TABLE 1.

Growth of Arthrobacter strain VAI-A on 3-oxohexanoyl-homoserine and other compounds^a

Growth substrate	Yield (g of dry biomass · mol−1)	Doubling time (min)
3OC6-l-homoserine	152	245
Glycerol	24	140
Sucrose	16	210
Xylose	30	205
l-Homoserine	73	115
l-Alanine	69	160
Succinate	58	85

^aData presented are the averages of at least duplicate determinations. Substrates not utilized as energy sources were l-homoserine lactone; N-acetyl-l-aspartate; and dl-C4HSL, dl-C6HSL, dl-C7HSL, dl-C8HSL, dl-C10HSL, dl-C12HSL, l-3OC12HSL, or dl-C14HSL.