Table 6.

SEM and probability values of interactive effects of Zn and Cu sources and phytase on MDA and gut morphology in nursery pigs

		P values
Items	Pooled SEM	Zn	Cu	Phytase	Zn × Cu	Zn × phytase	Cu × phytase
MDAa, µM	0.42	0.10	0.10	0.03	0.71	0.30	0.40
Duodenum
Villus height, µm	14.94	0.40	0.87	0.09	0.71	0.23	0.42
Villus width, µm	3.52	0.33	0.23	0.88	0.14	0.89	0.85
Crypt depth, µm	2.57	0.63	0.32	0.81	0.47	0.03	0.21
VH:CDb	0.27	0.54	0.26	0.40	0.62	0.01	0.49
VH:VWc	0.10	0.77	0.24	0.14	0.26	0.46	0.47
Jejunum
Villus height, µm	17.82	0.40	0.39	0.01	0.63	0.11	0.31
Villus width, µm	2.81	0.71	0.66	0.08	0.01	0.30	0.28
Crypt depth, µm	2.50	0.88	0.78	0.09	0.45	0.69	0.98
VH:CD	0.29	0.41	0.43	0.71	0.46	0.20	0.53
VH:VW	0.14	0.44	0.77	0.29	0.26	0.55	0.14
Ileum
Villus height, µm	10.94	0.74	0.47	0.08	0.75	0.14	0.63
Villus width, µm	5.80	0.07	0.43	0.50	0.12	0.79	0.38
Crypt depth, µm	4.07	0.34	0.97	0.39	0.64	0.29	0.95
VH:CD	0.19	0.32	0.64	0.14	0.80	0.15	0.63
VH:VW	0.14	0.14	0.96	0.48	0.13	0.91	0.36

^aMDA represents plasma malondialdehyde concentration.

^bVH:CD represent villus height to crypt depth ratio.

^cVH:VW represent villus height to villus width ratio.