Abstract
DNA encoding ricin B chain was fused to that encoding the E. coli OmpA signal peptide using the expression secretion vector pIN-111-ompA. When induced, E. coli cells transformed with the recombinant plasmid express ricin B chain. The recombinant product accumulates in the periplasmic space in a soluble, biologically active form.
Publication types
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Research Support, Non-U.S. Gov't
MeSH terms
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Escherichia coli / genetics*
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Genes
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Plant Lectins
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Plants, Toxic*
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Recombinant Fusion Proteins / isolation & purification
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Restriction Mapping
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Ricin / genetics*
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Ricin / isolation & purification
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Ricinus / genetics*
Substances
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Plant Lectins
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Recombinant Fusion Proteins
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Ricin