Heart transplant warning: could a simple virus test spot rejection early?
NCT ID NCT05064462
First seen Jun 27, 2026 · Last updated Jun 27, 2026
Summary
This study followed 60 heart transplant patients for one year to see if levels of a harmless virus called TTV in the blood are linked to infections or organ rejection. Researchers took monthly blood samples alongside routine care. The goal is to find a new way to monitor transplant health without extra procedures.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- What this could lead to
- If successful, this could help doctors monitor heart transplant patients more closely and catch problems like infection or rejection earlier.
- What could go wrong
- This is an observational study, not a treatment trial. It only looks for a link between TTV levels and outcomes, so it cannot prove cause and effect. The results may not apply to all transplant patients.
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.
- Participants
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60 people
The number who actually took part.
- Started
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Mar 2022
- Finished
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Oct 2024
- 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.
Who is studied
Adult patients with first heart transplant
- Ages
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18 years and older
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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: * Age ≥18 years * Heart transplant only * First transplant * Patient not having objected to carrying out the research * Affiliated to a French Health Insurance system. Exclusion Criteria: * Patient transplanted from more than one solid organ * Patient who has already been transplanted before * Patient under guardianship or curatorship * Patient under legal protection * Pregnant or breastfeeding woman
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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.
Contacts and locations
Locations
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CHU Strasbourg
Strasbourg, 67091, France
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CHU de Rennes
Rennes, 35033, France
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Hôpital européen Georges Pompidou
Paris, 75015, France
More trials for these conditions
Other studies related to the condition(s) this trial covers.
- Could a thyroid hormone boost heart transplant success?
- Can a new drug combo shield young hearts from transplant complications?
- Blood test may replace painful heart biopsies for transplant patients
- Heart transplant monitoring may go needle-free with new MRI technique
- New blood test may help protect kids from post-transplant infection
- Salt water gargle study for COVID-19 fizzles out early