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. 2022 Aug 12;13:939311. doi: 10.3389/fimmu.2022.939311

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Copyright © 2022 Hua, Zhang, Yao, Xu, Sun, Lu, Xu, Liao, Yang, Mao, Zhang, Zhu, Hu, Lv and Jiang

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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Anti-SARS-CoV-2-specific IgG and IgM levels induced by inactivated COVID-19 vaccines. (A, B) Levels of anti-SARS-CoV-2-specific IgG (A) and IgM (B) in serum samples from CoronaVac-vaccinated participants collected on Day 0, Day 28, Day 56, Day 210 and from Covilo-vaccinated participants on Day 56 and Day 210. (C, D) Dynamic changes in anti-SARS-CoV-2-specific IgG (C) and IgM (D) levels between 28 days (Day 56) and 6 months (Day 210) after the second vaccine dose. ns: no significance, P>0.05.