Preventing Alzheimer's-like brain changes in people with HIV by targeting CCR5

PREVENTING ALZHEIMER’S DISEASE-LIKE BRAIN PATHOLOGY IN HIV INFECTION BY TARGETING CCR5

NIH-funded research University of Nebraska Medical Center · NIH-11284059

Seeing if blocking the CCR5 protein can prevent Alzheimer's-like brain changes in people living with HIV.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of Nebraska Medical Center NIH-funded
Lab location1 site (Omaha, United States)
Project IDNIH-11284059 on NIH RePORTER

What this research studies

From my perspective as a patient, researchers will study brain tissue from people with HIV along with lab-grown cells and humanized mice that mimic the human immune system. They will measure Alzheimer’s-related markers such as amyloid-beta and phosphorylated Tau, enzymes that make or break amyloid, and signs of inflammation and blood-brain barrier injury. The team will test whether blocking the CCR5 protein lowers these harmful changes and improves markers of brain health. The work combines lab experiments, animal models, and analysis of human samples to build a picture of how HIV and antiretroviral therapy influence dementia-related processes.

Who could benefit from this research

Good fit: Ideal candidates would be adults living with HIV—particularly those on long-term antiretroviral therapy or with new or worsening memory and thinking problems—who could donate samples or be considered for related clinical studies.

Not a fit: People without HIV or those whose cognitive problems are clearly caused by non‑Alzheimer’s conditions may not benefit from this research.

Why it matters

Potential benefit: If successful, this work could reduce Alzheimer's-like brain damage and lower the risk of cognitive decline in people living with HIV.

How similar studies have performed: Prior preclinical work by this team found HIV increases amyloid and tau in models, but using CCR5 blockers to prevent these Alzheimer’s-like changes is still mainly at the preclinical stage and not yet proven in people.

Where this research is happening

Omaha, 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.
Conditions Acquired Immune Deficiency Syndrome VirusAcquired Immunodeficiency Syndrome Virus
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.