• Datsenko KA & Wanner BL (2000) One-step inactivation of chromosomal genes in Escherichia coli K-12 using PCR products. P Natl Acad Sci USA 97: 66406645.
  • Higashi K, Ishigure H, Demizu R, Uemura T, Nishino K, Yamaguchi A, Kashiwagi K & Igarashi K (2008) Identification of a spermidine excretion protein complex (MdtJI) in Escherichia coli. J Bacteriol 190: 872878.
  • Igarashi K & Kashiwagi K (2006) Polyamine modulon in Escherichia coli: genes involved in the stimulation of cell growth by polyamines. J Biochem 139: 1116.
  • Ignatenko NA, Fish JL, Shassetz LR, Woolridge DP & Gerner EW (1996) Expression of the human spermidine/spermine N1-acetyltransferase in spermidine acetylation-deficient Escherichia coli. Biochem J 319: 435440.
  • Matsumoto M & Benno Y (2007) The relationship between microbiota and polyamine concentration in the human intestine: a pilot study. Microbiol Immunol 51: 2535.
  • Miller JH (1992) A short course in bacterial genetics. A Laboratory Manual and Handbook for Escherichia coli and Related Bacteria, pp. 263274, 437. Cold Spring Harbor Laboratory Press, Cold Spring Harbor, NY.
  • Mobley HL, Belas R, Lockatell V, Chippendale G, Trifillis AL, Johnson DE & Warren JW (1996) Construction of a flagellum-negative mutant of Proteus mirabilis: effect on internalization by human renal epithelial cells and virulence in a mouse model of ascending urinary tract infection. Infect Immun 64: 53325340.
  • Noack J, Kleessen B, Proll J, Dongowski G & Blaut M (1998) Dietary guar gum and pectin stimulate intestinal microbial polyamine synthesis in rats. J Nutr 128: 13851391.
  • Pistocchi R, Kashiwagi K, Miyamoto S, Nukui E, Sadakata Y, Kobayashi H & Igarashi K (1993) Characteristics of the operon for a putrescine transport system that maps at 19 minutes on the Escherichia coli chromosome. J Biol Chem 268: 146152.
  • Rather PN (2005) Swarmer cell differentiation in Proteus mirabilis. Environ Microbiol 7: 10651073.
  • Rozalski A, Sidorczyk Z & Kotelko K (1997) Potential virulence factors of Proteus bacilli. Microbiol Mol Biol R 61: 6589.
  • Schiller D, Kruse D, Kneifel H, Kramer R & Burkovski A (2000) Polyamine transport and role of potE in response to osmotic stress in Escherichia coli. J Bacteriol 182: 62476249.
  • Sturgill G & Rather PN (2004) Evidence that putrescine acts as an extracellular signal required for swarming in Proteus mirabilis. Mol Microbiol 51: 437446.
  • Suzuki H, Kumagai H & Tochikura T (1987) Isolation, genetic mapping, and characterization of Escherichia coli K-12 mutants lacking gamma-glutamyltranspeptidase. J Bacteriol 169: 39263931.
  • Suzuki H, Koyanagi T, Izuka S, Onishi A & Kumagai H (2005) The yliA, -B, -C, and -D genes of Escherichia coli K-12 encode a novel glutathione importer with an ATP-binding cassette. J Bacteriol 187: 58615867.
  • Tabor CW & Tabor H (1984) Polyamines. Annu Rev Biochem 53: 749790.
  • Tabor CW & Tabor H (1985) Polyamines in microorganisms. Microbiol Rev 49: 8199.