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.
Average combined plaque index (arithmetic mean with 95% confidence interval) for dogs receiving edible treats containing placebo (P1 group, blue) or A. nodosum (P2 group, red) for 90 consecutive days. Asterisk (*) denotes a significant intergroup difference at a given time point. Dotted lines connect data obtained at the specified time points in each experimental group.
