Table 6

Significant associations (P-value < 0.05) and tendencies towards association (P-value < 0.1) for the most abundant ANK1 gene promoter haplotypes with meat quality traits and least squares means for haplotype copy number

HAP ID

Trait

P-value

Estimated trait mean per haplotype copy

0

1

2


HAP1

N = 109

N = 27

N = 5


Texture-SM

    0.0012

3.48 ± 0.08a

3.74 ± 0.12a

2.82 ± 0.24b

Texture-LTL

0.0974

3.18 ± 0.10

3.40 ± 0.15

3.74 ± 0.30

Firmness-SM

0.0917

5.61 ± 0.08

5.76 ± 0.11

5.25 ± 0.23

Firmness-LTL

0.0176

5.18 ± 0.09

5.45 ± 0.13

5.79 ± 0.26


HAP2

N = 61

N = 67

N = 13


Texture-SM

0.0125

3.66 ± 0.09a

3.39 ± 0.09b

3.36 ± 0.19ab

Texture-LTL

0.0861

3.33 ± 0.11

3.21 ± 0.11

2.82 ± 0.23

Juiciness-SM

0.0918

4.51 ± 0.14

4.83 ± 0.14

4.78 ± 0.29

IMF-SM

0.0275

1.06 ± 0.16a

1.10 ± 0.16a

1.95 ± 0.33b

IMF-LTL

0.0276

2.06 ± 0.24a

2.41 ± 0.24ab

3.30 ± 0.48b


HAP3

N = 92

N = 43

N = 6


Tenderness-SM

0.0317

5.26 ± 0.14a

4.82 ± 0.16b

5.20 ± 0.41ab

Shear force-LTL

0.0727

45.19 ± 2.90

51.83 ± 3.11

54.42 ± 7.44

Texture-LTL

0.0070

3.12 ± 0.11a

3.46 ± 0.12b

2.80 ± 0.29ab


HAP4

N = 100

N = 35

N = 6


Tenderness-LTL

0.0195

5.30 ± 0.14a

5.82 ± 0.20b

5.65 ± 0.42ab

Shear force-LTL

0.0188

50.12 ± 2.61a

41.99 ± 3.57b

36.92 ± 7.68ab

Texture-LTL

0.0146

3.34 ± 0.10a

2.97 ± 0.14b

2.99 ± 0.30ab

Firmness-LTL

0.0143

5.34 ± 0.09a

5.00 ± 0.12b

5.02 ± 0.27ab


Significant associations are in bold and associations remaining significant after Bonferroni correction are underlined (Bonferroni-adjusted P-value = 0.0014). Least squares means with different superscripts had significant Tukey-Kramer contrasts. N (Number of samples with each haplotype copies)

LTL: M. longissimus thoracis et lumborum muscle; SM: M. semimembranosus muscle

Aslan et al. BMC Genetics 2010 11:111   doi:10.1186/1471-2156-11-111

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