An official website of the United States government
Here's how you know
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.
Principle coordinate analysis comparing the ileal microbiota of hens in commercial conventional cage (CC) and cage-free (CF) systems. Goldenrod denotes hens in CF systems, and red denotes hens in CC systems.