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Which vaccine platform uses lipid nanoparticles to delive... | QuestionStock

Representative image for question: Which vaccine platform uses lipid nanoparticles to deliver mRNA instructions that host cells translate into antigen proteins?

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Which vaccine platform uses lipid nanoparticles to deliver mRNA instructions that host cells translate into antigen proteins?

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Which vaccine platform uses lipid nanoparticles to deliver mRNA instructions that host cells translate into antigen proteins?

Options:

Live attenuated vaccine
Inactivated (killed) vaccine
mRNA vaccine
Viral vector vaccine

Correct answer: mRNA vaccine

Explanation: mRNA vaccines use lipid nanoparticles to deliver mRNA encoding an antigen into host cells; the Pfizer‑BioNTech COVID‑19 vaccine used this platform and received EUA in 2020.

Created 2026-03-10T17:33:00.592Z. Updated 2026-03-10T17:33:00.592Z.