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Table 3 The QTL mapping results for the lengths of limb bones and fBMD

From: A genome-wide scan for quantitative trait loci affecting limb bone lengths and areal bone mineral density of the distal femur in a White Duroc × Erhualian F2 population

SSCa

Position (cM)

Traitb

F Valuec

Origind

ADD ± S.E.e

DOM ± S.E.e

IMP ± S.E.e

CI95f

Var%g

Nominal P

1

46

FL

4.6*

Erhualian

-0.08 ± 0.03

-0.10 ± 0.04

ns

34–152

1.1

3.3E-03

 

58

SL

5.8*

Duroc

ns

-0.24 ± 0.06

ns

0–113

1.5

6.7E-04

 

146

HL

6.4*

Erhualian

-0.12 ± 0.03

ns

ns

27–153

1.9

2.6E-04

 

147

TL

9.6***

Erhualian

-0.16 ± 0.03

ns

ns

36–160

1.0

3.2E-06

 

157

UL

9.0***

Erhualian

-0.14 ± 0.03

-0.11 ± 0.05

ns

146–160

2.4

6.8E-06

2

17

SL

23.7***

Duroc

0.13 ± 0.04

ns

0.27 ± 0.04

0–23

5.4

9.7E-15

 

78

HL

4.7*

Duroc

ns

ns

-0.11 ± 0.03

0–144

1.0

3.0E-03

3

40

FL

4.9*

Duroc

ns

-0.24 ± 0.07

ns

31–128

1.5

2.4E-03

 

114

SL

7.3**

Erhualian

-0.17 ± 0.04

ns

ns

31–123

1.0

8.3E-05

4

58

HL

11.2***

Duroc

0.18 ± 0.03

ns

ns

46–85

1.5

3.2E-07

 

58

UL

20.5***

Duroc

0.26 ± 0.03

ns

ns

54–75

2.8

7.3E-13

 

68

FL

5.5*

Duroc

0.10 ± 0.03

ns

ns

3–109

4.5

9.2E-04

 

98

SL

7.3**

Duroc

0.16 ± 0.04

ns

ns

0–110

1.3

7.8E-05

 

127

fBMD

4.9*

Erhualian

-0.04 ± 0.02

-0.07 ± 0.03

ns

0–139

10.3

3.4E-03

5

54

SL

5.4*

Erhualian

-0.13 ± 0.04

ns

ns

1–105

1.0

1.1E-03

 

64

UL

5.6*

Erhualian

-0.11 ± 0.03

ns

ns

8–112

1.1

7.8E-04

7

57

FL

50.3***

Erhualian

-0.41 ± 0.03

ns

ns

56–59

16.5

5.6E-30

 

57

SL

70.4***

Erhualian

-0.59 ± 0.04

ns

-0.06 ± 0.03

56–60

9.5

9.3E-41

 

58

HL

35.6***

Erhualian

-0.34 ± 0.03

ns

ns

55–59

19.9

1.1E-21

 

58

TL

26.5***

Erhualian

-0.29 ± 0.03

ns

ns

54–59

13.5

2.1E-16

 

58

UL

87.1***

Erhualian

-0.55 ± 0.03

0.09 ± 0.04

ns

57–60

7.0

2.9E-49

10

41

FL

5.9*

Duroc

0.12 ± 0.03

ns

ns

0–108

1.3

5.8E-04

11

106

fBMD

6.5*

Erhualian

-0.06 ± 0.02

ns

ns

36–106

14.7

4.9E-04

13

67

TL

10.9***

Duroc

0.16 ± 0.03

ns

ns

31–98

2.3

5.3E-07

 

72

SL

10.6***

Duroc

0.19 ± 0.03

ns

ns

40–93

4.0

7.5E-07

 

72

UL

18.3***

Duroc

0.22 ± 0.03

ns

-0.06 ± 0.03

60–96

2.7

1.7E-11

14

36

UL

6.1*

Duroc

0.11 ± 0.03

ns

0.07 ± 0.03

28–102

1.8

4.2E-04

 

51

HL

4.6*

Duroc

0.12 ± 0.03

ns

ns

18–102

1.0

3.3E-03

 

88

SL

8.4***

Duroc

0.16 ± 0.04

ns

-0.12 ± 0.04

52–97

1.2

1.7E-05

15

44

TL

6.4*

Erhualian

-0.14 ± 0.03

ns

ns

24–117

2.0

2.8E-04

 

63

HL

8.1**

Erhualian

-0.14 ± 0.03

ns

ns

30–74

1.5

2.4E-05

 

56

FL

4.7*

Erhualian

-0.10 ± 0.03

ns

ns

7–114

1.0

3.1E-03

X

50

SL

11.4***

Duroc

0.17 ± 0.04

ns

-0.14 ± 0.04

35–57

2.5

2.4E-07

 

51

FL

10.3***

Duroc

0.13 ± 0.03

ns

-0.09± 0.03

48–60

4.5

1.1E-06

 

52

HL

17.3***

Duroc

0.23 ± 0.03

ns

ns

43–59

2.4

6.5E-11

 

52

UL

11.5***

Duroc

0.26 ± 0.05

ns

ns

45–60

2.6

2.2E-07

 

53

TL

22.7***

Duroc

0.26 ± 0.03

ns

0.08 ± 0.03

24–84

5.9

3.6E-14

  1. a Pig chromosome; b For abbreviations see Table 1; c Significance levels: * suggestive significant level, **5% genome-wide significant level, ***1% genome-wide significant level.; d Origin of favorable allele respect to the founder breed; e ns, insignificant ADD, DOM and IMP. f The 95% confidence interval;g Percentage of phenotype variance explained by the QTL.