Fig. 3From: Influence of the circadian cycle, sex and production stage on the reference values of parameters related to stress and pathology in porcine salivaConcentration of salivary analytes in pigs at different stages of the production system. Pig-MAP (ng/mL) (A), TP (mg/mL) (B), S100A12 (µg/mL) (C), OSI (TOS/TAC ratio) (D) and salivary α-amylase (U/L) (E). Graph showing the distribution of the population, the median (central horizontal line), 25th and 75th percentiles (non-central horizontal lines within the plot), maximum and minimum (edges of the figure). Statistical differences are indicated by **** for p < 0.0001Back to article page