Figure I. Effect of vaccination on the induction of
systemic and local neutralizing antibodies. A-B, Percentage of
patients with SARS-CoV-2 neutralizing antibodies (a) and degree of ACE2
binding inhibition (b) in serum prior and post vaccination with BNT162b2
and ChAdOx1. C-D, Percentage of patients with SARS-CoV-2 NAbs
(c) and degree of ACE2 binding inhibition (d) in nasal secretions prior
and post vaccination with BNT162b2 and ChAdOx1.
Asterisks indicate statistical significance by two-way repeated-measures
ANOVA followed by Sidak’s multiple comparisons test. *:
p<0.05, **: p<0.001, ***: p<0.0002, ****:
p<0,0001.