mRNA booster vaccination protects aged mice against the SARS-CoV-2 Omicron variant | Communications Biology - Nature.com

A longitudinal study in mice reveals that a booster dose of mRNA vaccine BNT162b2 enhances humoral and cell-mediated responses and provides sterilizing immunity against Omicron-induced lung infection in aged animals.

Animals Female, 3-month-old BALB/c mice were purchased from the Jackson Laboratory. Female, 11-month-old BALB/c mice were purchased from Taconic Biosciences and used for aged mice experiments. Mice … [+11267 chars]

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