Understanding blood flow issues in older adults at risk for Alzheimer's Disease

Characterizing microvascular impairment in adults with elevated genetic risk for Alzheimer's Disease

NIH-funded research Massachusetts General Hospital · NIH-11047981

This study is looking at how a specific gene, called APOE-ε4, might affect blood flow in the brains of older adults who are at risk for Alzheimer's Disease, to better understand how these changes can impact thinking and memory.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionMassachusetts General Hospital NIH-funded
Lab location1 site (Boston, United States)
Project IDNIH-11047981 on NIH RePORTER

What this research studies

This research investigates how genetic factors, specifically the APOE-ε4 allele, contribute to blood flow problems in the brains of older adults who may develop Alzheimer's Disease. By examining the relationship between microvascular health and cognitive decline, the study aims to uncover the physiological mechanisms that lead to reduced oxygen availability in the brain. Participants will undergo assessments to measure cerebral blood flow and oxygen extraction efficiency, helping to clarify how these factors impact brain health in those at genetic risk for Alzheimer's.

Who could benefit from this research

Good fit: Ideal candidates for this research are adults aged 65 and older who carry the APOE-ε4 allele and are at elevated risk for Alzheimer's Disease.

Not a fit: Patients who do not carry the APOE-ε4 allele or are under the age of 65 may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could lead to improved understanding and potential interventions for preventing or mitigating cognitive decline in individuals at risk for Alzheimer's Disease.

How similar studies have performed: Previous research has shown promising results in understanding the relationship between vascular health and cognitive decline in Alzheimer's, suggesting that this approach could yield valuable insights.

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.
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.