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NCT05109065Completed

Peripheral Immune System in Individuals With Schizophrenia

Source: ClinicalTrials.gov · Last updated 6 Jun 2025

Brief summary (registry, in English)

The investigators are seeking healthy volunteers and people with schizophrenia or schizoaffective disorder for a clinical study of the immune system in psychotic disorders. This is an observational study, to understand the ways in which the immune system may be contributing to the disease process.

Status (registry)
Completed
Study type
Observational
Enrollment
63 (actual)
First submitted
26 Oct 2021
Start date
1 Mar 2021
Primary completion date
23 May 2024
Lead sponsor
Stanford University
NCT number
NCT05109065

What you commit to

  • Study type: Observational
  • Participants enrolled: 63
  • From 1 Mar 2021 to the primary completion date, 23 May 2024
  • 1 site in 1 country
  • Visits and tests: ask the trial team, the registry does not list them

Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.

Who cannot take part

Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.

Prior treatment

  • Immunocompromised state (eg., receiving immunosuppressive therapy, transplant).

Other illness

  • Participants have a history of bleeding disorders or are taking blood thinners.
  • Participants have a history of epilepsy, known genetic disorders
  • History of brain-related disease (eg., stroke)
  • Any uncontrolled medical disorder such as cancer.
  • History of substance abuse or positive urine toxicology screen (including test for marijuana) on the day of the blood draw

Who the study is looking for

  • Schizophrenia or schizoaffective disorder diagnosis verified by interview
  • Diagnosis or initiation of antipsychotic medication was within last 5 years
  • No known diagnosis of schizophrenia or schizoaffective disorder
  • No history of depression, anxiety, bipolar disorder, PTSD, agoraphobia, panic disorder, or generalized anxiety disorder
  • Negative assessment for psychotic symptoms on day of interview

Age in the registry: 18 years to 40 years · Sex: All · Accepts healthy volunteers

Full criteria on ClinicalTrials.gov

Sites (1)

Sites in registry order. Pick your city on the disease page to sort them by distance.

SiteCityCountrySite status
Stanford University School of Medicine
Coordinator of this site? Confirm its status
StanfordUnited StatesUnknown status

This page is information, not medical advice. Discuss any trial with your doctor.