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Table 4 Immunoglobulin G (IgG) serum concentration in pigs during lactation, nursery, and growing-finishing phases, mg/mL1

From: Influence of sows’ parity on performance and humoral immune response of the offspring

Gestation Multiparous (MP) Primiparous (PP) SEM2 P-value
Lactation MP PP MP PP (n = 15) Gestation Lactation Interaction
d of age
 14 33.4 34.4 29.8 40.8 7.15 0.847 0.406 0.487
 28 23.7 18.9 37.0 16.4 4.98 0.282 0.013 0.119
 40 23.0 7.7 8.6 7.0 4.25 0.084 0.052 0.113
 60 5.0 6.9 3.4 6.6 0.95 0.300 0.010 0.495
 90 21.1 26.6 17.3 20.4 3.68 0.175 0.242 0.736
 116 19.5 13.9 30.8 30.9 3.68 0.001 0.451 0.445
 144 34.8 36.4 49.0 43.5 6.24 0.088 0.751 0.564
  1. 1Gestation indicates the type of sow piglets were born from and lactation indicates the type of sow which suckled the piglets, defined as multiparous sows (from 3 to 5 parities) and primiparous sows
  2. 2SEM: standard error of the mean