Research Article

A Study on L-Asparaginase of Nocardia levis MK-VL_113

Table 4

Impact of yeast extract concentrations on L-asparaginase production by Nocardia levis grown in modified ISP-5 broth.

Yeast extract concentrations (w/v)L-asparaginase production (U/mg of cell dry wt.)

1% 4 . 5 6 ± 0 . 1 7 2
1.5% 5 . 0 6 ± 0 . 0 0 2
2% 3 . 4 2 ± 0 . 1 4 2
2.5% 1 . 6 2 ± 0 . 0 4 3
3% 0 . 9 7 ± 0 . 0 1 3

Values are the means of three replicates ± S D .