Gene Review:
dhfrI - dihydrofolate reductase type I
Escherichia coli
- The region of the IncN plasmid R46 coding for resistance to beta-lactam antibiotics, streptomycin/spectinomycin and sulphonamides is closely related to antibiotic resistance segments found in IncW plasmids and in Tn21-like transposons. Hall, R.M., Vockler, C. Nucleic Acids Res. (1987)
- Escherichia coli with a self-transferable, multiresistant plasmid coding for metallo-beta-lactamase VIM-1. Miriagou, V., Tzelepi, E., Gianneli, D., Tzouvelekis, L.S. Antimicrob. Agents Chemother. (2003)
- Antimicrobial resistance genes in enterotoxigenic Escherichia coli O149:K91 isolates obtained over a 23-year period from pigs. Maynard, C., Fairbrother, J.M., Bekal, S., Sanschagrin, F., Levesque, R.C., Brousseau, R., Masson, L., Larivière, S., Harel, J. Antimicrob. Agents Chemother. (2003)
- Spread of a newly found trimethoprim resistance gene, dhfrIX, among porcine isolates and human pathogens. Jansson, C., Franklin, A., Sköld, O. Antimicrob. Agents Chemother. (1992)
- The dhfrI trimethoprim resistance gene of Tn7 can be found at specific sites in other genetic surroundings. Sundström, L., Sköld, O. Antimicrob. Agents Chemother. (1990)
- Characterization of multidrug-resistance phenotypes and genotypes of Escherichia coli strains isolated from swine from an abattoir in Osaka, Japan. Kumai, Y., Suzuki, Y., Tanaka, Y., Shima, K., Bhadra, R.K., Yamasaki, S., Kuroda, K., Endo, G. Epidemiol. Infect. (2005)
- Characterization of aminoglycoside resistance genes and class 1 integrons in porcine and bovine gentamicin-resistant Escherichia coli. Sandvang, D., Aarestrup, F.M. Microb. Drug Resist. (2000)