Sugar tracker: scientists spy on immune Cells' energy use
NCT ID NCT06930976
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study aims to understand how immune cells use glucose (sugar) for energy and building materials. Researchers will give 12 healthy adults a non-radioactive glucose tracer through an IV and then collect blood samples to track how different immune cells take up and process the sugar. The goal is purely to learn more about immune cell metabolism, not to test a treatment.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- 13C6-Glucose (a non-radioactive glucose tracer given intravenously)
- What this could lead to
- If successful, this could reveal how immune cells use sugar for energy, potentially guiding future treatments for immune-related disorders.
- What could go wrong
- This is a very small, early-stage observational study (12 people) with no direct treatment goal. It is designed to gather knowledge, not to test a therapy, so it may not lead to any immediate medical advances.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
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Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
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About 12 people
The number the study aims to enrol. It can still change while the study runs.
- Started
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Oct 2025
- Expected to finish
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Jun 2027
An estimate. End dates often move.
- Lead sponsor
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Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Accepted
You do not need to have the condition being studied to take part.
Show the full entry requirements Hide the full entry requirements
Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: * Adults aged 18 or older Exclusion Criteria: * Pregnant * Prisoner or in police custody * Uncontrolled hyperglycemia/diabetes * Current participation in another study where the total volume of blood drawn, when added to this study blood draw volume, exceeds 500cc in an 8 week period * Any medical issue or pharmacologic exposure which, in the opinion of the study investigator, that might interfere with the study objectives * Any reason which, in the opinion of the study investigator, adds additional risk to the participant
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The places running it
1 site. The list below names each one and where it is.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
A doctor who knows your case can contact a study site on your behalf, and can tell you whether this study is worth pursuing at all.
Contacts and locations
Locations
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Vanderbilt University Medical Center
RECRUITINGNashville, Tennessee, 37212, United States
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