Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo
Iron magnetic nanoparticles (Fe3O4) were evaluated as adsorption preparative heterofunctional support for the immobilization of lipase B from Candida antarctica (CALB). Heterogeneous magnetic catalysts are easy to recover by the magnetic field, which may optimize operational cost and enhance the pur...
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ftbrazilianjourn:oai:ojs.pkp.sfu.ca:article/33777 2023-05-15T13:34:30+02:00 Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo Brandão Junior, João Ferreira, Debora Cristina Lima Maia, Francisco Silvio Mota, Gabrielly Ferreira do Nascimento, Jean Gleison Andrade Monteiro, Rodolpho Ramilton de Castro da Fonseca, Aluísio Marques de Souza, Maria Cristiane Martins 2021-08-03 application/pdf https://www.brazilianjournals.com/index.php/BRJD/article/view/33777 https://doi.org/10.34117/bjdv7n8-022 eng eng Brazilian Journals Publicações de Periódicos e Editora Ltda. https://www.brazilianjournals.com/index.php/BRJD/article/view/33777/pdf https://www.brazilianjournals.com/index.php/BRJD/article/view/33777 doi:10.34117/bjdv7n8-022 Direitos autorais 2021 Brazilian Journal of Development Brazilian Journal of Development; v. 7, n. 8 (2021); 76015-76024 2525-8761 Immobilization Lipase (CALB) Adsorption Magnetic Nanoparticle info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion 2021 ftbrazilianjourn https://doi.org/10.34117/bjdv7n8-022 2021-09-19T18:22:06Z Iron magnetic nanoparticles (Fe3O4) were evaluated as adsorption preparative heterofunctional support for the immobilization of lipase B from Candida antarctica (CALB). Heterogeneous magnetic catalysts are easy to recover by the magnetic field, which may optimize operational cost and enhance the purity of the products. The nanoparticles were produced by the co-precipitation method. Modifications were carried out on the nanoparticles’ surfaces with aminopropyltriethoxysilane (APTS). The adsorption was evaluated for 3.0 mg protein/g of support in the presence of 5mM sodium phosphate buffer, pH 7.0, at 25 °C and 0.5h of immobilization. In a solvent-free medium, under 37 °C, the biocatalyst prepared has shown activity of 2.2 U/g for the esterification of oleic acid after 0.5h, 37 kHz, and 300 W. The results obtained with CALB adsorbed onto magnetic iron nanoparticles were compared with those of lipase B from Candida antartica adsorbed onto acrylic resin (Novozym® 435). In this regard, under the same reactional conditions, Novozym® 435 has presented activity of 2.9 U/g. Article in Journal/Newspaper Antarc* Antarctica antartic* Brazilian Journals Brazilian Journal of Development 7 8 76015 76024 |
institution |
Open Polar |
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Brazilian Journals |
op_collection_id |
ftbrazilianjourn |
language |
English |
topic |
Immobilization Lipase (CALB) Adsorption Magnetic Nanoparticle |
spellingShingle |
Immobilization Lipase (CALB) Adsorption Magnetic Nanoparticle Brandão Junior, João Ferreira, Debora Cristina Lima Maia, Francisco Silvio Mota, Gabrielly Ferreira do Nascimento, Jean Gleison Andrade Monteiro, Rodolpho Ramilton de Castro da Fonseca, Aluísio Marques de Souza, Maria Cristiane Martins Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
topic_facet |
Immobilization Lipase (CALB) Adsorption Magnetic Nanoparticle |
description |
Iron magnetic nanoparticles (Fe3O4) were evaluated as adsorption preparative heterofunctional support for the immobilization of lipase B from Candida antarctica (CALB). Heterogeneous magnetic catalysts are easy to recover by the magnetic field, which may optimize operational cost and enhance the purity of the products. The nanoparticles were produced by the co-precipitation method. Modifications were carried out on the nanoparticles’ surfaces with aminopropyltriethoxysilane (APTS). The adsorption was evaluated for 3.0 mg protein/g of support in the presence of 5mM sodium phosphate buffer, pH 7.0, at 25 °C and 0.5h of immobilization. In a solvent-free medium, under 37 °C, the biocatalyst prepared has shown activity of 2.2 U/g for the esterification of oleic acid after 0.5h, 37 kHz, and 300 W. The results obtained with CALB adsorbed onto magnetic iron nanoparticles were compared with those of lipase B from Candida antartica adsorbed onto acrylic resin (Novozym® 435). In this regard, under the same reactional conditions, Novozym® 435 has presented activity of 2.9 U/g. |
format |
Article in Journal/Newspaper |
author |
Brandão Junior, João Ferreira, Debora Cristina Lima Maia, Francisco Silvio Mota, Gabrielly Ferreira do Nascimento, Jean Gleison Andrade Monteiro, Rodolpho Ramilton de Castro da Fonseca, Aluísio Marques de Souza, Maria Cristiane Martins |
author_facet |
Brandão Junior, João Ferreira, Debora Cristina Lima Maia, Francisco Silvio Mota, Gabrielly Ferreira do Nascimento, Jean Gleison Andrade Monteiro, Rodolpho Ramilton de Castro da Fonseca, Aluísio Marques de Souza, Maria Cristiane Martins |
author_sort |
Brandão Junior, João |
title |
Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
title_short |
Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
title_full |
Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
title_fullStr |
Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
title_full_unstemmed |
Immobilization of CalB Lipase by adsorption on magnetic nanoparticles: A heterogeneous biocatalysis/ Imobilização da lipase CalB por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
title_sort |
immobilization of calb lipase by adsorption on magnetic nanoparticles: a heterogeneous biocatalysis/ imobilização da lipase calb por adsorção em nanopartículas magnéticas: um biocatalisador heterogêneo |
publisher |
Brazilian Journals Publicações de Periódicos e Editora Ltda. |
publishDate |
2021 |
url |
https://www.brazilianjournals.com/index.php/BRJD/article/view/33777 https://doi.org/10.34117/bjdv7n8-022 |
genre |
Antarc* Antarctica antartic* |
genre_facet |
Antarc* Antarctica antartic* |
op_source |
Brazilian Journal of Development; v. 7, n. 8 (2021); 76015-76024 2525-8761 |
op_relation |
https://www.brazilianjournals.com/index.php/BRJD/article/view/33777/pdf https://www.brazilianjournals.com/index.php/BRJD/article/view/33777 doi:10.34117/bjdv7n8-022 |
op_rights |
Direitos autorais 2021 Brazilian Journal of Development |
op_doi |
https://doi.org/10.34117/bjdv7n8-022 |
container_title |
Brazilian Journal of Development |
container_volume |
7 |
container_issue |
8 |
container_start_page |
76015 |
op_container_end_page |
76024 |
_version_ |
1766053756923805696 |