Understanding how age affects vaccine responses to pneumonia

The role of neutrophils in the age-driven decline in anti-pneumococcal vaccine responses

NIH-funded research State University of New York at Buffalo · NIH-11105930

This study is looking at how certain immune cells in older adults affect how well the pneumococcal vaccine works, with the goal of finding better ways to protect seniors from infections.

Quick facts

Grant typeR01 grant
Study typeNIH-funded research
Funding institutionState University of New York at Buffalo NIH-funded
Lab location1 site (Amherst, United States)
Project IDNIH-11105930 on NIH RePORTER

What this research studies

This research investigates how neutrophils, a type of immune cell, contribute to the decline in effectiveness of the pneumococcal vaccine in older adults. The study aims to uncover the mechanisms behind immune system changes in aging that lead to reduced vaccine responses. By examining the role of these immune cells in both young and elderly populations, the researchers hope to identify why older individuals are more susceptible to infections despite vaccination. The findings could lead to improved vaccination strategies for the elderly.

Who could benefit from this research

Good fit: Ideal candidates for this research are individuals aged 65 and older who are receiving or have received the pneumococcal vaccine.

Not a fit: Patients younger than 65 or those who have not received the pneumococcal vaccine may not benefit from this research.

Why it matters

Potential benefit: If successful, this research could enhance vaccine efficacy in older adults, reducing their risk of pneumonia and related complications.

How similar studies have performed: Previous research has indicated that immune responses decline with age, but this specific investigation into neutrophils and vaccine efficacy in older adults is novel.

Where this research is happening

Amherst, 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.