How acetylcholine controls emotional memory circuits in the amygdala

Cholinergic regulation of amygdalar circuits in emotional memory

NIH-funded research University of South Carolina at Columbia · NIH-11311284

This work looks at how the brain chemical acetylcholine influences emotion and memory circuits in people with anxiety and Alzheimer-type memory problems.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionUniversity of South Carolina at Columbia NIH-funded
Lab location1 site (Columbia, United States)
Project IDNIH-11311284 on NIH RePORTER

What this research studies

From a patient's point of view, the team is exploring how acetylcholine, a brain chemical, helps coordinate nerve cells and rhythms in the amygdala and connected frontal brain regions that drive fear and emotional memories. They will record and manipulate neural activity and the cholinergic system to see how these rhythms support learning and fear responses. The goal is to uncover why these circuits go wrong in anxiety and memory disorders by studying rhythm patterns and specific cell types. Findings will guide ideas for treatments that could restore healthy brain rhythms and emotional memory processing.

Who could benefit from this research

Good fit: Adults with anxiety disorders or Alzheimer-type dementia who have troubling fear responses or emotional memory problems could be the eventual focus of related clinical work.

Not a fit: People without anxiety or memory-related symptoms, or those needing immediate clinical care, are unlikely to get direct benefit from this basic lab-focused research right away.

Why it matters

Potential benefit: If successful, this work could point to new treatment targets to reduce persistent fear and improve emotional memory in anxiety and Alzheimer-related conditions.

How similar studies have performed: Previous studies support a role for acetylcholine in emotional learning and brain rhythm coordination, but the exact circuit mechanisms targeted here remain largely untested.

Where this research is happening

Columbia, 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 Alzheimer disease dementiaAlzheimer syndromeAlzheimer's Disease
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.