Fig. 2From: Antibody and transcription landscape in peripheral blood mononuclear cells of elderly adults over 70 years of age with third dose of COVID-19 BBIBP-CorV and ZF2001 booster vaccineThe level of IgG antibodies against SARS-CoV-2 of serum samples 7 (a) and 28 (b) days after booster vaccination. P values were computed by unpaired t-tests with log-transformation using GraphPad Prism 8.0Back to article page