title: [In vitro evaluation of the combined effect of polysynthetic penicillins on gram-negative microorganisms].
mesh_terms: D000667:Ampicillin / Q000008:administration & dosage / Q000037:antagonists & inhibitors; D003864:Depression, Chemical; D004357:Drug Synergism; D004926:Escherichia coli / Q000187:drug effects* / Q000254:growth & development; D008712:Methicillin / Q000008:administration & dosage / Q000037:antagonists & inhibitors; D008826:Microbial Sensitivity Tests; D010068:Oxacillin / Q000008:administration & dosage / Q000037:antagonists & inhibitors; D010403:Penicillin Resistance; D010406:Penicillins / Q000008:administration & dosage*; D011511:Proteus / Q000187:drug effects* / Q000254:growth & development; D011550:Pseudomonas aeruginosa / Q000187:drug effects* / Q000254:growth & development; D013268:Stimulation, Chemical
chemical_list: D010406:Penicillins; D000667:Ampicillin; D008712:Methicillin; D010068:Oxacillin
vernacular_title: Otsenka in vitro kombinirovannogo primeneniia polusinteticheskikh penitsillinov v otenoshenii gramotritsatel'nykh mikroorganizmov.