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.
Effect of Bifidobacterium longum BB536 administration on the gut microbiota composition. (a) Bray–Curtis distance principal coordinate analysis (PCoA). (b) Differences in the genera before and after administration in each group. *P < 0.05 (Wilcoxon signed-rank test).
