Fig. 6From: Comparison of proteins with anti-influenza virus effects in parotid and submandibular-sublingual saliva in humansCystatins, a cystatin (Cys)-C, b -S, c -SA, and d -SN concentrations in the SMSL and parotid saliva collected from the orifice of the respective glands in 12 subjects. Values are shown in box and whisker plots with median, interquartile, and range. Cross mark and circle represent the means and outliers, respectively. Wilcoxon signed-rank test; **p < 0.01Back to article page