Could HIV and age weaken vaccine protection? study investigates
Knowledge-focused
Ongoing
This study looks at how HIV infection and aging impact the body's response to the Prevnar 13 vaccine, which protects against pneumococcal bacteria. Researchers will measure antibody levels in the lungs, nasal passages, and blood of participants aged 21-45 or 55-75, comparing thos…
Phase: EARLY_PHASE1 • Sponsor: VA Eastern Colorado Health Care System • Aim: Knowledge-focused
Last updated Jul 02, 2026 00:00 UTC