No abstract available
Publication types
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Research Support, U.S. Gov't, Non-P.H.S.
MeSH terms
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Base Composition
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Base Sequence
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DNA Restriction Enzymes
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DNA, Bacterial / isolation & purification*
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DNA, Circular / isolation & purification*
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Escherichia coli / genetics*
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Plasmids*
Substances
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DNA, Bacterial
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DNA, Circular
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DNA Restriction Enzymes