ptyalin

/tahy-uh-lin/US // ˈtaɪ ə lɪn //UK // (ˈtaɪəlɪn) //

酪氨酸钙

Definitions

n.名词 noun

1
Biochemistry.
- : an enzyme in the saliva that converts starch into dextrin and maltose.

Ptyalin, -e, tī′a-lin, n. the nitrogenous essential principle of saliva.
The action of ptyalin, however, continues in the fundus of the stomach until stopped by the acid in the gastric juice.
Here a similar action is caused by an enzyme called ptyalin.
The diastase of the malt has the same action on starch as the ptyalin in the saliva.
Amylopsin, the starch-digesting enzym, appears to be very similar to ptyalin in its power to digest carbohydrates.