Table 3.

Effect of oral gavage of Bacillus subtilis on jejunal morphology of IUGR suckling piglets

Items1	Groups2			SEM	P value
	NBW	IUGR	IBS
VH, μm	347.53	343.65	389.16	12.18	0.25
CD, μm	200.87	213.55	167.16	9.37	0.11
VH/CD	1.87b	1.81b	2.43a	0.10	< 0.01

Data are expressed as means and SEM, n = 8. Mean values with different letters indicate a significant difference (P < 0:05).

¹VH, villus height; CD, crypt depth; VH/CD, the ratio of villus height to crypt depth.

²NBW, normal birth weight; IUGR, intrauterine growth restriction; IBS, IUGR with oral administration of Bacillus subtilis.