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Table 8 Effects of the NR2F2 polymorphism on total number born (TNB) and number born alive (NBA) in Duroc (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
Duroc AA 43 10.43 ± 0.35 9.53 ± 0.37 21 10.88 ± 0.39a 9.87 ± 0.35A 58 9.68 ± 0.34A 9.26 ± 0.39a 122 10.02 ± 0.20 9.30 ± 0.24
AC 52 10.54 ± 0.30 10.07 ± 0.32 36 11.12 ± 0.39 9.98 ± 0.35A 103 10.48 ± 0.25 9.97 ± 0.31 161 10.21 ± 0.16 9.63 ± 0.21
CC 25 10.60 ± 0.43 10.10 ± 0.46 11 11.54 ± 0.45b 10.81 ± 0.40B 40 11.03 ± 0.46B 10.60 ± 0.4b 76 10.17 ± 0.26 9.47 ± 0.30
  1. Values with different superscripts show significant levels within columns: a, b P < 0.05, A, B P < 0.01