PNU-120596 for HIV-related thinking and memory problems

Positive allosteric modulator PNU-120596 to treat HIV-associated neurocognitive disorders

NIH-funded research Rosalind Franklin Univ of Medicine & Sci · NIH-11312683

This project tests whether PNU-120596, a drug that boosts a brain receptor, can protect the brain and reduce thinking and memory problems in people living with HIV.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionRosalind Franklin Univ of Medicine & Sci NIH-funded
Lab location1 site (North Chicago, United States)
Project IDNIH-11312683 on NIH RePORTER

What this research studies

Researchers are studying a drug called PNU-120596 that enhances the α7 nicotinic acetylcholine receptor to protect brain cells from damage linked to HIV and the viral protein Tat. The work uses lab experiments and mice engineered to produce Tat in the brain to track inflammation, neuron health, and viral reactivation. Scientists will also examine how the drug affects HIV replication and the cellular mechanisms behind its protective effects. If the lab and animal results remain promising, the findings could guide later human testing.

Who could benefit from this research

Good fit: People living with HIV who have HIV-associated neurocognitive disorders or noticeable problems with memory, attention, or thinking would be the intended candidates for follow-up clinical work.

Not a fit: People without HIV or whose cognitive issues are caused by other conditions (for example Alzheimer's disease or stroke) are unlikely to benefit from this treatment approach.

Why it matters

Potential benefit: If successful, this approach could lessen HIV-associated cognitive problems and reduce viral reactivation in the brain.

How similar studies have performed: Early lab and mouse studies from this team showed that α7 nAChR positive allosteric modulators like PNU-120596 improved brain pathology and reduced HIV reactivation, but human testing has not yet been done.

Where this research is happening

North Chicago, 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 2026-06-15 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.