Medical Information Only. Always consult your healthcare provider before enrolling in any clinical trial.
NCT00004345 · ClinicalTrials.gov registry record
Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome
A clinical trial, sponsored by National Center for Research Resources (NCRR).
- Terminated
- Registry status
- 100
- Enrollment target
NCT00004345: Clinical Trial study, sponsored by National Center for Research Resources (NCRR).
NCT00004345 is a clinical trial that was terminated before completion, run by National Center for Research Resources (NCRR). The registered enrollment target is 100 participants. According to ClinicalTrials.gov, the official US trial registry.
The verdict
NCT00004345 was terminated before completion, sponsored by National Center for Research Resources (NCRR).
- TERMINATED
- Registry status
- 100 participants
- Enrollment target
Study Summary
OBJECTIVES: I. Examine the concentration of docosahexanoic acid (DHA) and other n-3 fatty acids in plasma, erythrocyte, and adipose tissue in patients with various forms of retinitis pigmentosa and Usher syndrome. II. Determine the synthesis and catabolism of DHA from linolenic acid in these patients. III. Determine the synthesis, absorption, and catabolism of DHA under different dietary conditions in these patients.
Trial Details
| Field | Value |
|---|---|
| Enrollment Target | 100 participants |
| Start Date | 1999-10 |
Why NCT00004345 stopped before completion
NCT00004345 is an observational study that tracks outcomes without assigning an intervention. The registered 100 participants enrollment target is mid-sized for trials with a published cap.
The record links to 0 conditions, and to 0 interventions.
NCT00004345 does not publish any study locations in the registry export this page uses.
Frequently Asked Questions
What is clinical trial NCT00004345 about?
NCT00004345 is a clinical study titled "Study of Dietary N-3 Fatty Acids in Patients With Retinitis Pigmentosa and Usher Syndrome". OBJECTIVES: I. Examine the concentration of docosahexanoic acid (DHA) and other n-3 fatty acids in plasma, erythrocyte, and adipose tissue in patients with various forms of retinitis pigmentosa and Usher syndrome. II. Determine the synthesis and catabolism of DHA from linolenic acid in these patien...
What is the current status of trial NCT00004345?
This trial is currently terminated. The enrollment target is 100 participants. The study started on 1999-10.
Who is sponsoring clinical trial NCT00004345?
This trial is sponsored by National Center for Research Resources (NCRR), which has 94 total clinical trials registered on ClinicalTrials.gov.
Learn More About Clinical Trials
Nationwide trials with similar profiles
Cross-condition peers matched on enrollment target and registry start date, not the same-condition list above.
Similar enrollment target
- NCT01048281 · 100 participants
Clinical & Pathological Studies of Upper Gastrointestinal Carcinoma
- NCT01161199 · 100 participants
The Use of Leukapheresis to Support HIV Pathogenesis Studies
- NCT01327690 · 100 participants · Early Phase 1
Mental Health in Veterans and Families After Group Therapies
- NCT01730781 · 100 participants
Imaging Cannabinoid Receptors Using Positron Emission Tomography (PET) Scanning
Similar registry start date
- NCT05988463 · started 2027-01-01 · Phase 1
Dose-Escalation Study of Artesunate Patients With IPF
- NCT07219706 · started 2026-12-10 · NA
Dietary Fiber and Time Restricted Eating
- NCT02831335 · started 2026-12-01
Technical Development of Multi-Parametric Renocerebral MRI
- NCT05962346 · started 2026-12 · NA
Fetal Endoscopic Tracheal Occlusion for Congenital Diaphragmatic Hernia