Rabbit anti-Ricinus communis Ricin toxin B chain (native) polyclonal antibody for WB, ELISA. Ricin toxin is produced in seeds of the plant Ricin communis (castor bean). It is composed of two chains, A and B. The B chain is a two domain lectin. The B chain binds to glycoproteins and glycolipids with terminal galactose at the cell surface. It facil