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Aspergillus niger Produced by Solid-State Fermentation

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Figure  1  -  Evolution  of  the  glucoamylase  activity  and  the  free  glucose  concentration  during  the  assay
Figure  2a  -  Q-Sepharose  chromatography  profile.  (●)  absorbance  in  280  nm;  (○)  glucoamylase  activity, determined for relevant fractions
Figure 2c - Sephadex G-100 chromatography profile. (●) absorbance in 280 nm; (○) glucoamylase  activity, determined for relevant fractions
Table 1  Purification factor and % of glucoamylase activity recovery.  Step  Volume  (mL)  Activity  (U mL-1)  Total  Activity (U)  Total Protein  Concentration  (mg mL -1 )  Total  Protein  Mass (mg)  Specific  Activity  (U mg-1)  Purification Factor  % R
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