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Heart bypass study probes hidden layer of blood vessels

NCT ID NCT07451873

Knowledge-focused Sponsor: Josip Juraj Strossmayer University of Osijek Source: ClinicalTrials.gov ↗

What the study statuses mean

This study's is highlighted.

Recruitment status, easiest to join first

Recruiting now This study
This trial is taking on new participants right now.
Not yet recruiting
Registered, but not yet taking participants.
By invitation only
Not open to general applications. Only people the study team invites can take part.
Paused
Paused for now. It may or may not start again.
Ongoing
Running, but no longer taking on new participants.
Completed
The trial has finished. Results may not be published yet.
Stopped early
Stopped early, before it reached the end. That can be for many reasons, including safety.
Cancelled
Cancelled before anyone took part.

Expanded access (not trials)

Expanded access
Not a trial. This treatment can be requested outside a study, case by case, for people who qualify.
Expanded access (paused)
Not a trial. The treatment can normally be requested outside a study, but is unavailable right now.
Expanded access (ended)
Not a trial. The treatment could once be requested outside a study, but no longer can.
Approved
The treatment has been approved, so it is available normally rather than through this programme.

When the status isn't known

Details not published
The full record has not been published yet, so there is little to show here.
Status unknown
This status has not been confirmed recently, so it may be out of date.

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study is measuring a thin layer inside blood vessels called the glycocalyx in 35 adults with coronary heart disease before and after bypass surgery. Researchers want to understand how this layer and oxidative stress affect blood vessel function. The goal is to find new markers that could help diagnose or monitor heart disease.

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 research could identify new biomarkers for heart disease and improve understanding of how blood vessel damage develops.
What could go wrong
This is a small, early observational study (35 participants) that does not test a treatment. Results may not apply to all patients or lead to direct therapies.

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

About 35 people

The number the study aims to enrol. It can still change while the study runs.

Started

Oct 2025

Expected to finish

Sep 2029

An estimate. End dates often move.

Lead sponsor

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 undergoing elective coronary artery bypass grafting (CABG)

Ages

18 years and older

Sex

Anyone

Healthy volunteers

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

Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.

Inclusion Criteria: * adult patients of both sexes over 18 years of age * Caucasian * undergoing elective coronary artery bypass grafting (CABG) * provided written informed consent Exclusion Criteria: * emergency surgery * sepsis or severe systemic inflammation before surgery * severe renal or hepatic insufficiency * immunosuppression * serious comorbidities (e.g., active cancer) * therapies that could affect oxidative stress (e.g., high doses of corticosteroids)

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Conditions

The condition(s) this trial relates to.

coronary artery disorder Coronary Disease Inflammation

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Coronary heart disease

How to take part

Only the study team decides who joins. These are the ways to reach them.

  1. The places running it

    1 site. The list below names each one and where it is.

  2. The official record

    ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.

    Open the record ↗

  3. 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

  • Osijek University Hospital

    RECRUITING

    Osijek, 31000, Croatia

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