title: Plasmid screening at high colony density.
mesh_terms: D001345:Autoradiography; D001483:Base Sequence; D002701:Chloramphenicol / Q000494:pharmacology; D004247:DNA / Q000235:genetics / Q000302:isolation & purification*; D004926:Escherichia coli / Q000235:genetics; D005374:Filtration / Q000379:methods; D005784:Gene Amplification / Q000187:drug effects; D009693:Nucleic Acid Hybridization; D010209:Paper; D010957:Plasmids; D012313:RNA / Q000302:isolation & purification*; D011868:Radioisotopes
chemical_list: D011868:Radioisotopes; D012313:RNA; D002701:Chloramphenicol; D004247:DNA