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Table 3 Estimation of QTL for meat quality traits in a novel F2 chicken population

From: Identification of QTL controlling meat quality traits in an F2 cross between two chicken lines selected for either low or high growth rate

  

QTLMAP

QTLExpress

Trait1

GGA

Location2

Flanking markers

LRP3

Var4 (%)

P-Value (Chr)5

P _Value (Chr)5

F values

Location (cM)

BCo-Y

1

174 (168–182)

ADL188 – ADL150

102

20.5

0.02*6

ns

5.13

49

DL

1

357 (352–367)

MCW200 – LEI139

114

12

0.002**7

0.02*

10.1

560(454–565)

pH15

1

396 (386–403)

LEI139 – MCW283

126

29

<0.0005**

0.04*

8.97

369(324–404)

pH15

2

249 (243–274)

MCW063 – ADL257

124

14

<0.0005**

ns

2.36

302

pHu

4

189 (140–200)

ADL331 – MCW240

99

18

0.02*

<0.0005**

21.71

191(182–231)

BCo-Y

11

62 (56–69)

ADL210 – ADL308

153

31

<0.0005**

<0.0005**

53.42

62(51–69)

BCo-R

11

68 (58–69)

ADL210 – ADL308

115

19

<0.0005**

<0.0005**

24.83

65(41–69)

pH15

12

24 (16–30)

ADL372 – ADL044

105

21

0.005*

ns

4.43

0

DL

14

20 (20–44)

ADL118 – MCW123

98

13.5

0.003*

ns

0.49

45

  1. 1BCo-Y = yellowness; DL = drip loss, pH15 = pH 15 minutes post-mortem; pHu = ultimate pH; BCo-R = redness; 2Location and confidence interval in cM; 3Likelihood ratio 4Variance explained by the QTL (%) 5Chromosome-wide P-Value; 6* = Suggestive; 7** = Genome-wide 1%