For all in vivo trials, chicks were negative for wild-type Salmonella spp. at placement. The effect of dietary chitosan on ST intestinal colonization at 7 days of age in broiler chickens is described in
Cecal tonsils data are expressed as positive/total chickens for each tissue sampled (%).
Log10 S. Typhimurium/g of ceca content data are expressed as mean±standard error.
Values within a column with no common superscript differ significantly (p