Understanding how certain proteins affect blood vessel growth in children

Elucidating the cellular and molecular basis of LYST-mediated TEVG stenosis

NIH-funded research Research Inst Nationwide Children's Hosp · NIH-10995931

This study is looking into why blood vessels made for heart surgery in babies and kids sometimes get too narrow, and it’s focusing on a protein called LYST that might affect how blood cells interact with these vessels, with the goal of making these grafts work better for young patients.

Quick facts

Grant typeFellowship grant
Study typeNIH-funded research
Funding institutionResearch Inst Nationwide Children's Hosp NIH-funded
Lab location1 site (Columbus, United States)
Project IDNIH-10995931 on NIH RePORTER

What this research studies

This research investigates the reasons behind the narrowing of tissue-engineered vascular grafts (TEVGs) in infants and children undergoing heart surgery. The team is exploring the role of a specific protein, LYST, which is involved in immune cell function and may influence how platelets interact with these grafts. By studying the cellular and molecular mechanisms at play, the researchers aim to identify the signals that lead to graft stenosis, which could improve the design and effectiveness of TEVGs for young patients. The approach includes using animal models to observe the effects of genetic mutations on graft performance.

Who could benefit from this research

Good fit: Ideal candidates for this research are infants and children who require congenital heart surgery and may benefit from advanced vascular grafts.

Not a fit: Patients who are older than 11 years or do not require vascular grafts for heart surgery may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved vascular grafts that grow with children and reduce the risk of complications after heart surgery.

How similar studies have performed: Previous research has shown that understanding the immune response in vascular grafts can lead to significant improvements in graft performance, indicating a promising avenue for this investigation.

Where this research is happening

Columbus, United States

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.