How the Parkinson's protein alpha-synuclein may disrupt RNA-handling proteins in Lewy body and related dementias

Investigating physiologic and pathophysiologic connections between the Parkinson's disease protein alpha-synuclein and RNA binding proteins

['FUNDING_R01'] · BRIGHAM AND WOMEN'S HOSPITAL · NIH-11162518

Looking at whether the Parkinson's protein alpha-synuclein interferes with RNA-handling proteins in people with Lewy body dementia, Parkinson's disease dementia, and related dementias.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorBRIGHAM AND WOMEN'S HOSPITAL (nih funded)
Locations1 site (BOSTON, UNITED STATES)
Trial IDNIH-11162518 on ClinicalTrials.gov

What this research studies

This work aims to explain what alpha-synuclein does inside nerve cells and how it might disturb proteins that control RNA turnover. The team uses lab-grown neurons, biochemical mapping, and molecular analyses to track where alpha-synuclein binds and how it affects mRNA decay structures called P-bodies. They will test how these disruptions could lead to nerve cell damage seen in Lewy body and related dementias. By understanding these steps, researchers hope to point to molecular targets for future therapies.

Who could benefit from this research

Good fit: People diagnosed with Lewy body dementia, Parkinson's disease dementia, or mixed Alzheimer's/Lewy body pathology who can donate biospecimens (or participate in linked clinical or tissue-donation efforts) would be most relevant.

Not a fit: People without alpha-synuclein–related pathology (for example, individuals with pure Alzheimer's disease without Lewy bodies) or those seeking immediate clinical treatment are unlikely to benefit directly from this basic research.

Why it matters

Potential benefit: If successful, this research could identify new molecular targets that might lead to treatments to slow or prevent neuron loss in Lewy body and related dementias.

How similar studies have performed: Prior laboratory studies show alpha-synuclein can interact with cellular components and that RNA-binding protein dysfunction contributes to neurodegeneration, but directly linking alpha-synuclein to RNA-decapping machinery is a newer and partly untested area.

Where this research is happening

BOSTON, 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 →

Conditions: Alzheimer's disease and related dementia, Alzheimer's disease and related disorders, Alzheimer's disease or a related dementia, Alzheimer's disease or a related disorder, Alzheimer's disease or related dementia

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.