Preparation and testing of stationary phases and modified capillaries for affinity chromatography and affinity capillary electrophoresis of pepsin

Peptides surviving the simulated gastrointestinal digestion of milk proteins: Biological and toxicological implications

“…Sequence-grade bovine alkaline phosphatase from calf intestine was supplied by Roche (Mannheim, Germany). Porcine pepsin, chymotrypsin elastase and trypsin were used assuming that no significant differences in their activity exist with respect to the human counterparts [31,32].…”