Improving memory and learning after brain injuries using vitamin A

Targeting Cholinergic Deficits with Retinoic Acid after TBI

['FUNDING_R21'] · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · NIH-10741924

This study is looking at whether a vitamin A compound called all-trans retinoic acid (ATRA) can help improve thinking and memory in people who have had a traumatic brain injury, by boosting a brain chemical that's important for learning.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorUNIVERSITY OF PITTSBURGH AT PITTSBURGH (nih funded)
Locations1 site (PITTSBURGH, UNITED STATES)
Trial IDNIH-10741924 on ClinicalTrials.gov

What this research studies

This research investigates the potential of all-trans retinoic acid (ATRA), a metabolite of vitamin A, to enhance cognitive function in individuals who have suffered traumatic brain injury (TBI). The study focuses on how ATRA may improve the function of acetylcholine, a neurotransmitter essential for learning and memory, which is often impaired after TBI. By examining the effects of ATRA on cholinergic deficits and related cognitive behaviors, the research aims to provide proof-of-concept evidence for a new therapeutic approach. Patients may benefit from this treatment if it proves effective in restoring cognitive abilities affected by TBI.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals who have experienced a traumatic brain injury and are facing cognitive deficits, particularly in learning and memory.

Not a fit: Patients who have not experienced a traumatic brain injury or those with cognitive deficits due to other causes may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to new treatments that significantly improve memory and learning in patients recovering from traumatic brain injuries.

How similar studies have performed: While the approach of using ATRA for cognitive improvement after TBI is relatively novel, preliminary data suggests that similar methods have shown promise in enhancing memory retention in experimental models.

Where this research is happening

PITTSBURGH, 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 →

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.