Figure 6From: Effects of inorganic or organic selenium on immunoglobulins in swineMean serum concentrations of IgG (A), IgA (B), and IgM (C) in piglets (n = 16 litters) at d 0, 1, 7, 14 and 21 of age. Day 0 represents the day of parturition. Data are expressed as least-square means ± SEM. abcdMeans with different letters differ (P < 0.05).Back to article page