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https://locus.ufv.br//handle/123456789/19616
Tipo: | Artigo |
Título: | Expanded-bed adsorption utilizing ion-exchange resin to purify extracellular β-galactosidase |
Autor(es): | Pereira, José Antonio Marques Rosa, Paulo De Tarso Vieira E. Pastore, Glaucia Maria Santana, Cesar Costapinto |
Abstract: | The application of expanded-bed ion-exchange resins allows the elimination of intermediary particulate separation steps like filtration or centrifugation prior to adsorption steps in enzyme-purification processes from crude fermentation broths. This work is concerned with the experimental evaluation data of a process related to the adsorption of an extracellular p-galactosidase from the fungiScopulariopsis. The protein recovery in the ion-exchange resin Accell Plus QMA™ was accomplished using a continuous-monitoring method. The direct adsorption step was followed by a elution step with concentrated NaCl solutions aiming to improve the enzyme-specific activity. Experimental data for fixed and expanded bed were compared |
Palavras-chave: | Extracellular p-galactosidase Adsorption Expanded bed Enzyme recovery |
Editor: | Applied Biochemistry and Biotechnology |
Tipo de Acesso: | Humana Press Inc. |
URI: | https://doi.org/10.1007/BF02920188 http://www.locus.ufv.br/handle/123456789/19616 |
Data do documento: | Mar-1998 |
Aparece nas coleções: | Artigos |
Arquivos associados a este item:
Arquivo | Descrição | Tamanho | Formato | |
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artigo.pdf Until 2100-12-31 | Texto completo | 436,39 kB | Adobe PDF | Visualizar/Abrir ACESSO RESTRITO |
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