TABLE 1.

Growth of S. aciditrophicus with 10 mM crotonate and different cosubstrates

CosubstrateMaximum absorbance reached after 10 days of incubationa
None0.26 ± 0.02
Benzoate0.10 ± 0.01
o-Phthalate0.24 ± 0.02
2-Fluorobenzoate0.04 ± 0.01
3-Fluorobenzoate0.04 ± 0.01
4-Fluorobenzoate0.22 ± 0.02
p-Aminobenzoate0.24 ± 0.01
2-Chlorobenzoate0.25 ± 0.02
3-Chlorobenzoate0.20 ± 0.01
4-Chlorobenzoate0.24 ± 0.02
2-Hydroxybenzoate0.23 ± 0.01
3-Hydroxybenzoate0.25 ± 0.01
4-Hydroxybenzoate0.26 ± 0.01
o-Toluate0.26 ± 0.01
  • a Data are means ± standard deviations of triplicate cultures.