Table 1.

Affinities of B. cepacia G4, PR1301, and ENV435 for hydrophobic, cationic, and anionic matrices

StrainHIC g/e ratioaESIC affinity for the cation exchangerbESIC affinity for the anion exchangerc
B. cepaciaG416.6 (0.8)d 0.1 (0.1)8.2 (0.3)
PR1301 1.5 (0.1)0.1 (0.0)0.6 (0.2)
ENV4350.3 (0.3)0.1 (0.1)13.0 (3.2)
  • a A higher g/e ratio indicates a greater tendency for hydrophobic interactions.

  • b A higher value indicates a higher positive cell surface charge.

  • c A higher value indicates a higher negative cell surface charge.

  • d The values in parentheses are standard deviations ( n = 3 ).