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

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

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