Protective Effect of Zinc Oxide and Its Association with Neutrophil Degranulation in Piglets Infected with Porcine Epidemic Diarrhea Virus

Table 3

Effects of ZnO administration on intestinal morphology in PEDV-infected piglets.

Items	Control	PEDV	ZnO+PEDV	value
Villus height (μm)
Duodenum				0.126
Jejunum	^b	^a	^a	<0.001
Crypt depth (μm)
Duodenum	^a	^b	^a	0.012
Jejunum	^a	^b	^a	<0.001
Villus height/crypt depth
Duodenum	^b	^a	^b	0.001
Jejunum	^c	^a	^b	<0.001
Villous surface area (μm^2)
Duodenum				0.312
Jejunum	^b	^a	^a	<0.001

Values are mean and pooled SEM, . ^a,b,cWithin a row means with different superscripts differ, .