Fig. 6From: AuNP-M2e + sCpG vaccination of juvenile mice generates lifelong protective immunity to influenza A virus infectionExperimental time points. A cohort of mice were vaccinated 0, 2, or 3 times with AuNP-M2e + sCpG vaccine and challenged after aging 15 months. Mice were bleed three times after the third vaccination (weeks 6, 7.5, and 9), prior to infection (week 69.5), and 3 months post infection (week 83)Back to article page