No abstract available
Publication types
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Research Support, U.S. Gov't, P.H.S.
MeSH terms
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Autoradiography
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DNA Restriction Enzymes / metabolism
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DNA, Bacterial / metabolism
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Electrophoresis, Agar Gel
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Genes
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Genetic Linkage
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Plant Tumors*
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Plasmids*
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Rhizobium / genetics*
Substances
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DNA, Bacterial
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DNA Restriction Enzymes