Effects of a medication on the growth of abdominal aortic aneurysms

Impact of PCSK9 inhibition on abdominal aortic aneurysm pathobiology and growth

NIH-funded research University of Pennsylvania · NIH-11014326

This study is looking at whether a medication that lowers cholesterol can help prevent the growth of small abdominal aortic aneurysms in older adults, and it’s for people who have this condition and want to explore new treatment options.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11014326 on NIH RePORTER

What this research studies

This research investigates how inhibiting a specific protein, PCSK9, may affect the growth of abdominal aortic aneurysms (AAA) in older adults. The study will analyze genetic data to understand the relationship between cholesterol levels and AAA growth, and it will also involve a clinical trial where participants will receive either the medication or a placebo. By focusing on individuals with small AAAs, the research aims to determine if lowering cholesterol can prevent the aneurysms from expanding. This could lead to new treatment options for a condition that currently has no effective medical therapies.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals aged 65 and older who have been diagnosed with small abdominal aortic aneurysms.

Not a fit: Patients who do not have abdominal aortic aneurysms or are younger than 65 years old may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could provide a new medical treatment to prevent the growth and rupture of abdominal aortic aneurysms, potentially saving lives.

How similar studies have performed: Previous research has shown promising results in using PCSK9 inhibitors for lowering cholesterol, but this specific application to AAA growth is novel.

Where this research is happening

Philadelphia, 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.