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Table 5 Effect of vanillin concentration (0–5 mM) on relative growth inhibition of P. aromaticivorans AR20-38 in MM with glucose (0.2% w/v) at 10 °C (100%: OD600 = 2.74 ± 0.02) and 20 °C (100%: OD600 = 2.03 ± 0.04)

From: Bioconversion of ferulic acid and vanillin to vanillic acid by cold-adapted Paraburkholderia aromaticivorans AR20-38: impact of culture conditions

Vanillin conc. (mM)

Temperature (°C)

Relative growth (%)

0

10

100.0 c

1

10

91.8 b

2

10

69.3 a

3

10

69.2 a

4

10

70.1 a 

5

10

70.0 a

0

20

100.0 b

1

20

103.3 b

2

20

102.0 b

3

20

98.5 b

4

20

100.0 b

5

20

89.4 a

  1. Data represent mean values of three replicates. Different letters (a-c) indicate statistically significant differences (LSD, p ≤ 0.05) between vanillin concentrations