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.
Isotype antibodies specific for H. pylori (strain SS1) were quantitated by enzyme-linked immunosorbent assay (ELISA). Levels of H. pylori- specific IgG1 in the serum from SS1 infected mice were measured at 3 months post infection. 9–10 mice (independent serum samples) were used for each mouse group.
