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.
Sereny test with Shigella in immunized and nonimmunized guinea pigs . A: control pigs that during the injection alone PBS was injected ,B: purulent infections of eye in control guinea pigs there was after 3 days of instilled shigella into their eyes, C:CII immunized guinea pig, D: immunized guinea pig after Shigella inoculation and There is no sign of infection
