Fig. 4From: Modulation of gut microbiota, blood metabolites, and disease resistance by dietary β-glucan in rainbow trout (Oncorhynchus mykiss)Heatmap showing the relative abundance of the serum’s metabolites compared to the control at week 6 (W6- 0.0% β-glucan) using pairwise Wilcoxon rank sum tests. Only samples that are significantly different from the control are shown and the colour of the square indicates the intensity of the change. A: LC samples. B: FIA samplesBack to article page