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.
ELISPOT of IFN-γ cytokine in the experimental groups. Mice were immunized with candidate vaccines and the frequency of IFN-γ producing lymphocytes were analyzed using ELISPOT method by 24 h antigen recall in the in vitro condition. Spots adjusted for 106 spleen cells and Data are shown as the mean ± SD of experimental groups. Asterisks represent the groups which were significantly difference (p < 0.05).
