Figure 5.
Effect of trehalose concentration on vaccine coating. (A) Effect of trehalose concentration in coating solution on () mass (per 5 microneedles) and (
) HA activity of coated inactivated influenza virus after reconstitution (n=4). (B) Effect of trehalose concentration in coating solution on the size of coated inactivated influenza virus particles after reconstitution (n=4).