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    • Ricin-resistant mutants of CHO cells 

      Sallustio, Sandra (ProQuest Dissertations & Theses, 1989)
      Ricin is a potent cytotoxin composed of two disulfide-linked heteropeptides, an A chain and a B chain. Galactose-containing glycoconjugates at the eukaryotic cell surface bind to the B chain, leading to endocytosis of the ...