1–4
Department of Bioprocess Engineering, Faculty of Chemical and Natural Resources Engineering,
Universiti Teknologi Malaysia, 81310 UTM Skudai, Johor, Malaysia
182 azila, NoRhaNa, MohD. azizUl & NoRhaSliza
iMMoBilizaTioN oF glUCoSE oxiDaSE iN FREEzE-ThawED 183
184 azila, NoRhaNa, MohD. azizUl & NoRhaSliza
iMMoBilizaTioN oF glUCoSE oxiDaSE iN FREEzE-ThawED 185
186 azila, NoRhaNa, MohD. azizUl & NoRhaSliza
Figure 1 Total protein concentration (mg/ml) in the washing solutions for freeze-thawed PVa-goD membranes against the time
Time (hour)
Protein Concentration (mg/ml)
iMMoBilizaTioN oF glUCoSE oxiDaSE iN FREEzE-ThawED 187
Figure 2 The relationship between the concentration of the PVa and water content (%) for freeze- thawed PVa-goD membranes
PVA Concentration (%)
Water CIontent (%)
188 azila, NoRhaNa, MohD. azizUl & NoRhaSliza
Figure 3 Comparison of apparent enzyme activity (mU/ml) for freeze-thawed PVa-goD membranes against time
Time (Day)
Apparent Enzyme Activity (mU/ml)
iMMoBilizaTioN oF glUCoSE oxiDaSE iN FREEzE-ThawED 189
190 azila, NoRhaNa, MohD. azizUl & NoRhaSliza
Figure 4 Total protein concentration (mg/ml) in the washing solutions for PVa/TMoS- goD membranes
Time (hour)
Protein Concentrations (mg/ml)
iMMoBilizaTioN oF glUCoSE oxiDaSE iN FREEzE-ThawED 191
Figure 5 Comparison of current response (µa) towards 5mM glucose for PVa/TMoS- goD membranes
Time (Day)
Current Response (μA)
192 azila, NoRhaNa, MohD. azizUl & NoRhaSliza
