No abstract available
MeSH terms
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Base Sequence
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Cloning, Molecular*
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Escherichia coli / enzymology
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Escherichia coli / genetics*
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Ethyl Methanesulfonate / pharmacology
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Genes* / drug effects
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Genes* / radiation effects
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Genotype
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Methylnitronitrosoguanidine / pharmacology
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Mutation
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Plasmids* / drug effects
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Plasmids* / radiation effects
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Ultraviolet Rays
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beta-Lactamases / genetics*
Substances
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Methylnitronitrosoguanidine
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Ethyl Methanesulfonate
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beta-Lactamases