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.
The levels of splenocyte-secreted IFN-γ (A), IL-2 (B), IL-4 (C), and IL-10 (D) cytokines by ELISPOT assays (n = 6). Splenocytes were isolated two weeks after the third immunization. The numbers of cytokine-positive cells were recorded as the mean SFU/1 × 106 splenocytes + SD. *p < 0.05; **p < 0.01.
