Marshfield Clinic Research Foundation
Clinical trials sponsored by Marshfield Clinic Research Foundation, explained in plain language.
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Flu vaccine showdown: do Egg-Free shots work better?
⭐️ VACCINE ⭐️ CompletedThis study compared how well egg-based and non-egg-based flu vaccines trigger the immune system in adults aged 18 to 64. Researchers wanted to see if egg adaptation weakens the vaccine's effectiveness. Over two flu seasons, 366 participants received one of three vaccines: a stand…
Phase: PHASE4 • Sponsor: Marshfield Clinic Research Foundation • Aim: ⭐️ VACCINE ⭐️
Last updated Jun 27, 2026 07:59 UTC
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Which flu shot works best for seniors? new study aims to find out
Knowledge-focused CompletedThis study looked at how well different licensed flu vaccines trigger an immune response in adults aged 65 to 74. About 179 participants received one of four flu vaccines over two flu seasons, and researchers measured their antibody levels at several time points. The goal was to …
Phase: NA • Sponsor: Marshfield Clinic Research Foundation • Aim: Knowledge-focused
Last updated Jun 27, 2026 08:03 UTC