Production and Partial Characterization of α-Amylase Enzyme from Bacillus sp. BCC 01-50 and Potential Applications

Table 1

Growth kinetics of Bacillus sp. BCC 01-50 and sugar consumption in synthetic medium.

Time h	Total sugar g/L	Dry cell weight g/L	(g/L/h)	(g/L/h)
0	17.8	0.20	—	—	—
12	16.1	0.65	0.45	1.76	0.25
24	14.1	1.06	0.85	3.70	0.23
36	11.1	1.88	1.67	6.70	0.24
48	5.75	2.25	2.04	12.11	0.16
60	2.74	2.50	2.29	15.12	0.15
72	1.77	2.06	1.85	16.09	0.11
84	0.95	1.33	1.12	16.91	0.06
96	0.56	1.11	0.91	17.30	0.05
108	0.46	0.90	0.70	17.40	0.04
120	0.32	0.65	0.44	17.54	0.02

biomass formation rate, (g/L/h); sugar consumption rate, (g/L/h); biomass yield from sugar, (g/g). Results shown in above table are average of triplicate parallel experiments.