Why thinking and memory change differently in Lewy body diseases

Mechanisms Underlying Heterogeneity of Cognitive Outcomes in Synucleinopathy

NIH-funded research University of Pennsylvania · NIH-11184443

Researchers will look at how brain proteins, genetics, and where pathology starts affect thinking and memory in people with Lewy body disorders such as Parkinson's disease, dementia with Lewy bodies, and Alzheimer’s with Lewy bodies.

Quick facts

Grant typeP01 program project
Study typeNIH-funded research
Funding institutionUniversity of Pennsylvania NIH-funded
Lab location1 site (Philadelphia, United States)
Project IDNIH-11184443 on NIH RePORTER

What this research studies

This Penn Center brings together multiple projects to understand why some people with Lewy body disorders develop dementia quickly while others remain stable for years. Teams will combine clinical data, brain imaging, genetic and proteomic tests, and studies of brain tissue and lab models to study alpha-synuclein, beta-amyloid, and tau interactions and the shape of alpha-synuclein. The work will compare patient samples and outcomes with experimental models to link biology to real-world cognitive differences. The goal is to identify markers that predict cognitive decline and point to targets for future treatments.

Who could benefit from this research

Good fit: People diagnosed with Lewy body disorders (Parkinson's disease, dementia with Lewy bodies) or Alzheimer's disease with Lewy bodies who can provide clinical information, biospecimens, or undergo imaging would be ideal candidates.

Not a fit: People without Lewy body pathology or those seeking an immediate approved treatment are unlikely to gain direct benefit during this research program.

Why it matters

Potential benefit: Could help predict who is at higher risk for cognitive decline and guide development of targeted therapies to slow or prevent dementia.

How similar studies have performed: Previous research has linked alpha-synuclein, amyloid, tau, and genetic factors to disease risk, but this coordinated center approach to explain differing cognitive outcomes is a broader and more integrated effort.

Where this research is happening

Philadelphia, 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 DiseaseAlzheimer's disease and related dementia
Last reviewed 2026-06-10 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.