Fig. 4

Biocatalyst activity time-profiles obtained in fed-batch cultures 1–5. Experiment labels: FB1: µ = 0.05 h⁻¹; FB2: µ = 0.10 h⁻¹; FB3: µ = 0.15 h⁻¹; FB4: µ = 0.05 h⁻¹ + MetOH pulses; FB5: µ = 0.05 h⁻¹ + constant MetOH = 3 g L⁻¹