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Fig. 2 | BMC Medicine

Fig. 2

From: Broad humoral and cellular immunity elicited by one-dose mRNA vaccination 18 months after SARS-CoV-2 infection

Fig. 2

T cell-mediated immune responses against wild-type and Delta variant SARS-CoV-2 according to vaccination timing after COVID-19. a Activation-induced marker+ (AIM+) T cells stimulated by wild-type whole spike protein. b, c AIM+ CD4+b and CD8+c T cells stimulated by matched wild-type and Delta variant spike peptide pools. *P < 0.05, **P < 0.005 NS, not significant

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