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. 2022 May 23;13:864674. doi: 10.3389/fimmu.2022.864674

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Copyright © 2022 Versteegen, Barkoff, Valente Pinto, van de Kasteele, Knuutila, Bibi, de Rond, Teräsjärvi, Sanders, de Zeeuw-Brouwer, Luoto, ten Hulscher, Clutterbuck, Sanders, Mertsola, Berbers, He, Kelly, Buisman and PERISCOPE Consortium

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Correlations between memory B cell frequencies and antibody concentrations presented as heatmaps per antigen for all participants together based on Pearsons’ correlation on the log10 transformed memory B cell frequencies and antibody concentrations. Ptx: pertussis toxin; FHA, filamentous haemagglutinin; Prn, pertactin; Bmem, memory B cell frequencies; Abs, antibody concentrations; D0: day 0 (baseline); D28, day 28 post-vaccination; Y1, 1 year post-vaccination. Correlations for (A) pertussis toxin; (B) filamentous haemagglutinin; and (C) pertactin.