Výsledky vyhledávání - "H. F. DE CASTRO"

Enhancement lipase activity via immobilization onto chitosan beads used as seed particles during fluidized bed drying: Application in butyl butyrate production

Autor: Ana K.F. Carvalho, Luciano Bachmann, Suraia Said, Wanderley Pereira de Oliveira, T. A. Costa-Silva, Claudia R. F. Souza, H. F. de Castro

Publikováno v: Applied Catalysis A: General. 622:118217

We present a method for lipase immobilization via fluidized bed technology. The enzyme drying/immobilization solution consisted of phosphate buffer (50 mM pH 7.0) containing the lipase (5.0 mgprotein/gchitosan), 200 mM of NaCl and PEG-1500 (1.5 % m/v

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::2ac021cdbe016298a4249ffbe71a0320
https://doi.org/10.1016/j.apcata.2021.118217

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Enzymatic Transesterification of Coconut Oil Using Chitosan-Immobilized Lipase Produced by Fluidized-Bed System

Autor: Ana K.F. Carvalho, T. A. Costa-Silva, Wanderley Pereira de Oliveira, Suraia Said, Claudia R. F. Souza, H. F. de Castro

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

This work demonstrated the catalytic performance of Cercospora kikichii lipase immobilized onto chitosan acetate microparticles activated with different cross-linking agents and dried using a fluidized-bed system. The activating agent affected the li

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::25b7ade17f0a72ca2fd8435c465016ba
https://doi.org/10.1021/acs.energyfuels.7b02033

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Magnetized poly(STY-co-DVB) as a matrix for immobilizing microbial lipase to be used in biotransformation

Autor: H. F. de Castro, P. C. F. de Oliveira, Heitor B.S. Bento, L. Freitas

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

Magnetized hydrophobic polymeric particles were prepared by suspension polymerization of styrene and divinylbenzene with the addition of magnetite (Fe 3 O 4 ) functionalized with oleic acid (OA). The magnetic poly(STY- co -DVB) particles were charact

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d4baa4994cf31af4ff42ebaa71c9f576
https://doi.org/10.1016/j.jmmm.2016.11.061

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SYNTHESIS, CHARACTERIZATION AND APPLICATION OF A POLYURETHANE-BASED SUPPORT FOR IMMOBILIZING MEMBRANE-BOUND LIPASE

Autor: Grazielle Santos Silva Andrade, H. F. de Castro, A. L. L. Rico, Pedro Oliveira, M. S. Soares

Publikováno v: Brazilian Journal of Chemical Engineering, Vol 34, Iss 1, Pp 29-39
Brazilian Journal of Chemical Engineering, Volume: 34, Issue: 1, Pages: 29-39, Published: JAN 2017
Brazilian Journal of Chemical Engineering v.34 n.1 2017
Brazilian Journal of Chemical Engineering
Associação Brasileira de Engenharia Química (ABEQ)
instacron:ABEQ

This study conducted an assessment of polyurethane foams that were synthesized by one-shot process and used as a low-cost support to immobilize Mucor circinelloides URM 4182 whole-cells presenting high lipolytic activity. Polyols with different molec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::786bdff9ac7777b84d67020ffd525b45
https://doi.org/10.1590/0104-6632.20170341s20140227

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Immobilized enzyme-driven value enhancement of lignocellulosic-based agricultural byproducts: Application in aroma synthesis

Autor: Ana K.F. Carvalho, Claudia R. F. Souza, H. F. de Castro, T. A. Costa-Silva, Luciano Bachmann, Wanderley Pereira de Oliveira, Suraia Said

Publikováno v: Journal of Cleaner Production. 284:124728

We have combined the advantages of immobilization and spouted bed drying to enhance lipase activity and stability for further use of this enzyme in esterification. Through covalent binding, Cercospora kikuchii lipase was immobilized onto agricultural

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::94216b7d91da595c4ffe418eb194b604
https://doi.org/10.1016/j.jclepro.2020.124728

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Enzymatic Synthesis of Biodiesel Using Immobilized Lipase on a Non-commercial Support

Autor: H. F. de Castro, Ana K.F. Carvalho, Wanderley Pereira de Oliveira, T. A. Costa-Silva, Claudia R. F. Souza, Suraia Said

Publikováno v: Energy & Fuels. 30:4820-4824

In this work was produced an immobilized biocatalyst from Cercospora kikuchii lipase with beneficial catalytic activity and stability. The immobilized derivative was used in the ethanolysis of coconut oil. This is a great option for the Brazilian ren

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::3e9c3eb87d7fb1ddebe462d12da727d8
https://doi.org/10.1021/acs.energyfuels.6b00208

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