bacterial strain nonhuman 71 Article 68 controlled study 46 unclassified drug 28 human 27 antibiotic resistance 17 genetics 17 Escherichia coli 16 Staphylococcus aureus 16 Humans 14 antibiotic sensitivity 14 bacterial gene 14 bacterial growth 14 antibacterial activity 13 bacterial genome 13 bacterium culture 13 bacterium isolate 13 chemistry 13 metabolism 13 microbiology 13 whole genome sequencing 12 antiinfective agent 11 bacterial virulence 11 male 11 minimum inhibitory concentration 11 ciprofloxacin 10 priority journal 10 article 9 drug effect 9