Table 1.

Growth of V. paradoxus VAI-C on acyl-HSLs and other compoundsa

Growth substrateYield (g · mol−1)Doubling time (h)
3OC6-HSL953.5
C4-HSL7025
C6-HSL9832
C8-HSL114NDb
C10-HSL170ND
C12-HSL197ND
3-Hydroxybutyrate533.5
Succinate393.5
Isoleucine684.5
Homoserine576
Threonine357
dl-Pantothenate524
Glucose7114
  • a The data presented are the average of three or more separate determinations. Other substrates utilized were C14-HSL, 4-hydroxybutyrate, polyoxyethylene-20-sorbitan monooleate (i.e., Tween 80), poly[(R)-3-hydroxybutyrate], glycerol, formate, methionine, propanol, folate, proline, and α-ketobutyrate. Substrates not utilized were l-HSL, γ-butyrolactone,dl-pantolactone, dl-homocysteine thiolactone,N-acetyl-l-homocysteine thiolactone,N-acetyl-l-aspartate, hexanoate, and H2 + CO2 + O2.

  • b ND, not determined (see Materials and Methods).