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Table 2 Activities of P . ostreatus IBL-02 laccase immobilized in sol-gels of different hydrophobicities

From: Improvement of Catalytic Efficiency, Thermo-stability and Dye Decolorization Capability of Pleurotus ostreatusIBL-02 laccase by Hydrophobic Sol Gel Entrapment

No.

Gel precursors TMOS:PTMS (molar ratio)

Specific activity (U/mg)

Degree of immobilization

Specific activity corrected* (U/mg)

Relative activity

1

Free laccase

573

 

573

1

2

1:1

335

0.41

670

2.5

3

1:2

317

0.44

720

2.7

4

1:5

398

0.30

1326

3.3

5

1:10

288

0.49

587

2.0

6

1:15

170

0.52

326

1.9

7

1:20

149

0.56

266

1.7

8

1:25

97

0.58

167

1.7

9

1:30

11

0.63

17

1.5

  1. *Activities were corrected with degree of immobilization.
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BMC Chemistry

ISSN: 2661-801X

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