Understanding how cholesterol affects brain damage after a stroke

The role of cholesterol metabolic enzyme CYP46A1 and its metabolite 24S-hydroxycholesterol in ischemic stroke.

['FUNDING_R01'] · MOREHOUSE SCHOOL OF MEDICINE · NIH-11143930

This research explores how a cholesterol-related process in the brain contributes to damage after an ischemic stroke.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorMOREHOUSE SCHOOL OF MEDICINE (nih funded)
Locations1 site (ATLANTA, UNITED STATES)
Trial IDNIH-11143930 on ClinicalTrials.gov

What this research studies

We are looking into how a specific cholesterol-processing enzyme, CYP46A1, and its product, 24S-hydroxycholesterol, impact brain injury following an ischemic stroke. Our main idea is that when CYP46A1 becomes more active, it creates more 24S-hydroxycholesterol, which then makes brain damage worse by affecting certain brain cell receptors. To understand this better, we are using laboratory models of stroke and advanced techniques to observe brain cell activity and calcium levels. This work aims to uncover the exact steps involved in how this cholesterol pathway contributes to stroke-related brain injury.

Who could benefit from this research

Good fit: This foundational research does not directly involve patient participation, but future clinical applications would target individuals at risk for or recovering from ischemic stroke.

Not a fit: Patients not affected by ischemic stroke would not directly benefit from this specific research direction.

Why it matters

Potential benefit: If successful, this research could identify new targets for treatments to reduce brain damage and improve recovery after an ischemic stroke.

How similar studies have performed: While the role of cholesterol in stroke is an active area of investigation, this specific focus on CYP46A1 and 24S-hydroxycholesterol in ischemic brain injury represents a novel and untested approach.

Where this research is happening

ATLANTA, 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.

View on NIH RePORTER →

Conditions: Atherosclerotic Cardiovascular Disease, Cancers

Last reviewed 2026-05-15 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.