Class switch towards IgG2 and IgG4 is more pronounced in BNT162b2 compared to mRNA-1273 COVID-19 vaccinees. Siebner AS, Griesbaum J, Huus KE, Flugge J, et al. Int J Infect Dis 2025 Jul 16:107990. doi: 10.1016/j.ijid.2025.107990.

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Amedeo Smart

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Siebner AS, Griesbaum J, Huus KE, Flugge J, et al. Class switch towards IgG2 and IgG4 is more pronounced in BNT162b2 compared to mRNA-1273 COVID-19 vaccinees. Int J Infect Dis 2025 Jul 16:107990. doi: 10.1016/j.ijid.2025.107990.
PMID: 40681092