Systemic IL-15, IFN-g, and IP-10/CXCL10 signature associated with effective immune response to SARS-CoV-2 in BNT162b2 mRNA vaccine recipients Graphical abstract Highlights d BNT162b2 mRNA vaccine induces a cytokine signature featuring IL-15, IFN-g, and CXCL10 d mRNA-vaccine-induced IFN-g and IL-15 correlate with spike antibody response d Strong cytokine signature upon a single vaccination of convalescent persons d Stronger cytokine induction upon booster vaccination in naive persons

Two-photon imaging provides noninvasive, label-free, quantitative assays of metabolic changes at the single-cell or tissue level.

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