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.
Transmission of Campylobacter disease hypothesis. True vertical transmission via female reproductive tract or contaminated roosters’ semen. False vertical transmission via contaminated eggs and the bacteria penetrates the eggshell. Horizontal transmission from infected bird to susceptible bird.
