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Table 7 Effects of the NR2F2 polymorphism on total number born (TNB) and number born alive (NBA) in Landrace (LS means ± S.E.)

From: Expression of genes involved in progesterone receptor paracrine signaling and their effect on litter size in pigs

Breed

Genotype

First parity

Second parity

Third to ninth parity

All parities

Litters

TNB

NBA

Litters

TNB

NBA

Litters

TNB

NBA

Litters

TNB

NBA

Landrace

AA

24

11.02 ± 0.32

10.44 ± 0.31

11

10.33 ± 0.53

10.06 ± 0.47

15

10.68 ± 0.30

10.24 ± 0.33

50

10.62 ± 0.19a

10.13 ± 0.23

AC

100

11.15 ± 0.25

10.54 ± 0.25

52

10.85 ± 0.39

10.25 ± 0.34

78

11.19 ± 0.23

10.79 ± 0.30

230

10.98 ± 0.15

10.44 ± 0.20

CC

149

11.36 ± 0.27

10.75 ± 0.27

97

11.26 ± 0.45

10.76 ± 0.40

151

11.21 ± 0.26

10.85 ± 0.30

397

11.67 ± 0.16b

10.66 ± 0.21

  1. Values with different superscripts show significant levels within columns: a, b P < 0.05, A, B P < 0.01