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NCT05363527 · ClinicalTrials.gov registry record · Phase 1

Aging and Reward System Response to Inflammation and Anxiety Study

A Phase 1 study, sponsored by University of California, Los Angeles.

Completed
Registry status
Phase 1
Development phase
40
Enrollment target

NCT05363527: Completed Phase 1 study, sponsored by University of California, Los Angeles.

NCT05363527 is a Phase 1 study that has completed, run by University of California, Los Angeles. The registered enrollment target is 40 participants, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (33% lower). According to ClinicalTrials.gov, the official US trial registry.

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The verdict

NCT05363527, a Phase 1 study, has completed, sponsored by University of California, Los Angeles.

COMPLETED
Registry status
Phase 1
Development phase
40 participants
Enrollment target

Study Summary

The purpose of this study is to use an experimental inflammatory challenge to examine whether older adults with symptoms of anxiety experience loss of pleasure or loss of motivation when they are exposed to inflammation. Loss of pleasure or loss of motivation will be evaluated using self-report questionnaires, computer tasks, and during a brain scan.

Primary Outcome

Task-based functional magnetic resonance imaging (fMRI) will be used to assess reward motivation, as operationalized by ventral striatum (VS) activity during anticipation of monetary reward cue trials vs no-reward cue trials during the Monetary Incentive Delay Task.

Interventions

  • BIOLOGICAL Placebo
  • BIOLOGICAL Endotoxin

Trial Details

FieldValue
Enrollment Target 40 participants
Start Date 2023-03-29
Est. Completion 2025-12-08
Phase Phase 1

What the finished NCT05363527 record still lists

NCT05363527 is an interventional study that assigns participants to a tested intervention. The registry caps enrollment at 40 participants, a relatively small participant target, below the 60-participant average among 29,502 other Phase 1 trials with a reported enrollment target (33% lower).

The record links to 0 conditions, and to 2 interventions - of which Placebo is the first listed.

NCT05363527 does not publish any study locations in the registry export this page uses.

Frequently Asked Questions

What is clinical trial NCT05363527 about?

NCT05363527 is a clinical study titled "Aging and Reward System Response to Inflammation and Anxiety Study". The purpose of this study is to use an experimental inflammatory challenge to examine whether older adults with symptoms of anxiety experience loss of pleasure or loss of motivation when they are exposed to inflammation. Loss of pleasure or loss of motivation will be evaluated using self-report ques...

What is the current status of trial NCT05363527?

This trial is currently completed. It is a Phase 1 study. The enrollment target is 40 participants. The study started on 2023-03-29. Estimated completion is 2025-12-08.

What interventions are being tested in trial NCT05363527?

The interventions under investigation include: Placebo (BIOLOGICAL), Endotoxin (BIOLOGICAL).

Who is sponsoring clinical trial NCT05363527?

This trial is sponsored by University of California, Los Angeles, which has 897 total clinical trials registered on ClinicalTrials.gov.

How this trial's enrollment target compares

Where NCT05363527's enrollment target sits among peer trials

40 1130th of 2000 higher than 810 of 2,000 other Phase 1 trials

participants (enrollment target), bucketed by value

Each bar is a band; taller bars hold more other Phase 1 trials. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.

Source ClinicalTrials.gov registry export · 2026-08-08

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Source: ClinicalTrials.gov NCT05363527, the US trial registry maintained by the National Library of Medicine. NCT05363527 (small enrollment · none site footprint · completed) retrieved and formatted by PlainTrial, see methodology.