From: Optimized medium via statistical approach enhanced threonine production by Pediococcus pentosaceus TL-3 isolated from Malaysian food
Variables
Coded symbol
Coded values
− α
− 1
0
+ 1
+ α
Molasses
A
27.84
29.22
30.60
31.98
33.36
Meat extract
B
16
20
24
28
32
(NH4)2SO4
C
6.7
7.55
8.4
9.25
10.10
MnSO4
D
0.067
0.082
0.096
0.110
0.124