title: Amplification of the Escherichia coli K 12 arginine bipolar operon: construction in vitro and cloning of a composite colE1-argECBH plasmid.
mesh_terms: D001120:Arginine; D002874:Chromosome Mapping; D004261:DNA Replication; D004926:Escherichia coli; D005111:Extrachromosomal Inheritance; D009876:Operon; D010957:Plasmids
chemical_list: D001120:Arginine