The aim of the paper was to study the inactivation of soybean trypsin inhibitor by ferrisulphas.

SLPI possesses potent inhibitory activity against neutrophil elastase, cathepsin g, chymase, trypsin and chymotrypsin and play an important role in allergic and inflammatory diseases.

Results The insulin-liposomes double-coated by CH and CEC was shown to protect insulin against digestion of pepsin, trypsin and gastrointestinal contents.