Potential of a fucoidan-rich Ascophyllum nodosum extract to reduce Salmonella shedding and improve gastrointestinal health in weaned pigs naturally infected with Salmonella

Table 7 Effect of ANE and residual effect of ZnO on Salmonella shedding following experimental re-infection with S. Typhimurium (Least-square mean values ± SEM)

Time, d	Treatment¹	Faecal Salmonella counts, logGCN/g faeces
25	Control	7.22
	ZnO-residual	7.16
	ANE	7.02
27	Control	7.33
	ZnO-residual	7.24
	ANE	7.24
34	Control	7.41
	ZnO-residual	7.34
	ANE	7.30
SEM		0.171
P-value
Treatment effect		0.262
Time effect		0.025
Treatment × Time effect		0.961

ANE, Ascophyllum nodosum extract; ZnO, Zinc oxide; GCN, Gene copy number
¹A total of 12 replicates were used per dietary treatment (replicate = pig)

ISSN: 2049-1891