noun, Biochemistry.
an enzyme in the saliva that converts starch into dextrin and maltose.
(biochem) an amylase secreted in the saliva of man and other animals

ptyalin pty·a·lin (tī’ə-lĭn)
An amylase present in saliva that catalyzes the hydrolysis of starch into maltose and dextrin.
An enzyme found in the saliva of humans and herbivorous animals that helps in the predigestion of starches. Ptyalin is a type of amylase.


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