Transfer of β-hydroxy-β-methylbutyrate from sows to their offspring and its impact on muscle fiber type transformation and performance in pigs

Table 7 Effects of feeding HMB to lactating sows on muscle fiber characteristics of fattening pigs

	CON	HMB	SEM^a	P value
LMA, cm²	75.30	82.15	2.38	0.069
Total number of muscle fiber, ×10³	1013	1018	42	0.935
Mean myofiber CSA, μm²
Total	3,615	4,268	183	0.065
Type I	2,732	3,203	213	0.169
Type II	3,719	4,774	252	0.025

LMA loin meat area, CSA cross sectional area, CON control, HMB β-hydroxy-β-methylbutyrate
^aPooled standard error of the mean (n = 6/treatment)

ISSN: 2049-1891