Effects of a lipid-encapsulated zinc oxide dietary supplement, on growth parameters and intestinal morphology in weanling pigs artificially infected with enterotoxigenic Escherichia coli

Table 1 Composition of the basal diet (as-fed basis)

Item	Content
Ingredient, %
ZnO¹	0.01
Others²	999.99
Calculated chemical composition
Digestible energy, MJ/kg	13.98
Crude protein, %	16.5
Ether extract, %	3.91
Lysine, %	1.13

¹Substituted by 0.25% uncoated ZnO and 0.01% lipid-encapsulated ZnO in the high-ZnO (‘HIGH’) and lipid-encapsulated ZnO (‘LE’) diets, respectively (See Tables 2, 3, and 4).
²Grains-soy-whey-based ingredients, composition of which was reported previously (Kwon et al., [9]). One of the four experimental diets used in the present study contained 120 ppm of apramycin (‘ANTIBIO’).

ISSN: 2055-0391