Liquefied petroleum gas as solvent medium for the treatment of immobilized inulinases

dc.contributor.authorSilva, Marceli Fernandes
dc.contributor.authorGolunski, Simone Maria
dc.contributor.authorRigo, Diane
dc.contributor.authorMossi, Vinícius
dc.contributor.authorLuccio, Marco Di
dc.contributor.authorMazutti, Marcio A.
dc.contributor.authorPergher, Sibele Berenice Castellã
dc.contributor.authorOliveira, Débora
dc.contributor.authorOliveira, J. Vladimir
dc.contributor.authorTreichel, Helen
dc.date.accessioned2020-07-14T15:19:28Z
dc.date.available2020-07-14T15:19:28Z
dc.date.issued2013-02
dc.description.resumoBACKGROUND: The main goal of this work is to assess the influence of pressurized liquefied petroleum gas (LPG) treatment on the enzymatic activity of immobilized inulinases. The effects of process variables were evaluated through 23 experimental design. RESULTS: Inulinase from Klyveromyces marxianus NRRL Y‐7571 presented an increase of 163% in residual activity using LPG at 30 bar during 1 h exposure using a depressurization rate of 20 bar min−1. For Aspergillus niger commercial inulinase, an increment of 129% in residual activity was observed at 30 bar for 1 h treatment at the highest depressurization rate (20 bar min−1). Enzymatic activities changed significantly depending on the enzyme source and the experimental treatment conditions investigated, such as exposure time, depressurization rate and pressure. CONCLUSION: Hence, compressed LPG appears to be a promising technique with practical relevance as a preparation step to improve enzyme activity, thus helping the development of new biotransformation processes. © 2012 Society of Chemical Industrypt_BR
dc.identifier.citationSILVA, Marceli Fernandes; GOLUNSKI, Simone Maria; RIGO, Diane; MOSSI, Vinícius; LUCCIO, Marco Di; MAZUTTI, Marcio A.; PERGHER, Sibele Berenice Castellã; OLIVEIRA, Débora; OLIVEIRA, J. Vladimir; TREICHEL, Helen. Liquefied petroleum gas as solvent medium for the treatment of immobilized inulinases. Journal Of Chemical Technology & Biotechnology, [s.l.], v. 88, n. 2, p. 280-286, fev. 2013. ISSN 1097-4660. Disponível em: https://onlinelibrary.wiley.com/doi/abs/10.1002/jctb.3827. Acesso em: 14 jul. 2020. https://doi.org/10.1002/jctb.3827.pt_BR
dc.identifier.doi10.1002/jctb.3827
dc.identifier.issn1097-4660
dc.identifier.urihttps://repositorio.ufrn.br/jspui/handle/123456789/29601
dc.languageenpt_BR
dc.publisherWileypt_BR
dc.subjectInulinasept_BR
dc.subjectCompressed fluid LPGpt_BR
dc.titleLiquefied petroleum gas as solvent medium for the treatment of immobilized inulinasespt_BR
dc.typearticlept_BR

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