avidin(redirected from antibiotin)
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A protein found in uncooked egg white that binds to and inactivates biotin.
(Biochemistry) a protein, found in egg-white, that combines with biotin to form a stable compound that cannot be absorbed, leading to a biotin deficiency in the consumer
[C20: from avid + (bio)in; from its characteristic avidity for biotin]
av•i•din(ˈæv ɪ dɪn, əˈvɪd ɪn)
a protein of raw egg white that combines with the vitamin biotin and prevents its absorption.