Medical Dictionary

alpha–1–antitrypsin

noun al·pha–1–an·ti·tryp·sin
\-ˌwən-ˌant-i-ˈtrip-sən, -ˌan-ˌtī-\

Medical Definition of ALPHA-1-ANTITRYPSIN

:  a trypsin-inhibiting serum protein which inhibits the digestive action of elastase on the tissues of the lungs and whose deficiency is associated with the development of emphysema

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