Fig. 5

SCFA concentration (acetate, propionate, butyrate, and total) in cecum of pigs fed experimental diets. ^a,b Mean values within a row have different superscript letters were significantly different (P < 0.05). Treatment groups: CON, control group fed with basal diet; SPL5, group fed with 5 mg/kg of SPL supplemented diet; SPL10, group fed with 10 mg/kg of sophorolipid-supplemented diet; SPL15, group fed with 15 mg/kg of sophorolipid-supplemented diet