The Facile Synthesis of Novel ZnO Nanostructure for Galactose Biosensor Application

Table 1

Optical density values and the efficiency of the GalO_x enzyme immobilization on ZnO NRs and ZnO NR/NR surfaces.

Sample	GalOx|ZnO NRs	GalOx|ZnO NRs/NRs
OD value	0.083	0.075
ΔOD	0.022	0.014
Enzyme concentration (find out from Bradford standard graph) (μg)	23.1	14.5
Enzyme content after the immobilization (μg)	1.155	725
Immobilized enzyme content (μg)	845	1.275
	42.25	63.75