单词	avidin
释义	avidin /ˈavɪdɪn / noun [mass noun] Biochemistry A protein found in raw egg white, which combines with biotin and hinders its absorption.The latter is due to the affinity of the egg white protein, avidin, for biotin preventing intestinal absorption of the biotin.... By cooking eggs, for example, you detoxify avidin, an egg-white protein that destroys biotin. Groundwater, too, is protected from contamination because avidin is a biodegradable protein. Origin 1940s: from avid + -in1.
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