideal candidates for this study include individuals with a clinical diagnosis of an inborn error of immunity.

Probably not a fit

Patients with secondary immunodeficiencies or those who do not have an inborn error of immunity may not benefit from this study.

A plain-English reading of the study's rules. Only the study team can confirm whether you qualify.

What this trial studies

This observational study aims to investigate the pathophysiology of primary immunodeficiencies (PID), which are conditions that lead to increased susceptibility to infections and inflammatory responses. Researchers will collect and analyze various biological samples, including stool, urine, blood, tissue biopsies, and bone marrow, to assess anti-microbial activity and inflammatory responses. The findings may pave the way for the development of targeted treatments tailored to the specific underlying causes of different PIDs.

Why it matters

Potential benefit: If successful, this study could lead to more effective and targeted treatments for patients with primary immune deficiencies.

How similar studies have gone: While the study addresses a complex area of immunology, similar studies have shown promise in understanding and treating immune deficiencies, suggesting potential for success.

Who can join: the full rules

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Clinical diagnosis of an inborn error of immunity (primary immunodeficiency, PID)
* Clinically healthy (non-age matched) volunteer

Exclusion Criteria:

* exclusion of an inborn error of immunity
* secondary immunodeficiency
* refusal to enter the study

Where it's running

  • University Children's Hospital Zurich
    Zurich, Switzerland
    Recruiting

Study contacts

Similar studies

Other studies for the same condition or treatment. Recruiting studies are listed first.

How to take part

  1. Review the eligibility criteria above with your treating physician.
  2. Check the official listing on ClinicalTrials.gov for the latest contact details and recruitment status.
  3. Contact the study coordinator or principal investigator to ask for pre-screening. Pre-screening is free and never obligates you to enroll.
Last reviewed 2026-11-14 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.