Antibiotic resistance ofEscherichia coli in fecal samples of healthy people in two different areas in an industrialized country

Cross-resistance to fluoroquinolones in multiple-antibiotic-resistant (Mar) Escherichia coli selected by tetracycline or chloramphenicol: decreased drug accumulation associated with membrane changes in addition to OmpF reduction

Stan Cohen, Laura M. McMurry, David C. Hooper et al. · Antimicrobial Agents and Chemotherapy · 1989 · 376 citations · Full text

Life Sciences, Microbiology, Antimicrobial Resistance +15

Changes in Intestinal Flora of Farm Personnel after Introduction of a Tetracycline-Supplemented Feed on a Farm

Stuart B. Levy, George Fitzgerald, Ann B. Macone · New England Journal of Medicine · 1976 · 354 citations

Agriculture, Microbiology, Poultry Science +11

Emergence of High-Level Trimethoprim Resistance in Fecal<i>Escherichia coli</i>during Oral Administration of Trimethoprim or Trimethoprim-Sulfamethoxazole

Barbara E. Murray, Edward R. Rensimer, Herbert L. DuPont · New England Journal of Medicine · 1982 · 223 citations

Life Sciences, Infectious Diseases, Microbiology +12

marA, a regulated locus which controls expression of chromosomal multiple antibiotic resistance in Escherichia coli

Herbert Hächler, Stan Cohen, Stuart B. Levy · Journal of Bacteriology · 1991 · 179 citations · Full text

Life Sciences, Genetics, Microbiology +17

The Carriage of<i>Escherichia coli</i>Resistant to Antimicrobial Agents by Healthy Children in Boston, in Caracas, Venezuela, and in Qin Pu, China

Susan C. Lester, María del Pilar, Fu Wang et al. · New England Journal of Medicine · 1990 · 176 citations · Full text

Life Sciences, Infectious Diseases, Microbiology +14