Understanding how the Powassan virus affects the brain in older adults

Mechanisms of Age Dependent Powassan Virus Neurovirulence

NIH-funded research State University New York Stony Brook · NIH-11000299

This study is looking at how the Powassan virus, which can cause serious brain problems, affects older adults differently than younger ones, using mice to help find ways to better protect and treat those at risk.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionState University New York Stony Brook NIH-funded
Lab location1 site (Stony Brook, United States)
Project IDNIH-11000299 on NIH RePORTER

What this research studies

This research investigates the Powassan virus, a tick-borne virus that can cause severe brain inflammation and damage, particularly in older adults. The study aims to uncover how the virus invades the central nervous system and the immune response it triggers, using mouse models to simulate the disease. By examining the differences in how the virus affects younger versus older mice, researchers hope to identify the mechanisms that lead to increased vulnerability in the elderly. The findings could lead to better prevention and treatment strategies for those at risk.

Who could benefit from this research

Good fit: Ideal candidates for this research are older adults who may be at risk for Powassan virus infection due to tick exposure.

Not a fit: Patients who are not elderly or those who do not have a history of tick exposure may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved understanding and treatment options for Powassan virus infections, particularly in older patients who are more susceptible to severe outcomes.

How similar studies have performed: While research on tick-borne viruses is ongoing, the specific mechanisms of Powassan virus neurovirulence in older adults are not well understood, making this a novel investigation.

Where this research is happening

Stony Brook, 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 brain injury
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.