Enzyme activities1 of jejunal and ileal mucosa in pigs born to control or antibiotics-treated sows and fed a low (LF) or high (HF) fat diet between 140 and 169 days of age (LSmeans and SEM, n = 10 per treatment).

1Total activity (µmoles/min/g mucosa) (nmoles/min/g mucosa for DPP-IV).2treat.: Treatment of sows pre- and post-partum (control versus antibiotics); diet (low versus high fat diet); treat.*diet: treatment by diet interaction.3Treatment effect for dipeptidyl-peptidase activity: 0.38 (0.06) and 0.71 (0.06) nmoles/min/g mucosa for controls and antibiotics, respectively (P = 0.001).4Diet effect for sucrase TA: 3.4 (0.2) and 2.7 (0.2) nmoles/min/g mucosa for LF and HF, respectively (P = 0.020).5Treatment effect for dipeptidyl-peptidase activity: 1.8 (0.2) and 1.2 (0.2) nmoles/min/g mucosa for controls and antibiotics, respectively (P = 0.028).a,b,cMeans with different superscript letters within rows differ (P