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Effect of chromium salts on invertase immobilization onto carboxymethylcellulose-gelatine carrier system
Date
1996-07-01
Author
Emregul, E
Sungur, S
Akbulut, Ural
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This work is licensed under a
Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License
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The carboxymethylcellulose-gelatine carrier system was investigated for invertase immobilization. Chromium (III) acetate, chromium (III) sulphate and potassium chromium (III) sulphate were used as cross-linking agents. Effect of carboxymethylcellulose-gelatine ratio and cross-linker concentration on immobilized enzyme activity were analysed. Reusability of immobilized enzyme was also investigated. Maximum immobilized enzyme activities were obtained with cross-linkers chromium (III) sulphate (0.004 mol dm(-3)) and potassium chromium (III) sulphate (0.001 mol dm(-3)) for a carrier composition of carboxymethylcellulose-gelatine ratio 0.111 (w/w) as 78%. (C) 1996 Elsevier Science Limited
Subject Keywords
Gelatine
,
Carboxymethylcellulose
,
Invertase enzyme
,
Immobilization
URI
https://hdl.handle.net/11511/40419
Journal
BIOMATERIALS
DOI
https://doi.org/10.1016/0142-9612(96)87285-1
Collections
Department of Chemistry, Article