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Related to ptyalin: trypsin
α-amylase occurring in saliva.
A glucanohydrolase yielding mainly maltose and some α-glucose in an endohydrolytic random manner from 1,4-α-glucans. An amylase that has been used clinically as a digestive aid.
ptyalin/pty·a·lin/ (ti´ah-lin) α-amylase occurring in saliva.
A form of amylase in the saliva of humans and certain other animals that catalyzes the hydrolysis of starch into maltose and dextrin.
Etymology: Gk, ptyalon, spittle
a starch-digesting enzyme present in saliva. It hydrolyzes starch and glycogen. Its optimal pH is 6.9. Also called amylase.
ptyalinThe salivary enzyme MALTASE.