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trypsin n. 胰島素 胰島素 trypsin n 1: an enzyme of pancreatic origin; catalyzes the hydrolysis of proteins to smaller polypeptide units Trypsin \Tryp"sin\, n. [Gr. ? a rubbing, fr. ? to rub, grind. So
called because it causes protein to break up or to fall apart.] (physiol.) A proteolytic enzyme present in the pancreatic juice. Unlike the pepsin of the gastric juice, it acts in a neutral or alkaline fluid, and not only converts the albuminous matter of the food into soluble peptones, but also, in part, into leucin and tyrosin. [1913 Webster]
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