title: In vivo activity of the 6beta-amidinopenicillanic acid derivative, mecillinam, chemically linked or combined in varying ratios with 6-aminopenicillanic acid derivatives.
mesh_terms: D000658:Amoxicillin / Q000494:pharmacology; D000667:Ampicillin / Q000494:pharmacology; D000818:Animals; D001419:Bacteria / Q000187:drug effects*; D001424:Bacterial Infections / Q000188:drug therapy; D002437:Cefazolin / Q000494:pharmacology; D004338:Drug Combinations; D004357:Drug Synergism; D051379:Mice; D010400:Penicillin G / Q000494:pharmacology; D010406:Penicillins / Q000494:pharmacology* / Q000627:therapeutic use
chemical_list: D004338:Drug Combinations; D010406:Penicillins; D000667:Ampicillin; D000658:Amoxicillin; D002437:Cefazolin; D010400:Penicillin G