Dietary L-leucine supplementation improves ruminal fermentation parameters and epithelium development in fattening Angus beef cattle

Table 4 Effects of L-Leu on ruminal papillae morphology structure in beef cattle (n = 6)

Item	Treatment		SEM¹	P-value
Item	CON	Leu	SEM¹	P-value
Total epithelia, μm	309.55	353.32	13.79	0.116
Stratum corneum, μm	9.33	9.22	0.240	0.827
Stratum germinativum, μm	14.50^a	10.82^b	0.800	0.012
Stratum spinosum and basal, μm	81.46^a	108.62^b	6.479	0.028

CON Basal diet group, Leu Basal diet supplementation with 6.0 g L-Leu/100 kg BW/d group
¹Standard error of the mean
^a,bDifferent superscript letters within the same row indicate significant differences (P < 0.05)

ISSN: 2049-1891