TABLE 2.

Growth of D. ethenogenes strain 195 in pure cultures and in cocultures with PCE and 0.001 mg/liter vitamin B12

CultureAmt of solvent consumed (μmol)No. of tceA gene copies produced (108/ml culture)a
D. ethenogenes strain 195390.9 ± 0.12
D. ethenogenes strain 195 + D. desulfuricans401.8 ± 0.32
D. ethenogenes strain 195 + D. desulfuricans + A. woodii391.3 ± 0.18
  • a The number of tceA gene copies equals the number of cells (36). The values are averages ± standard deviations based on triplicate determinations.