COVID-19 VACCINE
Clinical trials for COVID-19 VACCINE explained in plain language.
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Booster breakthrough: mRNA shot supercharges immunity in inactivated vaccine recipients
⭐️ VACCINE ⭐️ CompletedThis study looked at 300 adults aged 30 and older who had already received two doses of an inactivated COVID-19 vaccine (like Sinovac or Sinopharm) at least three months earlier. They were given a booster dose of an mRNA vaccine (Pfizer/BioNTech). Researchers measured their antib…
Matched conditions: COVID-19 VACCINE
Phase: PHASE4 • Sponsor: The University of Hong Kong • Aim: ⭐️ VACCINE ⭐️
Last updated Jun 17, 2026 12:09 UTC
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Iron deficiency may weaken vaccine protection in african women
Knowledge-focused CompletedThis study looked at whether iron deficiency anemia in young women makes the COVID-19 vaccine less effective. Researchers measured immune responses in 121 women before and after iron treatment. The goal was to understand if correcting iron deficiency can improve vaccine protectio…
Matched conditions: COVID-19 VACCINE
Phase: NA • Sponsor: Jomo Kenyatta University of Agriculture and Technology • Aim: Knowledge-focused
Last updated Jun 18, 2026 11:51 UTC