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Table 1 Growth of bacterial strains on agar plates with 2 g/L depolymerized lignin in M9 medium

From: Bacterial conversion of depolymerized Kraft lignin

Organisms

5 mL/min

10 mL/min

No. of ‘+’ for each organism

190 °C

220 °C

240 °C

190 °C

220 °C

240 °C

1

2

1

2

1

2

1

2

1

2

1

2

R. opacus

+

+

+

+

+

+

+

+

+

+

+

+

12

R. erythropolis

+

−

−

−

+

+

−

+

+

−

−

−

6

P. fluorescens

−

+

−

+

+

−

+

−

+

+

+

+

8

P. putida KT2440

−

−

−

+

−

−

−

−

−

+

−

+

3

P. putida EM42

−

−

+

+

−

+

+

−

+

−

−

−

5

Isolate B

−

−

+

+

−

+

+

−

−

+

−

−

5

Isolate C

−

−

−

+

+

+

+

+

−

+

−

−

6

Isolate 9.1

+

−

−

−

−

+

−

+

−

−

−

+

4

Isolate 19

−

−

−

+

−

+

−

+

+

−

−

−

4

No. of species showing growth on depolymerized lignin with different severities

4

7

8

8

8

4

 
  1. The lignin samples (originating from [27]) had been depolymerized with two different flow rates (5 and 10 mL/min) and three different severities (190, 220, 240 °C) for each flow rate. The plates were incubated for 3 weeks at 30 °C. The isolates were previously tentatively reported as Pseudomonas sp. (B); P. plecoglossicida (C); P. deceptionensis (9.1); and Rhodococcus erythropolis (19). Biological duplicates are indicated as 1 and 2. (+ growth; − no growth)