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ricin

Pronunciation: ri'sin, ris'in

Definition: A highly toxic lectin and hemagglutin that occurs in castor beans (the seeds of the castor oil plant, Ricinus communis; if ingested, acts as a violent irritant with possibly fatal results, on the respiratory and gastrointestinal mucosa; an N-glycosidase that acts on the GOS subunit of rRNA, halting protein translation.

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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