Table 4

Estimated least squares means for meat quality traits in relation to I199V locus in 3 purebred Large White and Duroc and Pietrain animals
Trait Large white Duroc Pietrain
p-value II IV VV p-value II IV VV p-value II IV VV
Glycolytic traits n = 6 n = 41 n = 51 n = 4 n = 30 n = 64 n = 30 n = 45 n = 21
Driploss% 0.016 1.66 (0.49) 2.66 (0.18) 3.09 (0.15) 0.039 1.21 (0.54) 2.26 (0.20) 2.58 (0.13) 0.016 2.46 (0.2) 2.90 (0.19) 3.57 (0.30)
pHULT 0.656 5.67 (0.05) 5.63 (0.01) 5.63 (0.02) 0.164 5.67 (0.07) 5.66 (0.02) 5.63 (0.01) 0.459 5.66 (0.02) 5.65 (0.02) 5.61 (0.03)
pHUSM 0.591 5.57 (0.04) 5.55 (0.02) 5.53 (0.01) 0.015 5.65 (0.04) 5.54 (0.02) 5.53 (0.01) 0.165 5.58 (0.02) 5.55 (0.06) 5.52 (0.02)
pH45LT 0.216 6.68 (0.03) 6.56 (0.03) 6.60 (0.10) 0.491 6.44 (0.11) 6.56 (0.04) 6.57 (0.03) 0.053 6.52 (0.02) 6.60 (0.02) 6.51 (0.04)
pH45SM 0.420 6.60 (0.03) 6.50 (0.03) 6.55 (0.09) 0.717 5.67 (0.05) 5.67 (0.02) 5.63 (0.01) 0.333 6.41 (0.04) 6.45 (0.04) 6.34 (0.06)
ECULT 0.605 2.81 (0.32) 3.10 (0.12) 3.15 (0.10) 0.096 2.60 (0.44) 3.47 (0.16) 3.13 (0.10) 0.072 3.28 (0.12) 3.12 (0.10) 3.60 (0.16)
ECUSM 0.212 4.75 (0.53) 3.78 (0.20) 4.05 (0.17) 0.745 4.19 (0.41) 3.89 (0.15) 4.00 (0.10) 0.019 4.08 (0.25) 4.23 (0.20) 5.23 (0.32)
Colour
L* 0.842 47.10 (1.49) 46.20 (0.57) 46.54 (0.48) 0.300 44.25 (1.49) 45.72 (0.53) 46.38 (0.35)
    0.0004
45.90 (0.65) 47.40 (0.53) 46.00 (0.85)
b * 0.978 3.57 (0.68) 3.70 (0.26) 3.64 (0.22) 0.123 2.94 (0.69) 3.07 (0.24) 3.69 (0.16) 0.167 3.81 (0.19) 2.80 (0.25) 3.68 (0.25)
Fatty Acids
IMF% LT 0.035 1.48 (0.20) 1.04 (0.08) 0.93 (0.07) 0.086 1.87 (0.31) 2.03 (0.11) 1.71 (0.07)
    0.002
1.43 (0.07) 1.20 (0.06) 1.01 (0.09)
IMF% SM 0.316 1.13 (0.06) 1.25 (0.07) 1.36 (0.19) 0.858 2.14 (0.38) 2.22 (0.14) 2.12 (0.09) 0.356 1.56 (0.08) 1.46 (0.07) 1.37 (0.10)

P-values significantly different at the nominal level are in bold. Associations significant at the Bonferroni-adjusted alpha are underlined.

Bonferroni-adjusted alpha levels were as follows for single SNP association analysis: Large White =0.0083, Duroc =0.0083, Pietrain =0.0089.

IMF Intramuscular Fat, LT M. Longissimus thoracis et lumborum muscle, SM M. semimembranosus muscle, n number of genotypes.

Ryan et al.

Ryan et al. BMC Genetics 2012 13:66   doi:10.1186/1471-2156-13-66

Open Data