Table 2 Actual doses of nutrient sources set by central composite design and predicted production of Xcn1 from Xenorhabdus nematophila YL001.

From: Enhancing the yield of Xenocoumacin 1 in Xenorhabdus nematophila YL001 by optimizing the fermentation process

Run

Maltose(g/L)

Proteose peptone(g/L)

K2HPO4(g/L)

Xcn1 (μg/mL)

1

10

9.91

5

34.79

2

10

20

5

108.28

3

10

30.09

5

75.16

4

7

26

3.5

99.16

5

13

26

6.5

41.45

6

7

14

6.5

56.66

7

10

20

5

103.94

8

10

20

7.52

62.52

9

10

20

5

103.42

10

10

20

5

105.41

11

10

20

2.48

113.65

12

7

26

6.5

77.84

13

10

20

5

104.72

14

13

14

6.5

63.56

15

15.05

20

5

53.32

16

13

26

3.5

72.57

17

7

14

3.5

56.66

18

13

14

3.5

63.56

19

4.95

20

5

101.25

20

10

20

5

110.23