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Table 2 The final yield of TTMP and HB of endophytic B. subtilis

From: High tetramethylpyrazine production by the endophytic bacterial Bacillus subtilis isolated from the traditional medicinal plant Ligusticum chuanxiong Hort.

 

LB3

LB3-2-1

LB6-2

LB4

LB5

TMP (g/L)

9.536

8.505

8.181

10.24

10.69

HB (g/L)

36.70

30.26

44.46

43.16

51.31

  1. Data were obtained after 144 h fermentation by GC analysis, the conditions of fermentation and GC analysis were shown in the text