Fig. 4From: Dietary novel alkaline protease from Bacillus licheniformis improves broiler meat nutritional value and modulates intestinal microbiota and metabolitesChanged metabolites in cecum contents. A, B Heatmap of top 40 differentially expressed metabolites between P400 versus P0 and P300 versus P0. C Changes in major metabolites in cecal contents. a−cDifferent lowercase letters indicate significant difference between groups (P < 0.05)Back to article page