Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Immunogenicity of foam dried Ty21a. Anti-LPS serum IgG titers of mice immunized with freshly grown Ty21a (●), Vivotif bulk liquid formulation (▲) or stabilized, foam dried Ty21a (◆). A p value of less than 0.05 is considered statistically significant.
