Scientists track flu vaccine response in seniors for years
Knowledge-focused
Ongoing
This study follows 75 adults aged 65 and older over three to four flu seasons, giving them a different FDA-approved flu vaccine each year. Researchers collect blood, nasal swab, and stool samples to measure how the immune system responds. The goal is to understand why flu vaccine…
Phase: PHASE4 • Sponsor: The Jackson Laboratory • Aim: Knowledge-focused
Last updated May 22, 2026 14:02 UTC