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Table 4 Mean Fst and observed homozygosity across the genome and within QTL confidence intervals.

From: Genetic analysis of an F2 intercross between two chicken lines divergently selected for body-weight

 

Confidence interval

 

Homozygosity

(Mean ± SD)

Region

No. markers

Chr

Position (Mb)

Fst ± SD

HWS

LWS

Genome

4777

-

-

0.33 ± 0.29

0.74 ± 0.24

0.75 ± 0.22

All QTL

224

-

-

0.38 ± 0.33

0.75 ± 0.24

0.81 ± 0.22

Growth1

17

1

171.9 – 176.0

0.51 ± 0.38

0.76 ± 0.21

0.98 ± 0.05

Growth6_7 a

93

4

5.1 – 35.0

0.40 ± 0.35

0.78 ± 0.24

0.82 ± 0.21

Growth9

47

7

21.8 – 33.3

0.45 ± 0.29

0.79 ± 0.24

0.71 ± 0.28

Growth12

67

20

6.0 – 12.0

0.29 ± 0.30

0.67 ± 0.23

0.86 ± 0.16

  1. a Growth6 and Growth7 were combined in the analysis as their confidence intervals based on the one-LOD drop method overlapped.
  2. Only intervals with significant QTL for later growth (14 – 70 days) were considered.
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BMC Genomics

ISSN: 1471-2164

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